diff --git a/analysis_options.yaml b/analysis_options.yaml
index bfe6588..ccf30a1 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -11,3 +11,4 @@ linter:
     parameter_assignments: false
     no_runtimetype_tostring: false
     avoid_escaping_inner_quotes: false
+    prefer_const_constructors: true
diff --git a/lib/src/channels/channel.dart b/lib/src/channels/channel.dart
index ef654f6..2d301a9 100644
--- a/lib/src/channels/channel.dart
+++ b/lib/src/channels/channel.dart
@@ -1,30 +1,28 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import 'channel_id.dart';
 
+part 'channel.freezed.dart';
+
 /// YouTube channel metadata.
-class Channel with EquatableMixin {
-  /// Channel ID.
-  final ChannelId id;
+@Freezed()
+class Channel with _$Channel {
+  const Channel._();
+
+  const factory Channel(
+    /// Channel ID.
+    ChannelId id,
+
+    /// Channel title.
+    String title,
+
+    /// URL of the channel's logo image.
+    String logoUrl,
+
+    /// The (approximate) channel subscriber's count.
+    int? subscribersCount,
+  ) = _Channel;
 
   /// Channel URL.
   String get url => 'https://www.youtube.com/channel/$id';
-
-  /// Channel title.
-  final String title;
-
-  /// URL of the channel's logo image.
-  final String logoUrl;
-
-  /// The (approximate) channel subscriber's count.
-  final int? subscribersCount;
-
-  /// Initializes an instance of [Channel]
-  Channel(this.id, this.title, this.logoUrl, this.subscribersCount);
-
-  @override
-  String toString() => 'Channel ($title)';
-
-  @override
-  List<Object> get props => [id];
 }
diff --git a/lib/src/channels/channel.freezed.dart b/lib/src/channels/channel.freezed.dart
new file mode 100644
index 0000000..dcdfec1
--- /dev/null
+++ b/lib/src/channels/channel.freezed.dart
@@ -0,0 +1,237 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'channel.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$ChannelTearOff {
+  const _$ChannelTearOff();
+
+  _Channel call(
+      ChannelId id, String title, String logoUrl, int? subscribersCount) {
+    return _Channel(
+      id,
+      title,
+      logoUrl,
+      subscribersCount,
+    );
+  }
+}
+
+/// @nodoc
+const $Channel = _$ChannelTearOff();
+
+/// @nodoc
+mixin _$Channel {
+  /// Channel ID.
+  ChannelId get id => throw _privateConstructorUsedError;
+
+  /// Channel title.
+  String get title => throw _privateConstructorUsedError;
+
+  /// URL of the channel's logo image.
+  String get logoUrl => throw _privateConstructorUsedError;
+
+  /// The (approximate) channel subscriber's count.
+  int? get subscribersCount => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $ChannelCopyWith<Channel> get copyWith => throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ChannelCopyWith<$Res> {
+  factory $ChannelCopyWith(Channel value, $Res Function(Channel) then) =
+      _$ChannelCopyWithImpl<$Res>;
+  $Res call(
+      {ChannelId id, String title, String logoUrl, int? subscribersCount});
+
+  $ChannelIdCopyWith<$Res> get id;
+}
+
+/// @nodoc
+class _$ChannelCopyWithImpl<$Res> implements $ChannelCopyWith<$Res> {
+  _$ChannelCopyWithImpl(this._value, this._then);
+
+  final Channel _value;
+  // ignore: unused_field
+  final $Res Function(Channel) _then;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? logoUrl = freezed,
+    Object? subscribersCount = freezed,
+  }) {
+    return _then(_value.copyWith(
+      id: id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      title: title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      logoUrl: logoUrl == freezed
+          ? _value.logoUrl
+          : logoUrl // ignore: cast_nullable_to_non_nullable
+              as String,
+      subscribersCount: subscribersCount == freezed
+          ? _value.subscribersCount
+          : subscribersCount // ignore: cast_nullable_to_non_nullable
+              as int?,
+    ));
+  }
+
+  @override
+  $ChannelIdCopyWith<$Res> get id {
+    return $ChannelIdCopyWith<$Res>(_value.id, (value) {
+      return _then(_value.copyWith(id: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$ChannelCopyWith<$Res> implements $ChannelCopyWith<$Res> {
+  factory _$ChannelCopyWith(_Channel value, $Res Function(_Channel) then) =
+      __$ChannelCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {ChannelId id, String title, String logoUrl, int? subscribersCount});
+
+  @override
+  $ChannelIdCopyWith<$Res> get id;
+}
+
+/// @nodoc
+class __$ChannelCopyWithImpl<$Res> extends _$ChannelCopyWithImpl<$Res>
+    implements _$ChannelCopyWith<$Res> {
+  __$ChannelCopyWithImpl(_Channel _value, $Res Function(_Channel) _then)
+      : super(_value, (v) => _then(v as _Channel));
+
+  @override
+  _Channel get _value => super._value as _Channel;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? logoUrl = freezed,
+    Object? subscribersCount = freezed,
+  }) {
+    return _then(_Channel(
+      id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      logoUrl == freezed
+          ? _value.logoUrl
+          : logoUrl // ignore: cast_nullable_to_non_nullable
+              as String,
+      subscribersCount == freezed
+          ? _value.subscribersCount
+          : subscribersCount // ignore: cast_nullable_to_non_nullable
+              as int?,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Channel extends _Channel {
+  const _$_Channel(this.id, this.title, this.logoUrl, this.subscribersCount)
+      : super._();
+
+  @override
+
+  /// Channel ID.
+  final ChannelId id;
+  @override
+
+  /// Channel title.
+  final String title;
+  @override
+
+  /// URL of the channel's logo image.
+  final String logoUrl;
+  @override
+
+  /// The (approximate) channel subscriber's count.
+  final int? subscribersCount;
+
+  @override
+  String toString() {
+    return 'Channel(id: $id, title: $title, logoUrl: $logoUrl, subscribersCount: $subscribersCount)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Channel &&
+            (identical(other.id, id) ||
+                const DeepCollectionEquality().equals(other.id, id)) &&
+            (identical(other.title, title) ||
+                const DeepCollectionEquality().equals(other.title, title)) &&
+            (identical(other.logoUrl, logoUrl) ||
+                const DeepCollectionEquality()
+                    .equals(other.logoUrl, logoUrl)) &&
+            (identical(other.subscribersCount, subscribersCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.subscribersCount, subscribersCount)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(id) ^
+      const DeepCollectionEquality().hash(title) ^
+      const DeepCollectionEquality().hash(logoUrl) ^
+      const DeepCollectionEquality().hash(subscribersCount);
+
+  @JsonKey(ignore: true)
+  @override
+  _$ChannelCopyWith<_Channel> get copyWith =>
+      __$ChannelCopyWithImpl<_Channel>(this, _$identity);
+}
+
+abstract class _Channel extends Channel {
+  const factory _Channel(
+          ChannelId id, String title, String logoUrl, int? subscribersCount) =
+      _$_Channel;
+  const _Channel._() : super._();
+
+  @override
+
+  /// Channel ID.
+  ChannelId get id => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel title.
+  String get title => throw _privateConstructorUsedError;
+  @override
+
+  /// URL of the channel's logo image.
+  String get logoUrl => throw _privateConstructorUsedError;
+  @override
+
+  /// The (approximate) channel subscriber's count.
+  int? get subscribersCount => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$ChannelCopyWith<_Channel> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/channels/channel_about.dart b/lib/src/channels/channel_about.dart
index 127f2ea..fab6e4c 100644
--- a/lib/src/channels/channel_about.dart
+++ b/lib/src/channels/channel_about.dart
@@ -1,37 +1,34 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../common/thumbnail.dart';
 import 'channel_link.dart';
 
+part 'channel_about.freezed.dart';
+
 /// YouTube channel's about page metadata.
-class ChannelAbout with EquatableMixin {
-  /// Full channel description.
-  final String description;
+@freezed
+class ChannelAbout with _$ChannelAbout {
+  const factory ChannelAbout(
+    /// Full channel description.
+    String description,
 
-  /// Channel view count.
-  final int viewCount;
+    /// Channel view count.
+    int viewCount,
 
-  /// Channel join date.
-  /// Formatted as: Gen 01, 2000
-  final String joinDate;
+    /// Channel join date.
+    /// Formatted as: Gen 01, 2000
+    String joinDate,
 
-  /// Channel title.
-  final String title;
+    /// Channel title.
+    String title,
 
-  /// Channel thumbnails.
-  final List<Thumbnail> thumbnails;
+    /// Channel thumbnails.
+    List<Thumbnail> thumbnails,
 
-  /// Channel country.
-  final String country;
+    /// Channel country.
+    String country,
 
-  /// Channel links.
-  final List<ChannelLink> channelLinks;
-
-  /// Initialize an instance of [ChannelAbout]
-  ChannelAbout(this.description, this.viewCount, this.joinDate, this.title,
-      this.thumbnails, this.country, this.channelLinks);
-
-  @override
-  List<Object> get props =>
-      [description, viewCount, joinDate, title, thumbnails];
+    /// Channel links.
+    List<ChannelLink> channelLinks,
+  ) = _ChannelAbout;
 }
diff --git a/lib/src/channels/channel_about.freezed.dart b/lib/src/channels/channel_about.freezed.dart
new file mode 100644
index 0000000..df05b24
--- /dev/null
+++ b/lib/src/channels/channel_about.freezed.dart
@@ -0,0 +1,334 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'channel_about.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$ChannelAboutTearOff {
+  const _$ChannelAboutTearOff();
+
+  _ChannelAbout call(
+      String description,
+      int viewCount,
+      String joinDate,
+      String title,
+      List<Thumbnail> thumbnails,
+      String country,
+      List<ChannelLink> channelLinks) {
+    return _ChannelAbout(
+      description,
+      viewCount,
+      joinDate,
+      title,
+      thumbnails,
+      country,
+      channelLinks,
+    );
+  }
+}
+
+/// @nodoc
+const $ChannelAbout = _$ChannelAboutTearOff();
+
+/// @nodoc
+mixin _$ChannelAbout {
+  /// Full channel description.
+  String get description => throw _privateConstructorUsedError;
+
+  /// Channel view count.
+  int get viewCount => throw _privateConstructorUsedError;
+
+  /// Channel join date.
+  /// Formatted as: Gen 01, 2000
+  String get joinDate => throw _privateConstructorUsedError;
+
+  /// Channel title.
+  String get title => throw _privateConstructorUsedError;
+
+  /// Channel thumbnails.
+  List<Thumbnail> get thumbnails => throw _privateConstructorUsedError;
+
+  /// Channel country.
+  String get country => throw _privateConstructorUsedError;
+
+  /// Channel links.
+  List<ChannelLink> get channelLinks => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $ChannelAboutCopyWith<ChannelAbout> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ChannelAboutCopyWith<$Res> {
+  factory $ChannelAboutCopyWith(
+          ChannelAbout value, $Res Function(ChannelAbout) then) =
+      _$ChannelAboutCopyWithImpl<$Res>;
+  $Res call(
+      {String description,
+      int viewCount,
+      String joinDate,
+      String title,
+      List<Thumbnail> thumbnails,
+      String country,
+      List<ChannelLink> channelLinks});
+}
+
+/// @nodoc
+class _$ChannelAboutCopyWithImpl<$Res> implements $ChannelAboutCopyWith<$Res> {
+  _$ChannelAboutCopyWithImpl(this._value, this._then);
+
+  final ChannelAbout _value;
+  // ignore: unused_field
+  final $Res Function(ChannelAbout) _then;
+
+  @override
+  $Res call({
+    Object? description = freezed,
+    Object? viewCount = freezed,
+    Object? joinDate = freezed,
+    Object? title = freezed,
+    Object? thumbnails = freezed,
+    Object? country = freezed,
+    Object? channelLinks = freezed,
+  }) {
+    return _then(_value.copyWith(
+      description: description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      viewCount: viewCount == freezed
+          ? _value.viewCount
+          : viewCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      joinDate: joinDate == freezed
+          ? _value.joinDate
+          : joinDate // ignore: cast_nullable_to_non_nullable
+              as String,
+      title: title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      thumbnails: thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as List<Thumbnail>,
+      country: country == freezed
+          ? _value.country
+          : country // ignore: cast_nullable_to_non_nullable
+              as String,
+      channelLinks: channelLinks == freezed
+          ? _value.channelLinks
+          : channelLinks // ignore: cast_nullable_to_non_nullable
+              as List<ChannelLink>,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$ChannelAboutCopyWith<$Res>
+    implements $ChannelAboutCopyWith<$Res> {
+  factory _$ChannelAboutCopyWith(
+          _ChannelAbout value, $Res Function(_ChannelAbout) then) =
+      __$ChannelAboutCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {String description,
+      int viewCount,
+      String joinDate,
+      String title,
+      List<Thumbnail> thumbnails,
+      String country,
+      List<ChannelLink> channelLinks});
+}
+
+/// @nodoc
+class __$ChannelAboutCopyWithImpl<$Res> extends _$ChannelAboutCopyWithImpl<$Res>
+    implements _$ChannelAboutCopyWith<$Res> {
+  __$ChannelAboutCopyWithImpl(
+      _ChannelAbout _value, $Res Function(_ChannelAbout) _then)
+      : super(_value, (v) => _then(v as _ChannelAbout));
+
+  @override
+  _ChannelAbout get _value => super._value as _ChannelAbout;
+
+  @override
+  $Res call({
+    Object? description = freezed,
+    Object? viewCount = freezed,
+    Object? joinDate = freezed,
+    Object? title = freezed,
+    Object? thumbnails = freezed,
+    Object? country = freezed,
+    Object? channelLinks = freezed,
+  }) {
+    return _then(_ChannelAbout(
+      description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      viewCount == freezed
+          ? _value.viewCount
+          : viewCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      joinDate == freezed
+          ? _value.joinDate
+          : joinDate // ignore: cast_nullable_to_non_nullable
+              as String,
+      title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as List<Thumbnail>,
+      country == freezed
+          ? _value.country
+          : country // ignore: cast_nullable_to_non_nullable
+              as String,
+      channelLinks == freezed
+          ? _value.channelLinks
+          : channelLinks // ignore: cast_nullable_to_non_nullable
+              as List<ChannelLink>,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_ChannelAbout implements _ChannelAbout {
+  const _$_ChannelAbout(this.description, this.viewCount, this.joinDate,
+      this.title, this.thumbnails, this.country, this.channelLinks);
+
+  @override
+
+  /// Full channel description.
+  final String description;
+  @override
+
+  /// Channel view count.
+  final int viewCount;
+  @override
+
+  /// Channel join date.
+  /// Formatted as: Gen 01, 2000
+  final String joinDate;
+  @override
+
+  /// Channel title.
+  final String title;
+  @override
+
+  /// Channel thumbnails.
+  final List<Thumbnail> thumbnails;
+  @override
+
+  /// Channel country.
+  final String country;
+  @override
+
+  /// Channel links.
+  final List<ChannelLink> channelLinks;
+
+  @override
+  String toString() {
+    return 'ChannelAbout(description: $description, viewCount: $viewCount, joinDate: $joinDate, title: $title, thumbnails: $thumbnails, country: $country, channelLinks: $channelLinks)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _ChannelAbout &&
+            (identical(other.description, description) ||
+                const DeepCollectionEquality()
+                    .equals(other.description, description)) &&
+            (identical(other.viewCount, viewCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.viewCount, viewCount)) &&
+            (identical(other.joinDate, joinDate) ||
+                const DeepCollectionEquality()
+                    .equals(other.joinDate, joinDate)) &&
+            (identical(other.title, title) ||
+                const DeepCollectionEquality().equals(other.title, title)) &&
+            (identical(other.thumbnails, thumbnails) ||
+                const DeepCollectionEquality()
+                    .equals(other.thumbnails, thumbnails)) &&
+            (identical(other.country, country) ||
+                const DeepCollectionEquality()
+                    .equals(other.country, country)) &&
+            (identical(other.channelLinks, channelLinks) ||
+                const DeepCollectionEquality()
+                    .equals(other.channelLinks, channelLinks)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(description) ^
+      const DeepCollectionEquality().hash(viewCount) ^
+      const DeepCollectionEquality().hash(joinDate) ^
+      const DeepCollectionEquality().hash(title) ^
+      const DeepCollectionEquality().hash(thumbnails) ^
+      const DeepCollectionEquality().hash(country) ^
+      const DeepCollectionEquality().hash(channelLinks);
+
+  @JsonKey(ignore: true)
+  @override
+  _$ChannelAboutCopyWith<_ChannelAbout> get copyWith =>
+      __$ChannelAboutCopyWithImpl<_ChannelAbout>(this, _$identity);
+}
+
+abstract class _ChannelAbout implements ChannelAbout {
+  const factory _ChannelAbout(
+      String description,
+      int viewCount,
+      String joinDate,
+      String title,
+      List<Thumbnail> thumbnails,
+      String country,
+      List<ChannelLink> channelLinks) = _$_ChannelAbout;
+
+  @override
+
+  /// Full channel description.
+  String get description => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel view count.
+  int get viewCount => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel join date.
+  /// Formatted as: Gen 01, 2000
+  String get joinDate => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel title.
+  String get title => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel thumbnails.
+  List<Thumbnail> get thumbnails => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel country.
+  String get country => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel links.
+  List<ChannelLink> get channelLinks => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$ChannelAboutCopyWith<_ChannelAbout> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/channels/channel_client.dart b/lib/src/channels/channel_client.dart
index 7fc8e66..e4c32d1 100644
--- a/lib/src/channels/channel_client.dart
+++ b/lib/src/channels/channel_client.dart
@@ -21,7 +21,7 @@ class ChannelClient {
   final YoutubeHttpClient _httpClient;
 
   /// Initializes an instance of [ChannelClient]
-  ChannelClient(this._httpClient);
+  const ChannelClient(this._httpClient);
 
   /// Gets the metadata associated with the specified channel.
   /// [id] must be either a [ChannelId] or a string
diff --git a/lib/src/channels/channel_id.dart b/lib/src/channels/channel_id.dart
index 933a069..913c72a 100644
--- a/lib/src/channels/channel_id.dart
+++ b/lib/src/channels/channel_id.dart
@@ -1,18 +1,41 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../extensions/helpers_extension.dart';
 
-/// Encapsulates a valid YouTube channel ID.
-class ChannelId with EquatableMixin {
-  /// ID as a string.
-  final String value;
+part 'channel_id.freezed.dart';
 
+/// Encapsulates a valid YouTube channel ID.
+@freezed
+class ChannelId with _$ChannelId {
   /// Initializes an instance of [ChannelId]
-  ChannelId(String value) : value = parseChannelId(value) ?? '' {
+  factory ChannelId(String value) {
+    final id = parseChannelId(value);
+    if (id == null) {
+      throw ArgumentError.value(value, 'value', 'Invalid channel id');
+    }
+    return ChannelId._internal(id);
+  }
+
+  const factory ChannelId._internal(
+
+      /// ID as a string.
+      String value) = _ChannelId;
+
+  const ChannelId._();
+
+  ///  Converts [obj] to a [ChannelId] by calling .toString on that object.
+  /// If it is already a [ChannelId], [obj] is returned
+  factory ChannelId.fromString(dynamic obj) {
+    if (obj is ChannelId) {
+      return obj;
+    }
+    return ChannelId(obj.toString());
+  }
+
+/*  ChannelId(String value) : value = parseChannelId(value) ?? '' {
     if (this.value.isEmpty) {
       throw ArgumentError.value(value);
-    }
-  }
+    }*/
 
   /// Returns true if the given id is a valid channel id.
   static bool validateChannelId(String id) {
@@ -51,18 +74,6 @@ class ChannelId with EquatableMixin {
     return null;
   }
 
-  ///  Converts [obj] to a [ChannelId] by calling .toString on that object.
-  /// If it is already a [ChannelId], [obj] is returned
-  factory ChannelId.fromString(dynamic obj) {
-    if (obj is ChannelId) {
-      return obj;
-    }
-    return ChannelId(obj.toString());
-  }
-
   @override
   String toString() => value;
-
-  @override
-  List<Object> get props => [value];
 }
diff --git a/lib/src/channels/channel_id.freezed.dart b/lib/src/channels/channel_id.freezed.dart
new file mode 100644
index 0000000..344c3d7
--- /dev/null
+++ b/lib/src/channels/channel_id.freezed.dart
@@ -0,0 +1,138 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'channel_id.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$ChannelIdTearOff {
+  const _$ChannelIdTearOff();
+
+  _ChannelId _internal(String value) {
+    return _ChannelId(
+      value,
+    );
+  }
+}
+
+/// @nodoc
+const $ChannelId = _$ChannelIdTearOff();
+
+/// @nodoc
+mixin _$ChannelId {
+  /// ID as a string.
+  String get value => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $ChannelIdCopyWith<ChannelId> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ChannelIdCopyWith<$Res> {
+  factory $ChannelIdCopyWith(ChannelId value, $Res Function(ChannelId) then) =
+      _$ChannelIdCopyWithImpl<$Res>;
+  $Res call({String value});
+}
+
+/// @nodoc
+class _$ChannelIdCopyWithImpl<$Res> implements $ChannelIdCopyWith<$Res> {
+  _$ChannelIdCopyWithImpl(this._value, this._then);
+
+  final ChannelId _value;
+  // ignore: unused_field
+  final $Res Function(ChannelId) _then;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_value.copyWith(
+      value: value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$ChannelIdCopyWith<$Res> implements $ChannelIdCopyWith<$Res> {
+  factory _$ChannelIdCopyWith(
+          _ChannelId value, $Res Function(_ChannelId) then) =
+      __$ChannelIdCopyWithImpl<$Res>;
+  @override
+  $Res call({String value});
+}
+
+/// @nodoc
+class __$ChannelIdCopyWithImpl<$Res> extends _$ChannelIdCopyWithImpl<$Res>
+    implements _$ChannelIdCopyWith<$Res> {
+  __$ChannelIdCopyWithImpl(_ChannelId _value, $Res Function(_ChannelId) _then)
+      : super(_value, (v) => _then(v as _ChannelId));
+
+  @override
+  _ChannelId get _value => super._value as _ChannelId;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_ChannelId(
+      value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_ChannelId extends _ChannelId {
+  const _$_ChannelId(this.value) : super._();
+
+  @override
+
+  /// ID as a string.
+  final String value;
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _ChannelId &&
+            (identical(other.value, value) ||
+                const DeepCollectionEquality().equals(other.value, value)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(value);
+
+  @JsonKey(ignore: true)
+  @override
+  _$ChannelIdCopyWith<_ChannelId> get copyWith =>
+      __$ChannelIdCopyWithImpl<_ChannelId>(this, _$identity);
+}
+
+abstract class _ChannelId extends ChannelId {
+  const factory _ChannelId(String value) = _$_ChannelId;
+  const _ChannelId._() : super._();
+
+  @override
+
+  /// ID as a string.
+  String get value => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$ChannelIdCopyWith<_ChannelId> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/channels/channel_link.dart b/lib/src/channels/channel_link.dart
index 85146eb..1dcd809 100644
--- a/lib/src/channels/channel_link.dart
+++ b/lib/src/channels/channel_link.dart
@@ -1,23 +1,20 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'channel_link.freezed.dart';
 
 /// Represents a channel link.
-class ChannelLink with EquatableMixin {
-  /// Link title.
-  final String title;
-
-  /// Link URL.
-  /// Already decoded with the YouTube shortener already taken out.
-  final Uri url;
-
-  /// Link Icon URL.
-  final Uri icon;
-
+@freezed
+class ChannelLink with _$ChannelLink {
   /// Initialize an instance of [ChannelLink]
-  ChannelLink(this.title, this.url, this.icon);
+  const factory ChannelLink(
+    /// Link title.
+    String title,
 
-  @override
-  List<Object> get props => [title, url, icon];
+    /// Link URL.
+    /// Already decoded with the YouTube shortener already taken out.
+    Uri url,
 
-  @override
-  String toString() => 'Link: $title ($url): $icon';
+    /// Link Icon URL.
+    Uri icon,
+  ) = _ChannelLink;
 }
diff --git a/lib/src/channels/channel_link.freezed.dart b/lib/src/channels/channel_link.freezed.dart
new file mode 100644
index 0000000..cd232a2
--- /dev/null
+++ b/lib/src/channels/channel_link.freezed.dart
@@ -0,0 +1,199 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'channel_link.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$ChannelLinkTearOff {
+  const _$ChannelLinkTearOff();
+
+  _ChannelLink call(String title, Uri url, Uri icon) {
+    return _ChannelLink(
+      title,
+      url,
+      icon,
+    );
+  }
+}
+
+/// @nodoc
+const $ChannelLink = _$ChannelLinkTearOff();
+
+/// @nodoc
+mixin _$ChannelLink {
+  /// Link title.
+  String get title => throw _privateConstructorUsedError;
+
+  /// Link URL.
+  /// Already decoded with the YouTube shortener already taken out.
+  Uri get url => throw _privateConstructorUsedError;
+
+  /// Link Icon URL.
+  Uri get icon => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $ChannelLinkCopyWith<ChannelLink> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ChannelLinkCopyWith<$Res> {
+  factory $ChannelLinkCopyWith(
+          ChannelLink value, $Res Function(ChannelLink) then) =
+      _$ChannelLinkCopyWithImpl<$Res>;
+  $Res call({String title, Uri url, Uri icon});
+}
+
+/// @nodoc
+class _$ChannelLinkCopyWithImpl<$Res> implements $ChannelLinkCopyWith<$Res> {
+  _$ChannelLinkCopyWithImpl(this._value, this._then);
+
+  final ChannelLink _value;
+  // ignore: unused_field
+  final $Res Function(ChannelLink) _then;
+
+  @override
+  $Res call({
+    Object? title = freezed,
+    Object? url = freezed,
+    Object? icon = freezed,
+  }) {
+    return _then(_value.copyWith(
+      title: title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      url: url == freezed
+          ? _value.url
+          : url // ignore: cast_nullable_to_non_nullable
+              as Uri,
+      icon: icon == freezed
+          ? _value.icon
+          : icon // ignore: cast_nullable_to_non_nullable
+              as Uri,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$ChannelLinkCopyWith<$Res>
+    implements $ChannelLinkCopyWith<$Res> {
+  factory _$ChannelLinkCopyWith(
+          _ChannelLink value, $Res Function(_ChannelLink) then) =
+      __$ChannelLinkCopyWithImpl<$Res>;
+  @override
+  $Res call({String title, Uri url, Uri icon});
+}
+
+/// @nodoc
+class __$ChannelLinkCopyWithImpl<$Res> extends _$ChannelLinkCopyWithImpl<$Res>
+    implements _$ChannelLinkCopyWith<$Res> {
+  __$ChannelLinkCopyWithImpl(
+      _ChannelLink _value, $Res Function(_ChannelLink) _then)
+      : super(_value, (v) => _then(v as _ChannelLink));
+
+  @override
+  _ChannelLink get _value => super._value as _ChannelLink;
+
+  @override
+  $Res call({
+    Object? title = freezed,
+    Object? url = freezed,
+    Object? icon = freezed,
+  }) {
+    return _then(_ChannelLink(
+      title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      url == freezed
+          ? _value.url
+          : url // ignore: cast_nullable_to_non_nullable
+              as Uri,
+      icon == freezed
+          ? _value.icon
+          : icon // ignore: cast_nullable_to_non_nullable
+              as Uri,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_ChannelLink implements _ChannelLink {
+  const _$_ChannelLink(this.title, this.url, this.icon);
+
+  @override
+
+  /// Link title.
+  final String title;
+  @override
+
+  /// Link URL.
+  /// Already decoded with the YouTube shortener already taken out.
+  final Uri url;
+  @override
+
+  /// Link Icon URL.
+  final Uri icon;
+
+  @override
+  String toString() {
+    return 'ChannelLink(title: $title, url: $url, icon: $icon)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _ChannelLink &&
+            (identical(other.title, title) ||
+                const DeepCollectionEquality().equals(other.title, title)) &&
+            (identical(other.url, url) ||
+                const DeepCollectionEquality().equals(other.url, url)) &&
+            (identical(other.icon, icon) ||
+                const DeepCollectionEquality().equals(other.icon, icon)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(title) ^
+      const DeepCollectionEquality().hash(url) ^
+      const DeepCollectionEquality().hash(icon);
+
+  @JsonKey(ignore: true)
+  @override
+  _$ChannelLinkCopyWith<_ChannelLink> get copyWith =>
+      __$ChannelLinkCopyWithImpl<_ChannelLink>(this, _$identity);
+}
+
+abstract class _ChannelLink implements ChannelLink {
+  const factory _ChannelLink(String title, Uri url, Uri icon) = _$_ChannelLink;
+
+  @override
+
+  /// Link title.
+  String get title => throw _privateConstructorUsedError;
+  @override
+
+  /// Link URL.
+  /// Already decoded with the YouTube shortener already taken out.
+  Uri get url => throw _privateConstructorUsedError;
+  @override
+
+  /// Link Icon URL.
+  Uri get icon => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$ChannelLinkCopyWith<_ChannelLink> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/channels/channel_video.dart b/lib/src/channels/channel_video.dart
index fe6f364..1873e0e 100644
--- a/lib/src/channels/channel_video.dart
+++ b/lib/src/channels/channel_video.dart
@@ -1,35 +1,30 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../videos/video_id.dart';
 
+part 'channel_video.freezed.dart';
+
 /// Metadata related to a search query result (playlist)
-class ChannelVideo with EquatableMixin {
-  /// Video ID.
-  final VideoId videoId;
+@freezed
+class ChannelVideo with _$ChannelVideo {
+  const factory ChannelVideo(
+    /// Video ID.
+    VideoId videoId,
 
-  /// Video title.
-  final String videoTitle;
+    /// Video title.
+    String videoTitle,
 
-  /// Video duration
-  final Duration videoDuration;
+    /// Video duration
+    Duration videoDuration,
 
-  /// Video thumbnail
-  final String videoThumbnail;
+    /// Video thumbnail
+    String videoThumbnail,
 
-  /// Video upload date.
-  /// Formatted like 10 hours ago
-  final String videoUploadDate;
+    /// Video upload date.
+    /// Formatted like 10 hours ago
+    String videoUploadDate,
 
-  /// Video view count.
-  final int videoViews;
-
-  /// Initialize an instance of [ChannelVideo]
-  ChannelVideo(this.videoId, this.videoTitle, this.videoDuration,
-      this.videoThumbnail, this.videoUploadDate, this.videoViews);
-
-  @override
-  String toString() => '[ChannelVideo] $videoTitle ($videoId)';
-
-  @override
-  List<Object> get props => [videoId];
+    /// Video view count.
+    int videoViews,
+  ) = _ChannelVideo;
 }
diff --git a/lib/src/channels/channel_video.freezed.dart b/lib/src/channels/channel_video.freezed.dart
new file mode 100644
index 0000000..46d3572
--- /dev/null
+++ b/lib/src/channels/channel_video.freezed.dart
@@ -0,0 +1,312 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'channel_video.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$ChannelVideoTearOff {
+  const _$ChannelVideoTearOff();
+
+  _ChannelVideo call(VideoId videoId, String videoTitle, Duration videoDuration,
+      String videoThumbnail, String videoUploadDate, int videoViews) {
+    return _ChannelVideo(
+      videoId,
+      videoTitle,
+      videoDuration,
+      videoThumbnail,
+      videoUploadDate,
+      videoViews,
+    );
+  }
+}
+
+/// @nodoc
+const $ChannelVideo = _$ChannelVideoTearOff();
+
+/// @nodoc
+mixin _$ChannelVideo {
+  /// Video ID.
+  VideoId get videoId => throw _privateConstructorUsedError;
+
+  /// Video title.
+  String get videoTitle => throw _privateConstructorUsedError;
+
+  /// Video duration
+  Duration get videoDuration => throw _privateConstructorUsedError;
+
+  /// Video thumbnail
+  String get videoThumbnail => throw _privateConstructorUsedError;
+
+  /// Video upload date.
+  /// Formatted like 10 hours ago
+  String get videoUploadDate => throw _privateConstructorUsedError;
+
+  /// Video view count.
+  int get videoViews => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $ChannelVideoCopyWith<ChannelVideo> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ChannelVideoCopyWith<$Res> {
+  factory $ChannelVideoCopyWith(
+          ChannelVideo value, $Res Function(ChannelVideo) then) =
+      _$ChannelVideoCopyWithImpl<$Res>;
+  $Res call(
+      {VideoId videoId,
+      String videoTitle,
+      Duration videoDuration,
+      String videoThumbnail,
+      String videoUploadDate,
+      int videoViews});
+
+  $VideoIdCopyWith<$Res> get videoId;
+}
+
+/// @nodoc
+class _$ChannelVideoCopyWithImpl<$Res> implements $ChannelVideoCopyWith<$Res> {
+  _$ChannelVideoCopyWithImpl(this._value, this._then);
+
+  final ChannelVideo _value;
+  // ignore: unused_field
+  final $Res Function(ChannelVideo) _then;
+
+  @override
+  $Res call({
+    Object? videoId = freezed,
+    Object? videoTitle = freezed,
+    Object? videoDuration = freezed,
+    Object? videoThumbnail = freezed,
+    Object? videoUploadDate = freezed,
+    Object? videoViews = freezed,
+  }) {
+    return _then(_value.copyWith(
+      videoId: videoId == freezed
+          ? _value.videoId
+          : videoId // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+      videoTitle: videoTitle == freezed
+          ? _value.videoTitle
+          : videoTitle // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoDuration: videoDuration == freezed
+          ? _value.videoDuration
+          : videoDuration // ignore: cast_nullable_to_non_nullable
+              as Duration,
+      videoThumbnail: videoThumbnail == freezed
+          ? _value.videoThumbnail
+          : videoThumbnail // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoUploadDate: videoUploadDate == freezed
+          ? _value.videoUploadDate
+          : videoUploadDate // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoViews: videoViews == freezed
+          ? _value.videoViews
+          : videoViews // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+
+  @override
+  $VideoIdCopyWith<$Res> get videoId {
+    return $VideoIdCopyWith<$Res>(_value.videoId, (value) {
+      return _then(_value.copyWith(videoId: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$ChannelVideoCopyWith<$Res>
+    implements $ChannelVideoCopyWith<$Res> {
+  factory _$ChannelVideoCopyWith(
+          _ChannelVideo value, $Res Function(_ChannelVideo) then) =
+      __$ChannelVideoCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {VideoId videoId,
+      String videoTitle,
+      Duration videoDuration,
+      String videoThumbnail,
+      String videoUploadDate,
+      int videoViews});
+
+  @override
+  $VideoIdCopyWith<$Res> get videoId;
+}
+
+/// @nodoc
+class __$ChannelVideoCopyWithImpl<$Res> extends _$ChannelVideoCopyWithImpl<$Res>
+    implements _$ChannelVideoCopyWith<$Res> {
+  __$ChannelVideoCopyWithImpl(
+      _ChannelVideo _value, $Res Function(_ChannelVideo) _then)
+      : super(_value, (v) => _then(v as _ChannelVideo));
+
+  @override
+  _ChannelVideo get _value => super._value as _ChannelVideo;
+
+  @override
+  $Res call({
+    Object? videoId = freezed,
+    Object? videoTitle = freezed,
+    Object? videoDuration = freezed,
+    Object? videoThumbnail = freezed,
+    Object? videoUploadDate = freezed,
+    Object? videoViews = freezed,
+  }) {
+    return _then(_ChannelVideo(
+      videoId == freezed
+          ? _value.videoId
+          : videoId // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+      videoTitle == freezed
+          ? _value.videoTitle
+          : videoTitle // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoDuration == freezed
+          ? _value.videoDuration
+          : videoDuration // ignore: cast_nullable_to_non_nullable
+              as Duration,
+      videoThumbnail == freezed
+          ? _value.videoThumbnail
+          : videoThumbnail // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoUploadDate == freezed
+          ? _value.videoUploadDate
+          : videoUploadDate // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoViews == freezed
+          ? _value.videoViews
+          : videoViews // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_ChannelVideo implements _ChannelVideo {
+  const _$_ChannelVideo(this.videoId, this.videoTitle, this.videoDuration,
+      this.videoThumbnail, this.videoUploadDate, this.videoViews);
+
+  @override
+
+  /// Video ID.
+  final VideoId videoId;
+  @override
+
+  /// Video title.
+  final String videoTitle;
+  @override
+
+  /// Video duration
+  final Duration videoDuration;
+  @override
+
+  /// Video thumbnail
+  final String videoThumbnail;
+  @override
+
+  /// Video upload date.
+  /// Formatted like 10 hours ago
+  final String videoUploadDate;
+  @override
+
+  /// Video view count.
+  final int videoViews;
+
+  @override
+  String toString() {
+    return 'ChannelVideo(videoId: $videoId, videoTitle: $videoTitle, videoDuration: $videoDuration, videoThumbnail: $videoThumbnail, videoUploadDate: $videoUploadDate, videoViews: $videoViews)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _ChannelVideo &&
+            (identical(other.videoId, videoId) ||
+                const DeepCollectionEquality()
+                    .equals(other.videoId, videoId)) &&
+            (identical(other.videoTitle, videoTitle) ||
+                const DeepCollectionEquality()
+                    .equals(other.videoTitle, videoTitle)) &&
+            (identical(other.videoDuration, videoDuration) ||
+                const DeepCollectionEquality()
+                    .equals(other.videoDuration, videoDuration)) &&
+            (identical(other.videoThumbnail, videoThumbnail) ||
+                const DeepCollectionEquality()
+                    .equals(other.videoThumbnail, videoThumbnail)) &&
+            (identical(other.videoUploadDate, videoUploadDate) ||
+                const DeepCollectionEquality()
+                    .equals(other.videoUploadDate, videoUploadDate)) &&
+            (identical(other.videoViews, videoViews) ||
+                const DeepCollectionEquality()
+                    .equals(other.videoViews, videoViews)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(videoId) ^
+      const DeepCollectionEquality().hash(videoTitle) ^
+      const DeepCollectionEquality().hash(videoDuration) ^
+      const DeepCollectionEquality().hash(videoThumbnail) ^
+      const DeepCollectionEquality().hash(videoUploadDate) ^
+      const DeepCollectionEquality().hash(videoViews);
+
+  @JsonKey(ignore: true)
+  @override
+  _$ChannelVideoCopyWith<_ChannelVideo> get copyWith =>
+      __$ChannelVideoCopyWithImpl<_ChannelVideo>(this, _$identity);
+}
+
+abstract class _ChannelVideo implements ChannelVideo {
+  const factory _ChannelVideo(
+      VideoId videoId,
+      String videoTitle,
+      Duration videoDuration,
+      String videoThumbnail,
+      String videoUploadDate,
+      int videoViews) = _$_ChannelVideo;
+
+  @override
+
+  /// Video ID.
+  VideoId get videoId => throw _privateConstructorUsedError;
+  @override
+
+  /// Video title.
+  String get videoTitle => throw _privateConstructorUsedError;
+  @override
+
+  /// Video duration
+  Duration get videoDuration => throw _privateConstructorUsedError;
+  @override
+
+  /// Video thumbnail
+  String get videoThumbnail => throw _privateConstructorUsedError;
+  @override
+
+  /// Video upload date.
+  /// Formatted like 10 hours ago
+  String get videoUploadDate => throw _privateConstructorUsedError;
+  @override
+
+  /// Video view count.
+  int get videoViews => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$ChannelVideoCopyWith<_ChannelVideo> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/channels/username.dart b/lib/src/channels/username.dart
index f27c099..45361aa 100644
--- a/lib/src/channels/username.dart
+++ b/lib/src/channels/username.dart
@@ -1,18 +1,36 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
 import '../extensions/helpers_extension.dart';
 
-/// Encapsulates a valid YouTube user name.
-class Username {
-  /// User name as string.
-  final String value;
+part 'username.freezed.dart';
 
+/// Encapsulates a valid YouTube user name.
+@freezed
+class Username with _$Username {
   /// Initializes an instance of [Username].
-  Username(String urlOrUsername) : value = parseUsername(urlOrUsername) ?? '' {
-    if (value.isEmpty) {
+  factory Username(String urlOrUsername) {
+    final username = parseUsername(urlOrUsername);
+    if (username == null) {
       throw ArgumentError.value(
           urlOrUsername, 'urlOrUsername', 'Invalid username');
     }
+    return Username._(username);
   }
 
+  ///  Converts [obj] to a [Username] by calling .toString on that object.
+  /// If it is already a [Username], [obj] is returned
+  factory Username.fromString(dynamic obj) {
+    if (obj is Username) {
+      return obj;
+    }
+    return Username(obj.toString());
+  }
+
+  const factory Username._(
+    /// User name as string.
+    final String value,
+  ) = _Username;
+
   /// Returns true if the given username is a valid username.
   static bool validateUsername(String name) {
     if (name.isNullOrWhiteSpace) {
@@ -44,13 +62,4 @@ class Username {
     }
     return null;
   }
-
-  ///  Converts [obj] to a [Username] by calling .toString on that object.
-  /// If it is already a [Username], [obj] is returned
-  factory Username.fromString(dynamic obj) {
-    if (obj is Username) {
-      return obj;
-    }
-    return Username(obj.toString());
-  }
 }
diff --git a/lib/src/channels/username.freezed.dart b/lib/src/channels/username.freezed.dart
new file mode 100644
index 0000000..80aadfc
--- /dev/null
+++ b/lib/src/channels/username.freezed.dart
@@ -0,0 +1,141 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'username.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$UsernameTearOff {
+  const _$UsernameTearOff();
+
+  _Username _(String value) {
+    return _Username(
+      value,
+    );
+  }
+}
+
+/// @nodoc
+const $Username = _$UsernameTearOff();
+
+/// @nodoc
+mixin _$Username {
+  /// User name as string.
+  String get value => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $UsernameCopyWith<Username> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $UsernameCopyWith<$Res> {
+  factory $UsernameCopyWith(Username value, $Res Function(Username) then) =
+      _$UsernameCopyWithImpl<$Res>;
+  $Res call({String value});
+}
+
+/// @nodoc
+class _$UsernameCopyWithImpl<$Res> implements $UsernameCopyWith<$Res> {
+  _$UsernameCopyWithImpl(this._value, this._then);
+
+  final Username _value;
+  // ignore: unused_field
+  final $Res Function(Username) _then;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_value.copyWith(
+      value: value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$UsernameCopyWith<$Res> implements $UsernameCopyWith<$Res> {
+  factory _$UsernameCopyWith(_Username value, $Res Function(_Username) then) =
+      __$UsernameCopyWithImpl<$Res>;
+  @override
+  $Res call({String value});
+}
+
+/// @nodoc
+class __$UsernameCopyWithImpl<$Res> extends _$UsernameCopyWithImpl<$Res>
+    implements _$UsernameCopyWith<$Res> {
+  __$UsernameCopyWithImpl(_Username _value, $Res Function(_Username) _then)
+      : super(_value, (v) => _then(v as _Username));
+
+  @override
+  _Username get _value => super._value as _Username;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_Username(
+      value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Username implements _Username {
+  const _$_Username(this.value);
+
+  @override
+
+  /// User name as string.
+  final String value;
+
+  @override
+  String toString() {
+    return 'Username._(value: $value)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Username &&
+            (identical(other.value, value) ||
+                const DeepCollectionEquality().equals(other.value, value)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(value);
+
+  @JsonKey(ignore: true)
+  @override
+  _$UsernameCopyWith<_Username> get copyWith =>
+      __$UsernameCopyWithImpl<_Username>(this, _$identity);
+}
+
+abstract class _Username implements Username {
+  const factory _Username(String value) = _$_Username;
+
+  @override
+
+  /// User name as string.
+  String get value => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$UsernameCopyWith<_Username> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/common/engagement.dart b/lib/src/common/engagement.dart
index 6e12f98..6e15a0b 100644
--- a/lib/src/common/engagement.dart
+++ b/lib/src/common/engagement.dart
@@ -1,18 +1,22 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'engagement.freezed.dart';
 
 /// User activity statistics.
-class Engagement extends Equatable {
-  /// View count.
-  final int viewCount;
+@freezed
+class Engagement with _$Engagement {
+  const Engagement._();
 
-  /// Like count.
-  final int? likeCount;
+  const factory Engagement(
+    /// View count.
+    int viewCount,
 
-  /// Dislike count.
-  final int? dislikeCount;
+    /// Like count.
+    int? likeCount,
 
-  /// Initializes an instance of [Engagement]
-  const Engagement(this.viewCount, this.likeCount, this.dislikeCount);
+    /// Dislike count.
+    int? dislikeCount,
+  ) = _Engagement;
 
   /// Average user rating in stars (1 star to 5 stars).
   /// Returns -1 if likeCount or dislikeCount is null.
@@ -25,11 +29,4 @@ class Engagement extends Equatable {
     }
     return 1 + 4.0 * likeCount! / (likeCount! + dislikeCount!);
   }
-
-  @override
-  String toString() =>
-      '$viewCount views, $likeCount likes, $dislikeCount dislikes';
-
-  @override
-  List<Object?> get props => [viewCount, likeCount, dislikeCount];
 }
diff --git a/lib/src/common/engagement.freezed.dart b/lib/src/common/engagement.freezed.dart
new file mode 100644
index 0000000..792ec8b
--- /dev/null
+++ b/lib/src/common/engagement.freezed.dart
@@ -0,0 +1,201 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'engagement.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$EngagementTearOff {
+  const _$EngagementTearOff();
+
+  _Engagement call(int viewCount, int? likeCount, int? dislikeCount) {
+    return _Engagement(
+      viewCount,
+      likeCount,
+      dislikeCount,
+    );
+  }
+}
+
+/// @nodoc
+const $Engagement = _$EngagementTearOff();
+
+/// @nodoc
+mixin _$Engagement {
+  /// View count.
+  int get viewCount => throw _privateConstructorUsedError;
+
+  /// Like count.
+  int? get likeCount => throw _privateConstructorUsedError;
+
+  /// Dislike count.
+  int? get dislikeCount => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $EngagementCopyWith<Engagement> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $EngagementCopyWith<$Res> {
+  factory $EngagementCopyWith(
+          Engagement value, $Res Function(Engagement) then) =
+      _$EngagementCopyWithImpl<$Res>;
+  $Res call({int viewCount, int? likeCount, int? dislikeCount});
+}
+
+/// @nodoc
+class _$EngagementCopyWithImpl<$Res> implements $EngagementCopyWith<$Res> {
+  _$EngagementCopyWithImpl(this._value, this._then);
+
+  final Engagement _value;
+  // ignore: unused_field
+  final $Res Function(Engagement) _then;
+
+  @override
+  $Res call({
+    Object? viewCount = freezed,
+    Object? likeCount = freezed,
+    Object? dislikeCount = freezed,
+  }) {
+    return _then(_value.copyWith(
+      viewCount: viewCount == freezed
+          ? _value.viewCount
+          : viewCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      likeCount: likeCount == freezed
+          ? _value.likeCount
+          : likeCount // ignore: cast_nullable_to_non_nullable
+              as int?,
+      dislikeCount: dislikeCount == freezed
+          ? _value.dislikeCount
+          : dislikeCount // ignore: cast_nullable_to_non_nullable
+              as int?,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$EngagementCopyWith<$Res> implements $EngagementCopyWith<$Res> {
+  factory _$EngagementCopyWith(
+          _Engagement value, $Res Function(_Engagement) then) =
+      __$EngagementCopyWithImpl<$Res>;
+  @override
+  $Res call({int viewCount, int? likeCount, int? dislikeCount});
+}
+
+/// @nodoc
+class __$EngagementCopyWithImpl<$Res> extends _$EngagementCopyWithImpl<$Res>
+    implements _$EngagementCopyWith<$Res> {
+  __$EngagementCopyWithImpl(
+      _Engagement _value, $Res Function(_Engagement) _then)
+      : super(_value, (v) => _then(v as _Engagement));
+
+  @override
+  _Engagement get _value => super._value as _Engagement;
+
+  @override
+  $Res call({
+    Object? viewCount = freezed,
+    Object? likeCount = freezed,
+    Object? dislikeCount = freezed,
+  }) {
+    return _then(_Engagement(
+      viewCount == freezed
+          ? _value.viewCount
+          : viewCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      likeCount == freezed
+          ? _value.likeCount
+          : likeCount // ignore: cast_nullable_to_non_nullable
+              as int?,
+      dislikeCount == freezed
+          ? _value.dislikeCount
+          : dislikeCount // ignore: cast_nullable_to_non_nullable
+              as int?,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Engagement extends _Engagement {
+  const _$_Engagement(this.viewCount, this.likeCount, this.dislikeCount)
+      : super._();
+
+  @override
+
+  /// View count.
+  final int viewCount;
+  @override
+
+  /// Like count.
+  final int? likeCount;
+  @override
+
+  /// Dislike count.
+  final int? dislikeCount;
+
+  @override
+  String toString() {
+    return 'Engagement(viewCount: $viewCount, likeCount: $likeCount, dislikeCount: $dislikeCount)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Engagement &&
+            (identical(other.viewCount, viewCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.viewCount, viewCount)) &&
+            (identical(other.likeCount, likeCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.likeCount, likeCount)) &&
+            (identical(other.dislikeCount, dislikeCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.dislikeCount, dislikeCount)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(viewCount) ^
+      const DeepCollectionEquality().hash(likeCount) ^
+      const DeepCollectionEquality().hash(dislikeCount);
+
+  @JsonKey(ignore: true)
+  @override
+  _$EngagementCopyWith<_Engagement> get copyWith =>
+      __$EngagementCopyWithImpl<_Engagement>(this, _$identity);
+}
+
+abstract class _Engagement extends Engagement {
+  const factory _Engagement(int viewCount, int? likeCount, int? dislikeCount) =
+      _$_Engagement;
+  const _Engagement._() : super._();
+
+  @override
+
+  /// View count.
+  int get viewCount => throw _privateConstructorUsedError;
+  @override
+
+  /// Like count.
+  int? get likeCount => throw _privateConstructorUsedError;
+  @override
+
+  /// Dislike count.
+  int? get dislikeCount => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$EngagementCopyWith<_Engagement> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/common/thumbnail.dart b/lib/src/common/thumbnail.dart
index 7711377..1ba982b 100644
--- a/lib/src/common/thumbnail.dart
+++ b/lib/src/common/thumbnail.dart
@@ -1,19 +1,18 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'thumbnail.freezed.dart';
 
 /// Represent a channel thumbnail
-class Thumbnail with EquatableMixin {
-  /// Image url.
-  final Uri url;
+@freezed
+class Thumbnail with _$Thumbnail {
+  const factory Thumbnail(
+    /// Image url.
+    Uri url,
 
-  /// Image height.
-  final int height;
+    /// Image height.
+    int height,
 
-  /// Image width.
-  final int width;
-
-  /// Initialize an instance of [Thumbnail].
-  Thumbnail(this.url, this.height, this.width);
-
-  @override
-  List<Object> get props => [url, height, width];
+    /// Image width.
+    int width,
+  ) = _Thumbnail;
 }
diff --git a/lib/src/common/thumbnail.freezed.dart b/lib/src/common/thumbnail.freezed.dart
new file mode 100644
index 0000000..5adf20a
--- /dev/null
+++ b/lib/src/common/thumbnail.freezed.dart
@@ -0,0 +1,193 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'thumbnail.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$ThumbnailTearOff {
+  const _$ThumbnailTearOff();
+
+  _Thumbnail call(Uri url, int height, int width) {
+    return _Thumbnail(
+      url,
+      height,
+      width,
+    );
+  }
+}
+
+/// @nodoc
+const $Thumbnail = _$ThumbnailTearOff();
+
+/// @nodoc
+mixin _$Thumbnail {
+  /// Image url.
+  Uri get url => throw _privateConstructorUsedError;
+
+  /// Image height.
+  int get height => throw _privateConstructorUsedError;
+
+  /// Image width.
+  int get width => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $ThumbnailCopyWith<Thumbnail> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ThumbnailCopyWith<$Res> {
+  factory $ThumbnailCopyWith(Thumbnail value, $Res Function(Thumbnail) then) =
+      _$ThumbnailCopyWithImpl<$Res>;
+  $Res call({Uri url, int height, int width});
+}
+
+/// @nodoc
+class _$ThumbnailCopyWithImpl<$Res> implements $ThumbnailCopyWith<$Res> {
+  _$ThumbnailCopyWithImpl(this._value, this._then);
+
+  final Thumbnail _value;
+  // ignore: unused_field
+  final $Res Function(Thumbnail) _then;
+
+  @override
+  $Res call({
+    Object? url = freezed,
+    Object? height = freezed,
+    Object? width = freezed,
+  }) {
+    return _then(_value.copyWith(
+      url: url == freezed
+          ? _value.url
+          : url // ignore: cast_nullable_to_non_nullable
+              as Uri,
+      height: height == freezed
+          ? _value.height
+          : height // ignore: cast_nullable_to_non_nullable
+              as int,
+      width: width == freezed
+          ? _value.width
+          : width // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$ThumbnailCopyWith<$Res> implements $ThumbnailCopyWith<$Res> {
+  factory _$ThumbnailCopyWith(
+          _Thumbnail value, $Res Function(_Thumbnail) then) =
+      __$ThumbnailCopyWithImpl<$Res>;
+  @override
+  $Res call({Uri url, int height, int width});
+}
+
+/// @nodoc
+class __$ThumbnailCopyWithImpl<$Res> extends _$ThumbnailCopyWithImpl<$Res>
+    implements _$ThumbnailCopyWith<$Res> {
+  __$ThumbnailCopyWithImpl(_Thumbnail _value, $Res Function(_Thumbnail) _then)
+      : super(_value, (v) => _then(v as _Thumbnail));
+
+  @override
+  _Thumbnail get _value => super._value as _Thumbnail;
+
+  @override
+  $Res call({
+    Object? url = freezed,
+    Object? height = freezed,
+    Object? width = freezed,
+  }) {
+    return _then(_Thumbnail(
+      url == freezed
+          ? _value.url
+          : url // ignore: cast_nullable_to_non_nullable
+              as Uri,
+      height == freezed
+          ? _value.height
+          : height // ignore: cast_nullable_to_non_nullable
+              as int,
+      width == freezed
+          ? _value.width
+          : width // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Thumbnail implements _Thumbnail {
+  const _$_Thumbnail(this.url, this.height, this.width);
+
+  @override
+
+  /// Image url.
+  final Uri url;
+  @override
+
+  /// Image height.
+  final int height;
+  @override
+
+  /// Image width.
+  final int width;
+
+  @override
+  String toString() {
+    return 'Thumbnail(url: $url, height: $height, width: $width)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Thumbnail &&
+            (identical(other.url, url) ||
+                const DeepCollectionEquality().equals(other.url, url)) &&
+            (identical(other.height, height) ||
+                const DeepCollectionEquality().equals(other.height, height)) &&
+            (identical(other.width, width) ||
+                const DeepCollectionEquality().equals(other.width, width)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(url) ^
+      const DeepCollectionEquality().hash(height) ^
+      const DeepCollectionEquality().hash(width);
+
+  @JsonKey(ignore: true)
+  @override
+  _$ThumbnailCopyWith<_Thumbnail> get copyWith =>
+      __$ThumbnailCopyWithImpl<_Thumbnail>(this, _$identity);
+}
+
+abstract class _Thumbnail implements Thumbnail {
+  const factory _Thumbnail(Uri url, int height, int width) = _$_Thumbnail;
+
+  @override
+
+  /// Image url.
+  Uri get url => throw _privateConstructorUsedError;
+  @override
+
+  /// Image height.
+  int get height => throw _privateConstructorUsedError;
+  @override
+
+  /// Image width.
+  int get width => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$ThumbnailCopyWith<_Thumbnail> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/common/thumbnail_set.dart b/lib/src/common/thumbnail_set.dart
index fca1f52..98464af 100644
--- a/lib/src/common/thumbnail_set.dart
+++ b/lib/src/common/thumbnail_set.dart
@@ -1,12 +1,17 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'thumbnail_set.freezed.dart';
 
 /// Set of thumbnails for a video.
-class ThumbnailSet extends Equatable {
-  /// Video id.
-  final String videoId;
-
+@freezed
+class ThumbnailSet with _$ThumbnailSet {
   /// Initializes an instance of [ThumbnailSet]
-  const ThumbnailSet(this.videoId);
+  const factory ThumbnailSet(
+
+      /// Video id.
+      String videoId) = _ThumbnailSet;
+
+  const ThumbnailSet._();
 
   /// Low resolution thumbnail URL.
   String get lowResUrl => 'https://img.youtube.com/vi/$videoId/default.jpg';
diff --git a/lib/src/common/thumbnail_set.freezed.dart b/lib/src/common/thumbnail_set.freezed.dart
new file mode 100644
index 0000000..2cbbdd5
--- /dev/null
+++ b/lib/src/common/thumbnail_set.freezed.dart
@@ -0,0 +1,146 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'thumbnail_set.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$ThumbnailSetTearOff {
+  const _$ThumbnailSetTearOff();
+
+  _ThumbnailSet call(String videoId) {
+    return _ThumbnailSet(
+      videoId,
+    );
+  }
+}
+
+/// @nodoc
+const $ThumbnailSet = _$ThumbnailSetTearOff();
+
+/// @nodoc
+mixin _$ThumbnailSet {
+  /// Video id.
+  String get videoId => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $ThumbnailSetCopyWith<ThumbnailSet> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ThumbnailSetCopyWith<$Res> {
+  factory $ThumbnailSetCopyWith(
+          ThumbnailSet value, $Res Function(ThumbnailSet) then) =
+      _$ThumbnailSetCopyWithImpl<$Res>;
+  $Res call({String videoId});
+}
+
+/// @nodoc
+class _$ThumbnailSetCopyWithImpl<$Res> implements $ThumbnailSetCopyWith<$Res> {
+  _$ThumbnailSetCopyWithImpl(this._value, this._then);
+
+  final ThumbnailSet _value;
+  // ignore: unused_field
+  final $Res Function(ThumbnailSet) _then;
+
+  @override
+  $Res call({
+    Object? videoId = freezed,
+  }) {
+    return _then(_value.copyWith(
+      videoId: videoId == freezed
+          ? _value.videoId
+          : videoId // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$ThumbnailSetCopyWith<$Res>
+    implements $ThumbnailSetCopyWith<$Res> {
+  factory _$ThumbnailSetCopyWith(
+          _ThumbnailSet value, $Res Function(_ThumbnailSet) then) =
+      __$ThumbnailSetCopyWithImpl<$Res>;
+  @override
+  $Res call({String videoId});
+}
+
+/// @nodoc
+class __$ThumbnailSetCopyWithImpl<$Res> extends _$ThumbnailSetCopyWithImpl<$Res>
+    implements _$ThumbnailSetCopyWith<$Res> {
+  __$ThumbnailSetCopyWithImpl(
+      _ThumbnailSet _value, $Res Function(_ThumbnailSet) _then)
+      : super(_value, (v) => _then(v as _ThumbnailSet));
+
+  @override
+  _ThumbnailSet get _value => super._value as _ThumbnailSet;
+
+  @override
+  $Res call({
+    Object? videoId = freezed,
+  }) {
+    return _then(_ThumbnailSet(
+      videoId == freezed
+          ? _value.videoId
+          : videoId // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_ThumbnailSet extends _ThumbnailSet {
+  const _$_ThumbnailSet(this.videoId) : super._();
+
+  @override
+
+  /// Video id.
+  final String videoId;
+
+  @override
+  String toString() {
+    return 'ThumbnailSet(videoId: $videoId)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _ThumbnailSet &&
+            (identical(other.videoId, videoId) ||
+                const DeepCollectionEquality().equals(other.videoId, videoId)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(videoId);
+
+  @JsonKey(ignore: true)
+  @override
+  _$ThumbnailSetCopyWith<_ThumbnailSet> get copyWith =>
+      __$ThumbnailSetCopyWithImpl<_ThumbnailSet>(this, _$identity);
+}
+
+abstract class _ThumbnailSet extends ThumbnailSet {
+  const factory _ThumbnailSet(String videoId) = _$_ThumbnailSet;
+  const _ThumbnailSet._() : super._();
+
+  @override
+
+  /// Video id.
+  String get videoId => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$ThumbnailSetCopyWith<_ThumbnailSet> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/playlists/playlist.dart b/lib/src/playlists/playlist.dart
index d6022d9..d2a2dff 100644
--- a/lib/src/playlists/playlist.dart
+++ b/lib/src/playlists/playlist.dart
@@ -1,40 +1,39 @@
 import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../common/common.dart';
 import 'playlist_id.dart';
 
+part 'playlist.freezed.dart';
+
 /// YouTube playlist metadata.
-class Playlist with EquatableMixin {
-  /// Playlist ID.
-  final PlaylistId id;
+@freezed
+class Playlist with _$Playlist {
+  /// Initializes an instance of [Playlist].
+  const factory Playlist(
+    /// Playlist ID.
+    PlaylistId id,
+
+    /// Playlist title.
+    String title,
+
+    /// Playlist author.
+    /// Can be null if it's a system playlist (e.g. Video Mix, Topics, etc.).
+    String author,
+
+    /// Playlist description.
+    String description,
+
+    /// Available thumbnails for this playlist.
+    /// Can be null if the playlist is empty.
+    ThumbnailSet thumbnails,
+
+    /// Engagement statistics.
+    Engagement engagement,
+  ) = _Playlist;
+
+  const Playlist._();
 
   /// Playlist URL.
   String get url => 'https://www.youtube.com/playlist?list=$id';
-
-  /// Playlist title.
-  final String title;
-
-  /// Playlist author.
-  /// Can be null if it's a system playlist (e.g. Video Mix, Topics, etc.).
-  final String author;
-
-  /// Playlist description.
-  final String description;
-
-  /// Available thumbnails for this playlist.
-  /// Can be null if the playlist is empty.
-  final ThumbnailSet thumbnails;
-
-  /// Engagement statistics.
-  final Engagement engagement;
-
-  /// Initializes an instance of [Playlist].
-  Playlist(this.id, this.title, this.author, this.description, this.thumbnails,
-      this.engagement);
-
-  @override
-  String toString() => 'Playlist ($title)';
-
-  @override
-  List<Object> get props => [id];
 }
diff --git a/lib/src/playlists/playlist.freezed.dart b/lib/src/playlists/playlist.freezed.dart
new file mode 100644
index 0000000..6c619f1
--- /dev/null
+++ b/lib/src/playlists/playlist.freezed.dart
@@ -0,0 +1,330 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'playlist.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$PlaylistTearOff {
+  const _$PlaylistTearOff();
+
+  _Playlist call(PlaylistId id, String title, String author, String description,
+      ThumbnailSet thumbnails, Engagement engagement) {
+    return _Playlist(
+      id,
+      title,
+      author,
+      description,
+      thumbnails,
+      engagement,
+    );
+  }
+}
+
+/// @nodoc
+const $Playlist = _$PlaylistTearOff();
+
+/// @nodoc
+mixin _$Playlist {
+  /// Playlist ID.
+  PlaylistId get id => throw _privateConstructorUsedError;
+
+  /// Playlist title.
+  String get title => throw _privateConstructorUsedError;
+
+  /// Playlist author.
+  /// Can be null if it's a system playlist (e.g. Video Mix, Topics, etc.).
+  String get author => throw _privateConstructorUsedError;
+
+  /// Playlist description.
+  String get description => throw _privateConstructorUsedError;
+
+  /// Available thumbnails for this playlist.
+  /// Can be null if the playlist is empty.
+  ThumbnailSet get thumbnails => throw _privateConstructorUsedError;
+
+  /// Engagement statistics.
+  Engagement get engagement => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $PlaylistCopyWith<Playlist> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $PlaylistCopyWith<$Res> {
+  factory $PlaylistCopyWith(Playlist value, $Res Function(Playlist) then) =
+      _$PlaylistCopyWithImpl<$Res>;
+  $Res call(
+      {PlaylistId id,
+      String title,
+      String author,
+      String description,
+      ThumbnailSet thumbnails,
+      Engagement engagement});
+
+  $PlaylistIdCopyWith<$Res> get id;
+  $ThumbnailSetCopyWith<$Res> get thumbnails;
+  $EngagementCopyWith<$Res> get engagement;
+}
+
+/// @nodoc
+class _$PlaylistCopyWithImpl<$Res> implements $PlaylistCopyWith<$Res> {
+  _$PlaylistCopyWithImpl(this._value, this._then);
+
+  final Playlist _value;
+  // ignore: unused_field
+  final $Res Function(Playlist) _then;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? author = freezed,
+    Object? description = freezed,
+    Object? thumbnails = freezed,
+    Object? engagement = freezed,
+  }) {
+    return _then(_value.copyWith(
+      id: id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as PlaylistId,
+      title: title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      author: author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      description: description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      thumbnails: thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as ThumbnailSet,
+      engagement: engagement == freezed
+          ? _value.engagement
+          : engagement // ignore: cast_nullable_to_non_nullable
+              as Engagement,
+    ));
+  }
+
+  @override
+  $PlaylistIdCopyWith<$Res> get id {
+    return $PlaylistIdCopyWith<$Res>(_value.id, (value) {
+      return _then(_value.copyWith(id: value));
+    });
+  }
+
+  @override
+  $ThumbnailSetCopyWith<$Res> get thumbnails {
+    return $ThumbnailSetCopyWith<$Res>(_value.thumbnails, (value) {
+      return _then(_value.copyWith(thumbnails: value));
+    });
+  }
+
+  @override
+  $EngagementCopyWith<$Res> get engagement {
+    return $EngagementCopyWith<$Res>(_value.engagement, (value) {
+      return _then(_value.copyWith(engagement: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$PlaylistCopyWith<$Res> implements $PlaylistCopyWith<$Res> {
+  factory _$PlaylistCopyWith(_Playlist value, $Res Function(_Playlist) then) =
+      __$PlaylistCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {PlaylistId id,
+      String title,
+      String author,
+      String description,
+      ThumbnailSet thumbnails,
+      Engagement engagement});
+
+  @override
+  $PlaylistIdCopyWith<$Res> get id;
+  @override
+  $ThumbnailSetCopyWith<$Res> get thumbnails;
+  @override
+  $EngagementCopyWith<$Res> get engagement;
+}
+
+/// @nodoc
+class __$PlaylistCopyWithImpl<$Res> extends _$PlaylistCopyWithImpl<$Res>
+    implements _$PlaylistCopyWith<$Res> {
+  __$PlaylistCopyWithImpl(_Playlist _value, $Res Function(_Playlist) _then)
+      : super(_value, (v) => _then(v as _Playlist));
+
+  @override
+  _Playlist get _value => super._value as _Playlist;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? author = freezed,
+    Object? description = freezed,
+    Object? thumbnails = freezed,
+    Object? engagement = freezed,
+  }) {
+    return _then(_Playlist(
+      id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as PlaylistId,
+      title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as ThumbnailSet,
+      engagement == freezed
+          ? _value.engagement
+          : engagement // ignore: cast_nullable_to_non_nullable
+              as Engagement,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Playlist extends _Playlist {
+  const _$_Playlist(this.id, this.title, this.author, this.description,
+      this.thumbnails, this.engagement)
+      : super._();
+
+  @override
+
+  /// Playlist ID.
+  final PlaylistId id;
+  @override
+
+  /// Playlist title.
+  final String title;
+  @override
+
+  /// Playlist author.
+  /// Can be null if it's a system playlist (e.g. Video Mix, Topics, etc.).
+  final String author;
+  @override
+
+  /// Playlist description.
+  final String description;
+  @override
+
+  /// Available thumbnails for this playlist.
+  /// Can be null if the playlist is empty.
+  final ThumbnailSet thumbnails;
+  @override
+
+  /// Engagement statistics.
+  final Engagement engagement;
+
+  @override
+  String toString() {
+    return 'Playlist(id: $id, title: $title, author: $author, description: $description, thumbnails: $thumbnails, engagement: $engagement)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Playlist &&
+            (identical(other.id, id) ||
+                const DeepCollectionEquality().equals(other.id, id)) &&
+            (identical(other.title, title) ||
+                const DeepCollectionEquality().equals(other.title, title)) &&
+            (identical(other.author, author) ||
+                const DeepCollectionEquality().equals(other.author, author)) &&
+            (identical(other.description, description) ||
+                const DeepCollectionEquality()
+                    .equals(other.description, description)) &&
+            (identical(other.thumbnails, thumbnails) ||
+                const DeepCollectionEquality()
+                    .equals(other.thumbnails, thumbnails)) &&
+            (identical(other.engagement, engagement) ||
+                const DeepCollectionEquality()
+                    .equals(other.engagement, engagement)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(id) ^
+      const DeepCollectionEquality().hash(title) ^
+      const DeepCollectionEquality().hash(author) ^
+      const DeepCollectionEquality().hash(description) ^
+      const DeepCollectionEquality().hash(thumbnails) ^
+      const DeepCollectionEquality().hash(engagement);
+
+  @JsonKey(ignore: true)
+  @override
+  _$PlaylistCopyWith<_Playlist> get copyWith =>
+      __$PlaylistCopyWithImpl<_Playlist>(this, _$identity);
+}
+
+abstract class _Playlist extends Playlist {
+  const factory _Playlist(
+      PlaylistId id,
+      String title,
+      String author,
+      String description,
+      ThumbnailSet thumbnails,
+      Engagement engagement) = _$_Playlist;
+  const _Playlist._() : super._();
+
+  @override
+
+  /// Playlist ID.
+  PlaylistId get id => throw _privateConstructorUsedError;
+  @override
+
+  /// Playlist title.
+  String get title => throw _privateConstructorUsedError;
+  @override
+
+  /// Playlist author.
+  /// Can be null if it's a system playlist (e.g. Video Mix, Topics, etc.).
+  String get author => throw _privateConstructorUsedError;
+  @override
+
+  /// Playlist description.
+  String get description => throw _privateConstructorUsedError;
+  @override
+
+  /// Available thumbnails for this playlist.
+  /// Can be null if the playlist is empty.
+  ThumbnailSet get thumbnails => throw _privateConstructorUsedError;
+  @override
+
+  /// Engagement statistics.
+  Engagement get engagement => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$PlaylistCopyWith<_Playlist> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/playlists/playlist_id.dart b/lib/src/playlists/playlist_id.dart
index 00444ea..eeee6fc 100644
--- a/lib/src/playlists/playlist_id.dart
+++ b/lib/src/playlists/playlist_id.dart
@@ -1,9 +1,12 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../extensions/helpers_extension.dart';
 
+part 'playlist_id.freezed.dart';
+
 /// Encapsulates a valid YouTube playlist ID.
-class PlaylistId with EquatableMixin {
+@freezed
+class PlaylistId with _$PlaylistId {
   static final _regMatchExp =
       RegExp(r'youtube\..+?/playlist.*?list=(.*?)(?:&|/|$)');
   static final _compositeMatchExp =
@@ -13,14 +16,29 @@ class PlaylistId with EquatableMixin {
   static final _embedCompositeMatchExp =
       RegExp(r'youtube\..+?/embed/.*?/.*?list=(.*?)(?:&|/|$)');
 
-  /// The playlist id as string.
-  final String value;
+  const PlaylistId._();
+
+  const factory PlaylistId._internal(
+
+      /// The playlist id as string.
+      String value) = _PlaylistId;
 
   /// Initializes an instance of [PlaylistId]
-  PlaylistId(String idOrUrl) : value = parsePlaylistId(idOrUrl) ?? '' {
-    if (value.isEmpty) {
+  factory PlaylistId(String idOrUrl) {
+    final id = parsePlaylistId(idOrUrl);
+    if (id == null) {
       throw ArgumentError.value(idOrUrl, 'idOrUrl', 'Invalid url');
     }
+    return PlaylistId._internal(id);
+  }
+
+  ///  Converts [obj] to a [PlaylistId] by calling .toString on that object.
+  /// If it is already a [PlaylistId], [obj] is returned
+  factory PlaylistId.fromString(dynamic obj) {
+    if (obj is PlaylistId) {
+      return obj;
+    }
+    return PlaylistId(obj.toString());
   }
 
   /// Returns true if the given [playlistId] is valid.
@@ -97,16 +115,4 @@ class PlaylistId with EquatableMixin {
 
   @override
   String toString() => value;
-
-  ///  Converts [obj] to a [PlaylistId] by calling .toString on that object.
-  /// If it is already a [PlaylistId], [obj] is returned
-  factory PlaylistId.fromString(dynamic obj) {
-    if (obj is PlaylistId) {
-      return obj;
-    }
-    return PlaylistId(obj.toString());
-  }
-
-  @override
-  List<Object> get props => [value];
 }
diff --git a/lib/src/playlists/playlist_id.freezed.dart b/lib/src/playlists/playlist_id.freezed.dart
new file mode 100644
index 0000000..ff4d93b
--- /dev/null
+++ b/lib/src/playlists/playlist_id.freezed.dart
@@ -0,0 +1,140 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'playlist_id.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$PlaylistIdTearOff {
+  const _$PlaylistIdTearOff();
+
+  _PlaylistId _internal(String value) {
+    return _PlaylistId(
+      value,
+    );
+  }
+}
+
+/// @nodoc
+const $PlaylistId = _$PlaylistIdTearOff();
+
+/// @nodoc
+mixin _$PlaylistId {
+  /// The playlist id as string.
+  String get value => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $PlaylistIdCopyWith<PlaylistId> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $PlaylistIdCopyWith<$Res> {
+  factory $PlaylistIdCopyWith(
+          PlaylistId value, $Res Function(PlaylistId) then) =
+      _$PlaylistIdCopyWithImpl<$Res>;
+  $Res call({String value});
+}
+
+/// @nodoc
+class _$PlaylistIdCopyWithImpl<$Res> implements $PlaylistIdCopyWith<$Res> {
+  _$PlaylistIdCopyWithImpl(this._value, this._then);
+
+  final PlaylistId _value;
+  // ignore: unused_field
+  final $Res Function(PlaylistId) _then;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_value.copyWith(
+      value: value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$PlaylistIdCopyWith<$Res> implements $PlaylistIdCopyWith<$Res> {
+  factory _$PlaylistIdCopyWith(
+          _PlaylistId value, $Res Function(_PlaylistId) then) =
+      __$PlaylistIdCopyWithImpl<$Res>;
+  @override
+  $Res call({String value});
+}
+
+/// @nodoc
+class __$PlaylistIdCopyWithImpl<$Res> extends _$PlaylistIdCopyWithImpl<$Res>
+    implements _$PlaylistIdCopyWith<$Res> {
+  __$PlaylistIdCopyWithImpl(
+      _PlaylistId _value, $Res Function(_PlaylistId) _then)
+      : super(_value, (v) => _then(v as _PlaylistId));
+
+  @override
+  _PlaylistId get _value => super._value as _PlaylistId;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_PlaylistId(
+      value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_PlaylistId extends _PlaylistId {
+  const _$_PlaylistId(this.value) : super._();
+
+  @override
+
+  /// The playlist id as string.
+  final String value;
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _PlaylistId &&
+            (identical(other.value, value) ||
+                const DeepCollectionEquality().equals(other.value, value)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(value);
+
+  @JsonKey(ignore: true)
+  @override
+  _$PlaylistIdCopyWith<_PlaylistId> get copyWith =>
+      __$PlaylistIdCopyWithImpl<_PlaylistId>(this, _$identity);
+}
+
+abstract class _PlaylistId extends PlaylistId {
+  const factory _PlaylistId(String value) = _$_PlaylistId;
+  const _PlaylistId._() : super._();
+
+  @override
+
+  /// The playlist id as string.
+  String get value => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$PlaylistIdCopyWith<_PlaylistId> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/search/base_search_content.dart b/lib/src/search/base_search_content.dart
index 43c3142..2865ce4 100644
--- a/lib/src/search/base_search_content.dart
+++ b/lib/src/search/base_search_content.dart
@@ -1,5 +1,2 @@
 /// This i can either be a [SearchVideo] or [SearchPlaylist]
-abstract class BaseSearchContent {
-  ///
-  const BaseSearchContent();
-}
+mixin BaseSearchContent {}
diff --git a/lib/src/search/related_query.dart b/lib/src/search/related_query.dart
index b9b841a..1a3aafb 100644
--- a/lib/src/search/related_query.dart
+++ b/lib/src/search/related_query.dart
@@ -1,21 +1,18 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../videos/video_id.dart';
 
+part 'related_query.freezed.dart';
+
 ///
-class RelatedQuery with EquatableMixin {
-  /// Query related to a search query.
-  final String query;
-
-  /// Video related to a search query.
-  final VideoId videoId;
-
+@freezed
+class RelatedQuery with _$RelatedQuery {
   /// Initialize a [RelatedQuery] instance.
-  RelatedQuery(this.query, this.videoId);
+  const factory RelatedQuery(
 
-  @override
-  String toString() => 'RelatedQuery($videoId): $query';
+      /// Query related to a search query.
+      String query,
 
-  @override
-  List<Object> get props => [query, videoId];
+      /// Video related to a search query.
+      VideoId videoId) = _RelatedQuery;
 }
diff --git a/lib/src/search/related_query.freezed.dart b/lib/src/search/related_query.freezed.dart
new file mode 100644
index 0000000..dc7fc02
--- /dev/null
+++ b/lib/src/search/related_query.freezed.dart
@@ -0,0 +1,183 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'related_query.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$RelatedQueryTearOff {
+  const _$RelatedQueryTearOff();
+
+  _RelatedQuery call(String query, VideoId videoId) {
+    return _RelatedQuery(
+      query,
+      videoId,
+    );
+  }
+}
+
+/// @nodoc
+const $RelatedQuery = _$RelatedQueryTearOff();
+
+/// @nodoc
+mixin _$RelatedQuery {
+  /// Query related to a search query.
+  String get query => throw _privateConstructorUsedError;
+
+  /// Video related to a search query.
+  VideoId get videoId => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $RelatedQueryCopyWith<RelatedQuery> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $RelatedQueryCopyWith<$Res> {
+  factory $RelatedQueryCopyWith(
+          RelatedQuery value, $Res Function(RelatedQuery) then) =
+      _$RelatedQueryCopyWithImpl<$Res>;
+  $Res call({String query, VideoId videoId});
+
+  $VideoIdCopyWith<$Res> get videoId;
+}
+
+/// @nodoc
+class _$RelatedQueryCopyWithImpl<$Res> implements $RelatedQueryCopyWith<$Res> {
+  _$RelatedQueryCopyWithImpl(this._value, this._then);
+
+  final RelatedQuery _value;
+  // ignore: unused_field
+  final $Res Function(RelatedQuery) _then;
+
+  @override
+  $Res call({
+    Object? query = freezed,
+    Object? videoId = freezed,
+  }) {
+    return _then(_value.copyWith(
+      query: query == freezed
+          ? _value.query
+          : query // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoId: videoId == freezed
+          ? _value.videoId
+          : videoId // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+    ));
+  }
+
+  @override
+  $VideoIdCopyWith<$Res> get videoId {
+    return $VideoIdCopyWith<$Res>(_value.videoId, (value) {
+      return _then(_value.copyWith(videoId: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$RelatedQueryCopyWith<$Res>
+    implements $RelatedQueryCopyWith<$Res> {
+  factory _$RelatedQueryCopyWith(
+          _RelatedQuery value, $Res Function(_RelatedQuery) then) =
+      __$RelatedQueryCopyWithImpl<$Res>;
+  @override
+  $Res call({String query, VideoId videoId});
+
+  @override
+  $VideoIdCopyWith<$Res> get videoId;
+}
+
+/// @nodoc
+class __$RelatedQueryCopyWithImpl<$Res> extends _$RelatedQueryCopyWithImpl<$Res>
+    implements _$RelatedQueryCopyWith<$Res> {
+  __$RelatedQueryCopyWithImpl(
+      _RelatedQuery _value, $Res Function(_RelatedQuery) _then)
+      : super(_value, (v) => _then(v as _RelatedQuery));
+
+  @override
+  _RelatedQuery get _value => super._value as _RelatedQuery;
+
+  @override
+  $Res call({
+    Object? query = freezed,
+    Object? videoId = freezed,
+  }) {
+    return _then(_RelatedQuery(
+      query == freezed
+          ? _value.query
+          : query // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoId == freezed
+          ? _value.videoId
+          : videoId // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_RelatedQuery implements _RelatedQuery {
+  const _$_RelatedQuery(this.query, this.videoId);
+
+  @override
+
+  /// Query related to a search query.
+  final String query;
+  @override
+
+  /// Video related to a search query.
+  final VideoId videoId;
+
+  @override
+  String toString() {
+    return 'RelatedQuery(query: $query, videoId: $videoId)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _RelatedQuery &&
+            (identical(other.query, query) ||
+                const DeepCollectionEquality().equals(other.query, query)) &&
+            (identical(other.videoId, videoId) ||
+                const DeepCollectionEquality().equals(other.videoId, videoId)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(query) ^
+      const DeepCollectionEquality().hash(videoId);
+
+  @JsonKey(ignore: true)
+  @override
+  _$RelatedQueryCopyWith<_RelatedQuery> get copyWith =>
+      __$RelatedQueryCopyWithImpl<_RelatedQuery>(this, _$identity);
+}
+
+abstract class _RelatedQuery implements RelatedQuery {
+  const factory _RelatedQuery(String query, VideoId videoId) = _$_RelatedQuery;
+
+  @override
+
+  /// Query related to a search query.
+  String get query => throw _privateConstructorUsedError;
+  @override
+
+  /// Video related to a search query.
+  VideoId get videoId => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$RelatedQueryCopyWith<_RelatedQuery> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/search/search_channel.dart b/lib/src/search/search_channel.dart
index e20c074..36bcd2a 100644
--- a/lib/src/search/search_channel.dart
+++ b/lib/src/search/search_channel.dart
@@ -1,29 +1,28 @@
 import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../channels/channel_id.dart';
 import 'base_search_content.dart';
 
+part 'search_channel.freezed.dart';
+
 /// Metadata related to a search query result (channel)
-class SearchChannel extends BaseSearchContent with EquatableMixin {
-  /// Channel id.
-  final ChannelId id;
-
-  /// Channel name.
-  final String name;
-
-  /// Description snippet.
-  /// Can be empty.
-  final String description;
-
-  /// Channel uploaded videos.
-  final int videoCount;
-
+@freezed
+class SearchChannel with _$SearchChannel, BaseSearchContent {
   /// Initialize a [SearchChannel] instance.
-  SearchChannel(this.id, this.name, this.description, this.videoCount);
+  @With(BaseSearchContent)
+  const factory SearchChannel(
 
-  @override
-  String toString() => '(Channel) $name ($id)';
+      /// Channel id.
+      ChannelId id,
 
-  @override
-  List<Object?> get props => [id, name, description, videoCount];
+      /// Channel name.
+      String name,
+
+      /// Description snippet.
+      /// Can be empty.
+      String description,
+
+      /// Channel uploaded videos.
+      int videoCount) = _SearchChannel;
 }
diff --git a/lib/src/search/search_channel.freezed.dart b/lib/src/search/search_channel.freezed.dart
new file mode 100644
index 0000000..29b6d19
--- /dev/null
+++ b/lib/src/search/search_channel.freezed.dart
@@ -0,0 +1,244 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'search_channel.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$SearchChannelTearOff {
+  const _$SearchChannelTearOff();
+
+  _SearchChannel call(
+      ChannelId id, String name, String description, int videoCount) {
+    return _SearchChannel(
+      id,
+      name,
+      description,
+      videoCount,
+    );
+  }
+}
+
+/// @nodoc
+const $SearchChannel = _$SearchChannelTearOff();
+
+/// @nodoc
+mixin _$SearchChannel {
+  /// Channel id.
+  ChannelId get id => throw _privateConstructorUsedError;
+
+  /// Channel name.
+  String get name => throw _privateConstructorUsedError;
+
+  /// Description snippet.
+  /// Can be empty.
+  String get description => throw _privateConstructorUsedError;
+
+  /// Channel uploaded videos.
+  int get videoCount => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $SearchChannelCopyWith<SearchChannel> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $SearchChannelCopyWith<$Res> {
+  factory $SearchChannelCopyWith(
+          SearchChannel value, $Res Function(SearchChannel) then) =
+      _$SearchChannelCopyWithImpl<$Res>;
+  $Res call({ChannelId id, String name, String description, int videoCount});
+
+  $ChannelIdCopyWith<$Res> get id;
+}
+
+/// @nodoc
+class _$SearchChannelCopyWithImpl<$Res>
+    implements $SearchChannelCopyWith<$Res> {
+  _$SearchChannelCopyWithImpl(this._value, this._then);
+
+  final SearchChannel _value;
+  // ignore: unused_field
+  final $Res Function(SearchChannel) _then;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? name = freezed,
+    Object? description = freezed,
+    Object? videoCount = freezed,
+  }) {
+    return _then(_value.copyWith(
+      id: id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      name: name == freezed
+          ? _value.name
+          : name // ignore: cast_nullable_to_non_nullable
+              as String,
+      description: description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoCount: videoCount == freezed
+          ? _value.videoCount
+          : videoCount // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+
+  @override
+  $ChannelIdCopyWith<$Res> get id {
+    return $ChannelIdCopyWith<$Res>(_value.id, (value) {
+      return _then(_value.copyWith(id: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$SearchChannelCopyWith<$Res>
+    implements $SearchChannelCopyWith<$Res> {
+  factory _$SearchChannelCopyWith(
+          _SearchChannel value, $Res Function(_SearchChannel) then) =
+      __$SearchChannelCopyWithImpl<$Res>;
+  @override
+  $Res call({ChannelId id, String name, String description, int videoCount});
+
+  @override
+  $ChannelIdCopyWith<$Res> get id;
+}
+
+/// @nodoc
+class __$SearchChannelCopyWithImpl<$Res>
+    extends _$SearchChannelCopyWithImpl<$Res>
+    implements _$SearchChannelCopyWith<$Res> {
+  __$SearchChannelCopyWithImpl(
+      _SearchChannel _value, $Res Function(_SearchChannel) _then)
+      : super(_value, (v) => _then(v as _SearchChannel));
+
+  @override
+  _SearchChannel get _value => super._value as _SearchChannel;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? name = freezed,
+    Object? description = freezed,
+    Object? videoCount = freezed,
+  }) {
+    return _then(_SearchChannel(
+      id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      name == freezed
+          ? _value.name
+          : name // ignore: cast_nullable_to_non_nullable
+              as String,
+      description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      videoCount == freezed
+          ? _value.videoCount
+          : videoCount // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+
+@With(BaseSearchContent)
+class _$_SearchChannel with BaseSearchContent implements _SearchChannel {
+  const _$_SearchChannel(this.id, this.name, this.description, this.videoCount);
+
+  @override
+
+  /// Channel id.
+  final ChannelId id;
+  @override
+
+  /// Channel name.
+  final String name;
+  @override
+
+  /// Description snippet.
+  /// Can be empty.
+  final String description;
+  @override
+
+  /// Channel uploaded videos.
+  final int videoCount;
+
+  @override
+  String toString() {
+    return 'SearchChannel(id: $id, name: $name, description: $description, videoCount: $videoCount)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _SearchChannel &&
+            (identical(other.id, id) ||
+                const DeepCollectionEquality().equals(other.id, id)) &&
+            (identical(other.name, name) ||
+                const DeepCollectionEquality().equals(other.name, name)) &&
+            (identical(other.description, description) ||
+                const DeepCollectionEquality()
+                    .equals(other.description, description)) &&
+            (identical(other.videoCount, videoCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.videoCount, videoCount)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(id) ^
+      const DeepCollectionEquality().hash(name) ^
+      const DeepCollectionEquality().hash(description) ^
+      const DeepCollectionEquality().hash(videoCount);
+
+  @JsonKey(ignore: true)
+  @override
+  _$SearchChannelCopyWith<_SearchChannel> get copyWith =>
+      __$SearchChannelCopyWithImpl<_SearchChannel>(this, _$identity);
+}
+
+abstract class _SearchChannel implements SearchChannel, BaseSearchContent {
+  const factory _SearchChannel(
+          ChannelId id, String name, String description, int videoCount) =
+      _$_SearchChannel;
+
+  @override
+
+  /// Channel id.
+  ChannelId get id => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel name.
+  String get name => throw _privateConstructorUsedError;
+  @override
+
+  /// Description snippet.
+  /// Can be empty.
+  String get description => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel uploaded videos.
+  int get videoCount => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$SearchChannelCopyWith<_SearchChannel> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/search/search_playlist.dart b/lib/src/search/search_playlist.dart
index 0dc38b0..3b5910f 100644
--- a/lib/src/search/search_playlist.dart
+++ b/lib/src/search/search_playlist.dart
@@ -1,25 +1,23 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../playlists/playlist_id.dart';
 import 'base_search_content.dart';
 
+part 'search_playlist.freezed.dart';
+
 /// Metadata related to a search query result (playlist)
-class SearchPlaylist extends BaseSearchContent with EquatableMixin {
-  /// PlaylistId.
-  final PlaylistId playlistId;
+@freezed
+class SearchPlaylist with _$SearchPlaylist, BaseSearchContent {
+  /// Initialize a [SearchPlaylist] instance.
+  @With(BaseSearchContent)
+  const factory SearchPlaylist(
 
-  /// Playlist title.
-  final String playlistTitle;
+      /// PlaylistId.
+      PlaylistId playlistId,
 
-  /// Playlist video count, cannot be greater than 50.
-  final int playlistVideoCount;
+      /// Playlist title.
+      String playlistTitle,
 
-  /// Initialize an instance of [SearchPlaylist]
-  SearchPlaylist(this.playlistId, this.playlistTitle, this.playlistVideoCount);
-
-  @override
-  String toString() => '[Playlist] $playlistTitle ($playlistId)';
-
-  @override
-  List<Object> get props => [playlistId];
+      /// Playlist video count, cannot be greater than 50.
+      int playlistVideoCount) = _SearchChannel;
 }
diff --git a/lib/src/search/search_playlist.freezed.dart b/lib/src/search/search_playlist.freezed.dart
new file mode 100644
index 0000000..6411012
--- /dev/null
+++ b/lib/src/search/search_playlist.freezed.dart
@@ -0,0 +1,220 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'search_playlist.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$SearchPlaylistTearOff {
+  const _$SearchPlaylistTearOff();
+
+  _SearchChannel call(
+      PlaylistId playlistId, String playlistTitle, int playlistVideoCount) {
+    return _SearchChannel(
+      playlistId,
+      playlistTitle,
+      playlistVideoCount,
+    );
+  }
+}
+
+/// @nodoc
+const $SearchPlaylist = _$SearchPlaylistTearOff();
+
+/// @nodoc
+mixin _$SearchPlaylist {
+  /// PlaylistId.
+  PlaylistId get playlistId => throw _privateConstructorUsedError;
+
+  /// Playlist title.
+  String get playlistTitle => throw _privateConstructorUsedError;
+
+  /// Playlist video count, cannot be greater than 50.
+  int get playlistVideoCount => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $SearchPlaylistCopyWith<SearchPlaylist> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $SearchPlaylistCopyWith<$Res> {
+  factory $SearchPlaylistCopyWith(
+          SearchPlaylist value, $Res Function(SearchPlaylist) then) =
+      _$SearchPlaylistCopyWithImpl<$Res>;
+  $Res call(
+      {PlaylistId playlistId, String playlistTitle, int playlistVideoCount});
+
+  $PlaylistIdCopyWith<$Res> get playlistId;
+}
+
+/// @nodoc
+class _$SearchPlaylistCopyWithImpl<$Res>
+    implements $SearchPlaylistCopyWith<$Res> {
+  _$SearchPlaylistCopyWithImpl(this._value, this._then);
+
+  final SearchPlaylist _value;
+  // ignore: unused_field
+  final $Res Function(SearchPlaylist) _then;
+
+  @override
+  $Res call({
+    Object? playlistId = freezed,
+    Object? playlistTitle = freezed,
+    Object? playlistVideoCount = freezed,
+  }) {
+    return _then(_value.copyWith(
+      playlistId: playlistId == freezed
+          ? _value.playlistId
+          : playlistId // ignore: cast_nullable_to_non_nullable
+              as PlaylistId,
+      playlistTitle: playlistTitle == freezed
+          ? _value.playlistTitle
+          : playlistTitle // ignore: cast_nullable_to_non_nullable
+              as String,
+      playlistVideoCount: playlistVideoCount == freezed
+          ? _value.playlistVideoCount
+          : playlistVideoCount // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+
+  @override
+  $PlaylistIdCopyWith<$Res> get playlistId {
+    return $PlaylistIdCopyWith<$Res>(_value.playlistId, (value) {
+      return _then(_value.copyWith(playlistId: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$SearchChannelCopyWith<$Res>
+    implements $SearchPlaylistCopyWith<$Res> {
+  factory _$SearchChannelCopyWith(
+          _SearchChannel value, $Res Function(_SearchChannel) then) =
+      __$SearchChannelCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {PlaylistId playlistId, String playlistTitle, int playlistVideoCount});
+
+  @override
+  $PlaylistIdCopyWith<$Res> get playlistId;
+}
+
+/// @nodoc
+class __$SearchChannelCopyWithImpl<$Res>
+    extends _$SearchPlaylistCopyWithImpl<$Res>
+    implements _$SearchChannelCopyWith<$Res> {
+  __$SearchChannelCopyWithImpl(
+      _SearchChannel _value, $Res Function(_SearchChannel) _then)
+      : super(_value, (v) => _then(v as _SearchChannel));
+
+  @override
+  _SearchChannel get _value => super._value as _SearchChannel;
+
+  @override
+  $Res call({
+    Object? playlistId = freezed,
+    Object? playlistTitle = freezed,
+    Object? playlistVideoCount = freezed,
+  }) {
+    return _then(_SearchChannel(
+      playlistId == freezed
+          ? _value.playlistId
+          : playlistId // ignore: cast_nullable_to_non_nullable
+              as PlaylistId,
+      playlistTitle == freezed
+          ? _value.playlistTitle
+          : playlistTitle // ignore: cast_nullable_to_non_nullable
+              as String,
+      playlistVideoCount == freezed
+          ? _value.playlistVideoCount
+          : playlistVideoCount // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+
+@With(BaseSearchContent)
+class _$_SearchChannel with BaseSearchContent implements _SearchChannel {
+  const _$_SearchChannel(
+      this.playlistId, this.playlistTitle, this.playlistVideoCount);
+
+  @override
+
+  /// PlaylistId.
+  final PlaylistId playlistId;
+  @override
+
+  /// Playlist title.
+  final String playlistTitle;
+  @override
+
+  /// Playlist video count, cannot be greater than 50.
+  final int playlistVideoCount;
+
+  @override
+  String toString() {
+    return 'SearchPlaylist(playlistId: $playlistId, playlistTitle: $playlistTitle, playlistVideoCount: $playlistVideoCount)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _SearchChannel &&
+            (identical(other.playlistId, playlistId) ||
+                const DeepCollectionEquality()
+                    .equals(other.playlistId, playlistId)) &&
+            (identical(other.playlistTitle, playlistTitle) ||
+                const DeepCollectionEquality()
+                    .equals(other.playlistTitle, playlistTitle)) &&
+            (identical(other.playlistVideoCount, playlistVideoCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.playlistVideoCount, playlistVideoCount)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(playlistId) ^
+      const DeepCollectionEquality().hash(playlistTitle) ^
+      const DeepCollectionEquality().hash(playlistVideoCount);
+
+  @JsonKey(ignore: true)
+  @override
+  _$SearchChannelCopyWith<_SearchChannel> get copyWith =>
+      __$SearchChannelCopyWithImpl<_SearchChannel>(this, _$identity);
+}
+
+abstract class _SearchChannel implements SearchPlaylist, BaseSearchContent {
+  const factory _SearchChannel(
+          PlaylistId playlistId, String playlistTitle, int playlistVideoCount) =
+      _$_SearchChannel;
+
+  @override
+
+  /// PlaylistId.
+  PlaylistId get playlistId => throw _privateConstructorUsedError;
+  @override
+
+  /// Playlist title.
+  String get playlistTitle => throw _privateConstructorUsedError;
+  @override
+
+  /// Playlist video count, cannot be greater than 50.
+  int get playlistVideoCount => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$SearchChannelCopyWith<_SearchChannel> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/search/search_video.dart b/lib/src/search/search_video.dart
index 23707c9..74a8649 100644
--- a/lib/src/search/search_video.dart
+++ b/lib/src/search/search_video.dart
@@ -1,52 +1,45 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
 import '../common/common.dart';
 import '../videos/video_id.dart';
 import 'base_search_content.dart';
 
+part 'search_video.freezed.dart';
+
 /// Metadata related to a search query result (video).
-class SearchVideo extends BaseSearchContent {
-  /// Video ID.
-  final VideoId id;
-
-  /// Video title.
-  final String title;
-
-  /// Video author.
-  final String author;
-
-  /// Video description snippet. (Part of the full description if too long)
-  final String description;
-
-  /// Video duration as String, HH:MM:SS
-  final String duration;
-
-  /// Video View Count
-  final int viewCount;
-
-  /// Video thumbnail
-  final List<Thumbnail> thumbnails;
-
-  /// Video upload date - As string: 5 years ago.
-  final String? uploadDate;
-
-  /// True if this video is a live stream.
-  final bool isLive;
-
-  /// Channel id
-  final String channelId;
-
+@freezed
+class SearchVideo with _$SearchVideo, BaseSearchContent {
   /// Initialize a [SearchVideo] instance.
-  const SearchVideo(
-      this.id,
-      this.title,
-      this.author,
-      this.description,
-      this.duration,
-      this.viewCount,
-      this.thumbnails,
-      this.uploadDate,
-      this.isLive, // ignore: avoid_positional_boolean_parameters
-      this.channelId);
+  @With(BaseSearchContent)
+  const factory SearchVideo(
+    /// Video ID.
+    VideoId id,
 
-  @override
-  String toString() => '(Video) $title ($id)';
+    /// Video title.
+    String title,
+
+    /// Video author.
+    String author,
+
+    /// Video description snippet. (Part of the full description if too long)
+    String description,
+
+    /// Video duration as String, HH:MM:SS
+    String duration,
+
+    /// Video View Count
+    int viewCount,
+
+    /// Video thumbnail
+    List<Thumbnail> thumbnails,
+
+    /// Video upload date - As string: 5 years ago.
+    String? uploadDate,
+
+    /// True if this video is a live stream.
+    bool isLive,
+
+    /// Channel id
+    String channelId,
+  ) = _SearchVideo;
 }
diff --git a/lib/src/search/search_video.freezed.dart b/lib/src/search/search_video.freezed.dart
new file mode 100644
index 0000000..14ff204
--- /dev/null
+++ b/lib/src/search/search_video.freezed.dart
@@ -0,0 +1,440 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'search_video.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$SearchVideoTearOff {
+  const _$SearchVideoTearOff();
+
+  _SearchVideo call(
+      VideoId id,
+      String title,
+      String author,
+      String description,
+      String duration,
+      int viewCount,
+      List<Thumbnail> thumbnails,
+      String? uploadDate,
+      bool isLive,
+      String channelId) {
+    return _SearchVideo(
+      id,
+      title,
+      author,
+      description,
+      duration,
+      viewCount,
+      thumbnails,
+      uploadDate,
+      isLive,
+      channelId,
+    );
+  }
+}
+
+/// @nodoc
+const $SearchVideo = _$SearchVideoTearOff();
+
+/// @nodoc
+mixin _$SearchVideo {
+  /// Video ID.
+  VideoId get id => throw _privateConstructorUsedError;
+
+  /// Video title.
+  String get title => throw _privateConstructorUsedError;
+
+  /// Video author.
+  String get author => throw _privateConstructorUsedError;
+
+  /// Video description snippet. (Part of the full description if too long)
+  String get description => throw _privateConstructorUsedError;
+
+  /// Video duration as String, HH:MM:SS
+  String get duration => throw _privateConstructorUsedError;
+
+  /// Video View Count
+  int get viewCount => throw _privateConstructorUsedError;
+
+  /// Video thumbnail
+  List<Thumbnail> get thumbnails => throw _privateConstructorUsedError;
+
+  /// Video upload date - As string: 5 years ago.
+  String? get uploadDate => throw _privateConstructorUsedError;
+
+  /// True if this video is a live stream.
+  bool get isLive => throw _privateConstructorUsedError;
+
+  /// Channel id
+  String get channelId => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $SearchVideoCopyWith<SearchVideo> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $SearchVideoCopyWith<$Res> {
+  factory $SearchVideoCopyWith(
+          SearchVideo value, $Res Function(SearchVideo) then) =
+      _$SearchVideoCopyWithImpl<$Res>;
+  $Res call(
+      {VideoId id,
+      String title,
+      String author,
+      String description,
+      String duration,
+      int viewCount,
+      List<Thumbnail> thumbnails,
+      String? uploadDate,
+      bool isLive,
+      String channelId});
+
+  $VideoIdCopyWith<$Res> get id;
+}
+
+/// @nodoc
+class _$SearchVideoCopyWithImpl<$Res> implements $SearchVideoCopyWith<$Res> {
+  _$SearchVideoCopyWithImpl(this._value, this._then);
+
+  final SearchVideo _value;
+  // ignore: unused_field
+  final $Res Function(SearchVideo) _then;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? author = freezed,
+    Object? description = freezed,
+    Object? duration = freezed,
+    Object? viewCount = freezed,
+    Object? thumbnails = freezed,
+    Object? uploadDate = freezed,
+    Object? isLive = freezed,
+    Object? channelId = freezed,
+  }) {
+    return _then(_value.copyWith(
+      id: id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+      title: title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      author: author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      description: description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      duration: duration == freezed
+          ? _value.duration
+          : duration // ignore: cast_nullable_to_non_nullable
+              as String,
+      viewCount: viewCount == freezed
+          ? _value.viewCount
+          : viewCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      thumbnails: thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as List<Thumbnail>,
+      uploadDate: uploadDate == freezed
+          ? _value.uploadDate
+          : uploadDate // ignore: cast_nullable_to_non_nullable
+              as String?,
+      isLive: isLive == freezed
+          ? _value.isLive
+          : isLive // ignore: cast_nullable_to_non_nullable
+              as bool,
+      channelId: channelId == freezed
+          ? _value.channelId
+          : channelId // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+
+  @override
+  $VideoIdCopyWith<$Res> get id {
+    return $VideoIdCopyWith<$Res>(_value.id, (value) {
+      return _then(_value.copyWith(id: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$SearchVideoCopyWith<$Res>
+    implements $SearchVideoCopyWith<$Res> {
+  factory _$SearchVideoCopyWith(
+          _SearchVideo value, $Res Function(_SearchVideo) then) =
+      __$SearchVideoCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {VideoId id,
+      String title,
+      String author,
+      String description,
+      String duration,
+      int viewCount,
+      List<Thumbnail> thumbnails,
+      String? uploadDate,
+      bool isLive,
+      String channelId});
+
+  @override
+  $VideoIdCopyWith<$Res> get id;
+}
+
+/// @nodoc
+class __$SearchVideoCopyWithImpl<$Res> extends _$SearchVideoCopyWithImpl<$Res>
+    implements _$SearchVideoCopyWith<$Res> {
+  __$SearchVideoCopyWithImpl(
+      _SearchVideo _value, $Res Function(_SearchVideo) _then)
+      : super(_value, (v) => _then(v as _SearchVideo));
+
+  @override
+  _SearchVideo get _value => super._value as _SearchVideo;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? author = freezed,
+    Object? description = freezed,
+    Object? duration = freezed,
+    Object? viewCount = freezed,
+    Object? thumbnails = freezed,
+    Object? uploadDate = freezed,
+    Object? isLive = freezed,
+    Object? channelId = freezed,
+  }) {
+    return _then(_SearchVideo(
+      id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+      title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      duration == freezed
+          ? _value.duration
+          : duration // ignore: cast_nullable_to_non_nullable
+              as String,
+      viewCount == freezed
+          ? _value.viewCount
+          : viewCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as List<Thumbnail>,
+      uploadDate == freezed
+          ? _value.uploadDate
+          : uploadDate // ignore: cast_nullable_to_non_nullable
+              as String?,
+      isLive == freezed
+          ? _value.isLive
+          : isLive // ignore: cast_nullable_to_non_nullable
+              as bool,
+      channelId == freezed
+          ? _value.channelId
+          : channelId // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+@With(BaseSearchContent)
+class _$_SearchVideo with BaseSearchContent implements _SearchVideo {
+  const _$_SearchVideo(
+      this.id,
+      this.title,
+      this.author,
+      this.description,
+      this.duration,
+      this.viewCount,
+      this.thumbnails,
+      this.uploadDate,
+      this.isLive,
+      this.channelId);
+
+  @override
+
+  /// Video ID.
+  final VideoId id;
+  @override
+
+  /// Video title.
+  final String title;
+  @override
+
+  /// Video author.
+  final String author;
+  @override
+
+  /// Video description snippet. (Part of the full description if too long)
+  final String description;
+  @override
+
+  /// Video duration as String, HH:MM:SS
+  final String duration;
+  @override
+
+  /// Video View Count
+  final int viewCount;
+  @override
+
+  /// Video thumbnail
+  final List<Thumbnail> thumbnails;
+  @override
+
+  /// Video upload date - As string: 5 years ago.
+  final String? uploadDate;
+  @override
+
+  /// True if this video is a live stream.
+  final bool isLive;
+  @override
+
+  /// Channel id
+  final String channelId;
+
+  @override
+  String toString() {
+    return 'SearchVideo(id: $id, title: $title, author: $author, description: $description, duration: $duration, viewCount: $viewCount, thumbnails: $thumbnails, uploadDate: $uploadDate, isLive: $isLive, channelId: $channelId)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _SearchVideo &&
+            (identical(other.id, id) ||
+                const DeepCollectionEquality().equals(other.id, id)) &&
+            (identical(other.title, title) ||
+                const DeepCollectionEquality().equals(other.title, title)) &&
+            (identical(other.author, author) ||
+                const DeepCollectionEquality().equals(other.author, author)) &&
+            (identical(other.description, description) ||
+                const DeepCollectionEquality()
+                    .equals(other.description, description)) &&
+            (identical(other.duration, duration) ||
+                const DeepCollectionEquality()
+                    .equals(other.duration, duration)) &&
+            (identical(other.viewCount, viewCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.viewCount, viewCount)) &&
+            (identical(other.thumbnails, thumbnails) ||
+                const DeepCollectionEquality()
+                    .equals(other.thumbnails, thumbnails)) &&
+            (identical(other.uploadDate, uploadDate) ||
+                const DeepCollectionEquality()
+                    .equals(other.uploadDate, uploadDate)) &&
+            (identical(other.isLive, isLive) ||
+                const DeepCollectionEquality().equals(other.isLive, isLive)) &&
+            (identical(other.channelId, channelId) ||
+                const DeepCollectionEquality()
+                    .equals(other.channelId, channelId)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(id) ^
+      const DeepCollectionEquality().hash(title) ^
+      const DeepCollectionEquality().hash(author) ^
+      const DeepCollectionEquality().hash(description) ^
+      const DeepCollectionEquality().hash(duration) ^
+      const DeepCollectionEquality().hash(viewCount) ^
+      const DeepCollectionEquality().hash(thumbnails) ^
+      const DeepCollectionEquality().hash(uploadDate) ^
+      const DeepCollectionEquality().hash(isLive) ^
+      const DeepCollectionEquality().hash(channelId);
+
+  @JsonKey(ignore: true)
+  @override
+  _$SearchVideoCopyWith<_SearchVideo> get copyWith =>
+      __$SearchVideoCopyWithImpl<_SearchVideo>(this, _$identity);
+}
+
+abstract class _SearchVideo implements SearchVideo, BaseSearchContent {
+  const factory _SearchVideo(
+      VideoId id,
+      String title,
+      String author,
+      String description,
+      String duration,
+      int viewCount,
+      List<Thumbnail> thumbnails,
+      String? uploadDate,
+      bool isLive,
+      String channelId) = _$_SearchVideo;
+
+  @override
+
+  /// Video ID.
+  VideoId get id => throw _privateConstructorUsedError;
+  @override
+
+  /// Video title.
+  String get title => throw _privateConstructorUsedError;
+  @override
+
+  /// Video author.
+  String get author => throw _privateConstructorUsedError;
+  @override
+
+  /// Video description snippet. (Part of the full description if too long)
+  String get description => throw _privateConstructorUsedError;
+  @override
+
+  /// Video duration as String, HH:MM:SS
+  String get duration => throw _privateConstructorUsedError;
+  @override
+
+  /// Video View Count
+  int get viewCount => throw _privateConstructorUsedError;
+  @override
+
+  /// Video thumbnail
+  List<Thumbnail> get thumbnails => throw _privateConstructorUsedError;
+  @override
+
+  /// Video upload date - As string: 5 years ago.
+  String? get uploadDate => throw _privateConstructorUsedError;
+  @override
+
+  /// True if this video is a live stream.
+  bool get isLive => throw _privateConstructorUsedError;
+  @override
+
+  /// Channel id
+  String get channelId => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$SearchVideoCopyWith<_SearchVideo> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/videos/closed_captions/closed_caption.g.dart b/lib/src/videos/closed_captions/closed_caption.g.dart
index f560c03..4845790 100644
--- a/lib/src/videos/closed_captions/closed_caption.g.dart
+++ b/lib/src/videos/closed_captions/closed_caption.g.dart
@@ -6,15 +6,14 @@ part of 'closed_caption.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-ClosedCaption _$ClosedCaptionFromJson(Map<String, dynamic> json) {
-  return ClosedCaption(
-    json['text'] as String,
-    Duration(microseconds: json['offset'] as int),
-    Duration(microseconds: json['duration'] as int),
-    (json['parts'] as List<dynamic>)
-        .map((e) => ClosedCaptionPart.fromJson(e as Map<String, dynamic>)),
-  );
-}
+ClosedCaption _$ClosedCaptionFromJson(Map<String, dynamic> json) =>
+    ClosedCaption(
+      json['text'] as String,
+      Duration(microseconds: json['offset'] as int),
+      Duration(microseconds: json['duration'] as int),
+      (json['parts'] as List<dynamic>)
+          .map((e) => ClosedCaptionPart.fromJson(e as Map<String, dynamic>)),
+    );
 
 Map<String, dynamic> _$ClosedCaptionToJson(ClosedCaption instance) =>
     <String, dynamic>{
diff --git a/lib/src/videos/closed_captions/closed_caption_format.g.dart b/lib/src/videos/closed_captions/closed_caption_format.g.dart
index 00c9e30..7bf0ab4 100644
--- a/lib/src/videos/closed_captions/closed_caption_format.g.dart
+++ b/lib/src/videos/closed_captions/closed_caption_format.g.dart
@@ -6,11 +6,10 @@ part of 'closed_caption_format.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-ClosedCaptionFormat _$ClosedCaptionFormatFromJson(Map<String, dynamic> json) {
-  return ClosedCaptionFormat(
-    json['formatCode'] as String,
-  );
-}
+ClosedCaptionFormat _$ClosedCaptionFormatFromJson(Map<String, dynamic> json) =>
+    ClosedCaptionFormat(
+      json['formatCode'] as String,
+    );
 
 Map<String, dynamic> _$ClosedCaptionFormatToJson(
         ClosedCaptionFormat instance) =>
diff --git a/lib/src/videos/closed_captions/closed_caption_part.g.dart b/lib/src/videos/closed_captions/closed_caption_part.g.dart
index 3318ef9..3137fdf 100644
--- a/lib/src/videos/closed_captions/closed_caption_part.g.dart
+++ b/lib/src/videos/closed_captions/closed_caption_part.g.dart
@@ -6,12 +6,11 @@ part of 'closed_caption_part.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-ClosedCaptionPart _$ClosedCaptionPartFromJson(Map<String, dynamic> json) {
-  return ClosedCaptionPart(
-    json['text'] as String,
-    Duration(microseconds: json['offset'] as int),
-  );
-}
+ClosedCaptionPart _$ClosedCaptionPartFromJson(Map<String, dynamic> json) =>
+    ClosedCaptionPart(
+      json['text'] as String,
+      Duration(microseconds: json['offset'] as int),
+    );
 
 Map<String, dynamic> _$ClosedCaptionPartToJson(ClosedCaptionPart instance) =>
     <String, dynamic>{
diff --git a/lib/src/videos/closed_captions/closed_caption_track.g.dart b/lib/src/videos/closed_captions/closed_caption_track.g.dart
index fd284e7..9a0665f 100644
--- a/lib/src/videos/closed_captions/closed_caption_track.g.dart
+++ b/lib/src/videos/closed_captions/closed_caption_track.g.dart
@@ -6,12 +6,11 @@ part of 'closed_caption_track.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-ClosedCaptionTrack _$ClosedCaptionTrackFromJson(Map<String, dynamic> json) {
-  return ClosedCaptionTrack(
-    (json['captions'] as List<dynamic>)
-        .map((e) => ClosedCaption.fromJson(e as Map<String, dynamic>)),
-  );
-}
+ClosedCaptionTrack _$ClosedCaptionTrackFromJson(Map<String, dynamic> json) =>
+    ClosedCaptionTrack(
+      (json['captions'] as List<dynamic>)
+          .map((e) => ClosedCaption.fromJson(e as Map<String, dynamic>)),
+    );
 
 Map<String, dynamic> _$ClosedCaptionTrackToJson(ClosedCaptionTrack instance) =>
     <String, dynamic>{
diff --git a/lib/src/videos/closed_captions/closed_caption_track_info.g.dart b/lib/src/videos/closed_captions/closed_caption_track_info.g.dart
index 39f3938..25a57a9 100644
--- a/lib/src/videos/closed_captions/closed_caption_track_info.g.dart
+++ b/lib/src/videos/closed_captions/closed_caption_track_info.g.dart
@@ -7,15 +7,14 @@ part of 'closed_caption_track_info.dart';
 // **************************************************************************
 
 ClosedCaptionTrackInfo _$ClosedCaptionTrackInfoFromJson(
-    Map<String, dynamic> json) {
-  return ClosedCaptionTrackInfo(
-    Uri.parse(json['url'] as String),
-    Language.fromJson(json['language'] as Map<String, dynamic>),
-    isAutoGenerated: json['isAutoGenerated'] as bool,
-    format:
-        ClosedCaptionFormat.fromJson(json['format'] as Map<String, dynamic>),
-  );
-}
+        Map<String, dynamic> json) =>
+    ClosedCaptionTrackInfo(
+      Uri.parse(json['url'] as String),
+      Language.fromJson(json['language'] as Map<String, dynamic>),
+      isAutoGenerated: json['isAutoGenerated'] as bool? ?? false,
+      format:
+          ClosedCaptionFormat.fromJson(json['format'] as Map<String, dynamic>),
+    );
 
 Map<String, dynamic> _$ClosedCaptionTrackInfoToJson(
         ClosedCaptionTrackInfo instance) =>
diff --git a/lib/src/videos/closed_captions/language.g.dart b/lib/src/videos/closed_captions/language.g.dart
index 9258bad..edd19b6 100644
--- a/lib/src/videos/closed_captions/language.g.dart
+++ b/lib/src/videos/closed_captions/language.g.dart
@@ -6,12 +6,10 @@ part of 'language.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-Language _$LanguageFromJson(Map<String, dynamic> json) {
-  return Language(
-    json['code'] as String,
-    json['name'] as String,
-  );
-}
+Language _$LanguageFromJson(Map<String, dynamic> json) => Language(
+      json['code'] as String,
+      json['name'] as String,
+    );
 
 Map<String, dynamic> _$LanguageToJson(Language instance) => <String, dynamic>{
       'code': instance.code,
diff --git a/lib/src/videos/comments/comment.dart b/lib/src/videos/comments/comment.dart
index 5ff3e62..27bbefa 100644
--- a/lib/src/videos/comments/comment.dart
+++ b/lib/src/videos/comments/comment.dart
@@ -1,53 +1,41 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../../channels/channel_id.dart';
 
+part 'comment.freezed.dart';
+
 /// YouTube comment metadata.
-class Comment with EquatableMixin {
-  /// Comment id.
-  final String commentId;
-
-  /// Comment author name.
-  final String author;
-
-  /// Comment author channel id.
-  final ChannelId channelId;
-
-  /// Comment text.
-  final String text;
-
-  /// Comment likes count.
-  final int likeCount;
-
-  /// Published time as string. (For example: "2 years ago")
-  final String publishedTime;
-
-  /// Comment reply count.
-  final int replyCount;
-
-  /// Used internally.
-  /// Shouldn't be used in the code.
-  final String? continuation;
-
-  /// Used internally.
-  /// Shouldn't be used in the code.
-  final String? clicktrackingParams;
-
+@freezed
+class Comment with _$Comment {
   /// Initializes an instance of [Comment]
-  Comment(
-      this.commentId,
-      this.author,
-      this.channelId,
-      this.text,
-      this.likeCount,
-      this.publishedTime,
-      this.replyCount,
-      this.continuation,
-      this.clicktrackingParams);
+  const factory Comment(
+    /// Comment id.
+    String commentId,
 
-  @override
-  String toString() => 'Comment($author): $text';
+    /// Comment author name.
+    String author,
 
-  @override
-  List<Object> get props => [commentId];
+    /// Comment author channel id.
+    ChannelId channelId,
+
+    /// Comment text.
+    String text,
+
+    /// Comment likes count.
+    int likeCount,
+
+    /// Published time as string. (For example: "2 years ago")
+    String publishedTime,
+
+    /// Comment reply count.
+    int replyCount,
+
+    /// Used internally.
+    /// Shouldn't be used in the code.
+    @internal String? continuation,
+
+    /// Used internally.
+    /// Shouldn't be used in the code.
+    @internal String? clicktrackingParams,
+  ) = _Comment;
 }
diff --git a/lib/src/videos/comments/comment.freezed.dart b/lib/src/videos/comments/comment.freezed.dart
new file mode 100644
index 0000000..732a1f5
--- /dev/null
+++ b/lib/src/videos/comments/comment.freezed.dart
@@ -0,0 +1,417 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'comment.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$CommentTearOff {
+  const _$CommentTearOff();
+
+  _Comment call(
+      String commentId,
+      String author,
+      ChannelId channelId,
+      String text,
+      int likeCount,
+      String publishedTime,
+      int replyCount,
+      @internal String? continuation,
+      @internal String? clicktrackingParams) {
+    return _Comment(
+      commentId,
+      author,
+      channelId,
+      text,
+      likeCount,
+      publishedTime,
+      replyCount,
+      continuation,
+      clicktrackingParams,
+    );
+  }
+}
+
+/// @nodoc
+const $Comment = _$CommentTearOff();
+
+/// @nodoc
+mixin _$Comment {
+  /// Comment id.
+  String get commentId => throw _privateConstructorUsedError;
+
+  /// Comment author name.
+  String get author => throw _privateConstructorUsedError;
+
+  /// Comment author channel id.
+  ChannelId get channelId => throw _privateConstructorUsedError;
+
+  /// Comment text.
+  String get text => throw _privateConstructorUsedError;
+
+  /// Comment likes count.
+  int get likeCount => throw _privateConstructorUsedError;
+
+  /// Published time as string. (For example: "2 years ago")
+  String get publishedTime => throw _privateConstructorUsedError;
+
+  /// Comment reply count.
+  int get replyCount => throw _privateConstructorUsedError;
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  String? get continuation => throw _privateConstructorUsedError;
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  String? get clicktrackingParams => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $CommentCopyWith<Comment> get copyWith => throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $CommentCopyWith<$Res> {
+  factory $CommentCopyWith(Comment value, $Res Function(Comment) then) =
+      _$CommentCopyWithImpl<$Res>;
+  $Res call(
+      {String commentId,
+      String author,
+      ChannelId channelId,
+      String text,
+      int likeCount,
+      String publishedTime,
+      int replyCount,
+      @internal String? continuation,
+      @internal String? clicktrackingParams});
+
+  $ChannelIdCopyWith<$Res> get channelId;
+}
+
+/// @nodoc
+class _$CommentCopyWithImpl<$Res> implements $CommentCopyWith<$Res> {
+  _$CommentCopyWithImpl(this._value, this._then);
+
+  final Comment _value;
+  // ignore: unused_field
+  final $Res Function(Comment) _then;
+
+  @override
+  $Res call({
+    Object? commentId = freezed,
+    Object? author = freezed,
+    Object? channelId = freezed,
+    Object? text = freezed,
+    Object? likeCount = freezed,
+    Object? publishedTime = freezed,
+    Object? replyCount = freezed,
+    Object? continuation = freezed,
+    Object? clicktrackingParams = freezed,
+  }) {
+    return _then(_value.copyWith(
+      commentId: commentId == freezed
+          ? _value.commentId
+          : commentId // ignore: cast_nullable_to_non_nullable
+              as String,
+      author: author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      channelId: channelId == freezed
+          ? _value.channelId
+          : channelId // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      text: text == freezed
+          ? _value.text
+          : text // ignore: cast_nullable_to_non_nullable
+              as String,
+      likeCount: likeCount == freezed
+          ? _value.likeCount
+          : likeCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      publishedTime: publishedTime == freezed
+          ? _value.publishedTime
+          : publishedTime // ignore: cast_nullable_to_non_nullable
+              as String,
+      replyCount: replyCount == freezed
+          ? _value.replyCount
+          : replyCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      continuation: continuation == freezed
+          ? _value.continuation
+          : continuation // ignore: cast_nullable_to_non_nullable
+              as String?,
+      clicktrackingParams: clicktrackingParams == freezed
+          ? _value.clicktrackingParams
+          : clicktrackingParams // ignore: cast_nullable_to_non_nullable
+              as String?,
+    ));
+  }
+
+  @override
+  $ChannelIdCopyWith<$Res> get channelId {
+    return $ChannelIdCopyWith<$Res>(_value.channelId, (value) {
+      return _then(_value.copyWith(channelId: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$CommentCopyWith<$Res> implements $CommentCopyWith<$Res> {
+  factory _$CommentCopyWith(_Comment value, $Res Function(_Comment) then) =
+      __$CommentCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {String commentId,
+      String author,
+      ChannelId channelId,
+      String text,
+      int likeCount,
+      String publishedTime,
+      int replyCount,
+      @internal String? continuation,
+      @internal String? clicktrackingParams});
+
+  @override
+  $ChannelIdCopyWith<$Res> get channelId;
+}
+
+/// @nodoc
+class __$CommentCopyWithImpl<$Res> extends _$CommentCopyWithImpl<$Res>
+    implements _$CommentCopyWith<$Res> {
+  __$CommentCopyWithImpl(_Comment _value, $Res Function(_Comment) _then)
+      : super(_value, (v) => _then(v as _Comment));
+
+  @override
+  _Comment get _value => super._value as _Comment;
+
+  @override
+  $Res call({
+    Object? commentId = freezed,
+    Object? author = freezed,
+    Object? channelId = freezed,
+    Object? text = freezed,
+    Object? likeCount = freezed,
+    Object? publishedTime = freezed,
+    Object? replyCount = freezed,
+    Object? continuation = freezed,
+    Object? clicktrackingParams = freezed,
+  }) {
+    return _then(_Comment(
+      commentId == freezed
+          ? _value.commentId
+          : commentId // ignore: cast_nullable_to_non_nullable
+              as String,
+      author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      channelId == freezed
+          ? _value.channelId
+          : channelId // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      text == freezed
+          ? _value.text
+          : text // ignore: cast_nullable_to_non_nullable
+              as String,
+      likeCount == freezed
+          ? _value.likeCount
+          : likeCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      publishedTime == freezed
+          ? _value.publishedTime
+          : publishedTime // ignore: cast_nullable_to_non_nullable
+              as String,
+      replyCount == freezed
+          ? _value.replyCount
+          : replyCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      continuation == freezed
+          ? _value.continuation
+          : continuation // ignore: cast_nullable_to_non_nullable
+              as String?,
+      clicktrackingParams == freezed
+          ? _value.clicktrackingParams
+          : clicktrackingParams // ignore: cast_nullable_to_non_nullable
+              as String?,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Comment implements _Comment {
+  const _$_Comment(
+      this.commentId,
+      this.author,
+      this.channelId,
+      this.text,
+      this.likeCount,
+      this.publishedTime,
+      this.replyCount,
+      @internal this.continuation,
+      @internal this.clicktrackingParams);
+
+  @override
+
+  /// Comment id.
+  final String commentId;
+  @override
+
+  /// Comment author name.
+  final String author;
+  @override
+
+  /// Comment author channel id.
+  final ChannelId channelId;
+  @override
+
+  /// Comment text.
+  final String text;
+  @override
+
+  /// Comment likes count.
+  final int likeCount;
+  @override
+
+  /// Published time as string. (For example: "2 years ago")
+  final String publishedTime;
+  @override
+
+  /// Comment reply count.
+  final int replyCount;
+  @override
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  final String? continuation;
+  @override
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  final String? clicktrackingParams;
+
+  @override
+  String toString() {
+    return 'Comment(commentId: $commentId, author: $author, channelId: $channelId, text: $text, likeCount: $likeCount, publishedTime: $publishedTime, replyCount: $replyCount, continuation: $continuation, clicktrackingParams: $clicktrackingParams)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Comment &&
+            (identical(other.commentId, commentId) ||
+                const DeepCollectionEquality()
+                    .equals(other.commentId, commentId)) &&
+            (identical(other.author, author) ||
+                const DeepCollectionEquality().equals(other.author, author)) &&
+            (identical(other.channelId, channelId) ||
+                const DeepCollectionEquality()
+                    .equals(other.channelId, channelId)) &&
+            (identical(other.text, text) ||
+                const DeepCollectionEquality().equals(other.text, text)) &&
+            (identical(other.likeCount, likeCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.likeCount, likeCount)) &&
+            (identical(other.publishedTime, publishedTime) ||
+                const DeepCollectionEquality()
+                    .equals(other.publishedTime, publishedTime)) &&
+            (identical(other.replyCount, replyCount) ||
+                const DeepCollectionEquality()
+                    .equals(other.replyCount, replyCount)) &&
+            (identical(other.continuation, continuation) ||
+                const DeepCollectionEquality()
+                    .equals(other.continuation, continuation)) &&
+            (identical(other.clicktrackingParams, clicktrackingParams) ||
+                const DeepCollectionEquality()
+                    .equals(other.clicktrackingParams, clicktrackingParams)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(commentId) ^
+      const DeepCollectionEquality().hash(author) ^
+      const DeepCollectionEquality().hash(channelId) ^
+      const DeepCollectionEquality().hash(text) ^
+      const DeepCollectionEquality().hash(likeCount) ^
+      const DeepCollectionEquality().hash(publishedTime) ^
+      const DeepCollectionEquality().hash(replyCount) ^
+      const DeepCollectionEquality().hash(continuation) ^
+      const DeepCollectionEquality().hash(clicktrackingParams);
+
+  @JsonKey(ignore: true)
+  @override
+  _$CommentCopyWith<_Comment> get copyWith =>
+      __$CommentCopyWithImpl<_Comment>(this, _$identity);
+}
+
+abstract class _Comment implements Comment {
+  const factory _Comment(
+      String commentId,
+      String author,
+      ChannelId channelId,
+      String text,
+      int likeCount,
+      String publishedTime,
+      int replyCount,
+      @internal String? continuation,
+      @internal String? clicktrackingParams) = _$_Comment;
+
+  @override
+
+  /// Comment id.
+  String get commentId => throw _privateConstructorUsedError;
+  @override
+
+  /// Comment author name.
+  String get author => throw _privateConstructorUsedError;
+  @override
+
+  /// Comment author channel id.
+  ChannelId get channelId => throw _privateConstructorUsedError;
+  @override
+
+  /// Comment text.
+  String get text => throw _privateConstructorUsedError;
+  @override
+
+  /// Comment likes count.
+  int get likeCount => throw _privateConstructorUsedError;
+  @override
+
+  /// Published time as string. (For example: "2 years ago")
+  String get publishedTime => throw _privateConstructorUsedError;
+  @override
+
+  /// Comment reply count.
+  int get replyCount => throw _privateConstructorUsedError;
+  @override
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  String? get continuation => throw _privateConstructorUsedError;
+  @override
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  String? get clicktrackingParams => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$CommentCopyWith<_Comment> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/videos/streams/bitrate.dart b/lib/src/videos/streams/bitrate.dart
index c3dc265..a48bef9 100644
--- a/lib/src/videos/streams/bitrate.dart
+++ b/lib/src/videos/streams/bitrate.dart
@@ -1,10 +1,10 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'bitrate.freezed.dart';
 
 /// Encapsulates bitrate.
-class Bitrate extends Comparable<Bitrate> with EquatableMixin {
-  /// Bits per second.
-  final int bitsPerSecond;
-
+@freezed
+class Bitrate with Comparable<Bitrate>, _$Bitrate {
   /// Kilobits per second.
   double get kiloBitsPerSecond => bitsPerSecond / 1024;
 
@@ -15,7 +15,13 @@ class Bitrate extends Comparable<Bitrate> with EquatableMixin {
   double get gigaBitsPerSecond => megaBitsPerSecond / 1024;
 
   /// Initializes an instance of [Bitrate]
-  Bitrate(this.bitsPerSecond);
+  @With.fromString('Comparable<Bitrate>')
+  const factory Bitrate(
+
+      /// Bits per second.
+      int bitsPerSecond) = _Bitrate;
+
+  const Bitrate._();
 
   @override
   int compareTo(Bitrate other) => bitsPerSecond.compareTo(other.bitsPerSecond);
diff --git a/lib/src/videos/streams/bitrate.freezed.dart b/lib/src/videos/streams/bitrate.freezed.dart
new file mode 100644
index 0000000..2ca9267
--- /dev/null
+++ b/lib/src/videos/streams/bitrate.freezed.dart
@@ -0,0 +1,138 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'bitrate.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$BitrateTearOff {
+  const _$BitrateTearOff();
+
+  _Bitrate call(int bitsPerSecond) {
+    return _Bitrate(
+      bitsPerSecond,
+    );
+  }
+}
+
+/// @nodoc
+const $Bitrate = _$BitrateTearOff();
+
+/// @nodoc
+mixin _$Bitrate {
+  /// Bits per second.
+  int get bitsPerSecond => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $BitrateCopyWith<Bitrate> get copyWith => throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $BitrateCopyWith<$Res> {
+  factory $BitrateCopyWith(Bitrate value, $Res Function(Bitrate) then) =
+      _$BitrateCopyWithImpl<$Res>;
+  $Res call({int bitsPerSecond});
+}
+
+/// @nodoc
+class _$BitrateCopyWithImpl<$Res> implements $BitrateCopyWith<$Res> {
+  _$BitrateCopyWithImpl(this._value, this._then);
+
+  final Bitrate _value;
+  // ignore: unused_field
+  final $Res Function(Bitrate) _then;
+
+  @override
+  $Res call({
+    Object? bitsPerSecond = freezed,
+  }) {
+    return _then(_value.copyWith(
+      bitsPerSecond: bitsPerSecond == freezed
+          ? _value.bitsPerSecond
+          : bitsPerSecond // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$BitrateCopyWith<$Res> implements $BitrateCopyWith<$Res> {
+  factory _$BitrateCopyWith(_Bitrate value, $Res Function(_Bitrate) then) =
+      __$BitrateCopyWithImpl<$Res>;
+  @override
+  $Res call({int bitsPerSecond});
+}
+
+/// @nodoc
+class __$BitrateCopyWithImpl<$Res> extends _$BitrateCopyWithImpl<$Res>
+    implements _$BitrateCopyWith<$Res> {
+  __$BitrateCopyWithImpl(_Bitrate _value, $Res Function(_Bitrate) _then)
+      : super(_value, (v) => _then(v as _Bitrate));
+
+  @override
+  _Bitrate get _value => super._value as _Bitrate;
+
+  @override
+  $Res call({
+    Object? bitsPerSecond = freezed,
+  }) {
+    return _then(_Bitrate(
+      bitsPerSecond == freezed
+          ? _value.bitsPerSecond
+          : bitsPerSecond // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+
+@With.fromString('Comparable<Bitrate>')
+class _$_Bitrate extends _Bitrate with Comparable<Bitrate> {
+  const _$_Bitrate(this.bitsPerSecond) : super._();
+
+  @override
+
+  /// Bits per second.
+  final int bitsPerSecond;
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Bitrate &&
+            (identical(other.bitsPerSecond, bitsPerSecond) ||
+                const DeepCollectionEquality()
+                    .equals(other.bitsPerSecond, bitsPerSecond)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(bitsPerSecond);
+
+  @JsonKey(ignore: true)
+  @override
+  _$BitrateCopyWith<_Bitrate> get copyWith =>
+      __$BitrateCopyWithImpl<_Bitrate>(this, _$identity);
+}
+
+abstract class _Bitrate extends Bitrate implements Comparable<Bitrate> {
+  const factory _Bitrate(int bitsPerSecond) = _$_Bitrate;
+  const _Bitrate._() : super._();
+
+  @override
+
+  /// Bits per second.
+  int get bitsPerSecond => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$BitrateCopyWith<_Bitrate> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/videos/streams/filesize.dart b/lib/src/videos/streams/filesize.dart
index eb2887e..c01c4dd 100644
--- a/lib/src/videos/streams/filesize.dart
+++ b/lib/src/videos/streams/filesize.dart
@@ -1,10 +1,10 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'filesize.freezed.dart';
 
 /// Encapsulates file size.
-class FileSize extends Comparable<FileSize> with EquatableMixin {
-  /// Total bytes.
-  final int totalBytes;
-
+@freezed
+class FileSize with Comparable<FileSize>, _$FileSize {
   /// Total kilobytes.
   double get totalKiloBytes => totalBytes / 1024;
 
@@ -15,7 +15,13 @@ class FileSize extends Comparable<FileSize> with EquatableMixin {
   double get totalGigaBytes => totalMegaBytes / 1024;
 
   /// Initializes an instance of [FileSize]
-  FileSize(this.totalBytes);
+  @With.fromString('Comparable<FileSize>')
+  const factory FileSize(
+
+      /// Total bytes.
+      int totalBytes) = _FileSize;
+
+  const FileSize._();
 
   @override
   int compareTo(FileSize other) => totalBytes.compareTo(other.totalBytes);
@@ -48,7 +54,4 @@ class FileSize extends Comparable<FileSize> with EquatableMixin {
 
   @override
   String toString() => '${_getLargestValue()} ${_getLargestSymbol()}';
-
-  @override
-  List<Object> get props => [totalBytes];
 }
diff --git a/lib/src/videos/streams/filesize.freezed.dart b/lib/src/videos/streams/filesize.freezed.dart
new file mode 100644
index 0000000..0ef2aab
--- /dev/null
+++ b/lib/src/videos/streams/filesize.freezed.dart
@@ -0,0 +1,139 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'filesize.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$FileSizeTearOff {
+  const _$FileSizeTearOff();
+
+  _FileSize call(int totalBytes) {
+    return _FileSize(
+      totalBytes,
+    );
+  }
+}
+
+/// @nodoc
+const $FileSize = _$FileSizeTearOff();
+
+/// @nodoc
+mixin _$FileSize {
+  /// Total bytes.
+  int get totalBytes => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $FileSizeCopyWith<FileSize> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $FileSizeCopyWith<$Res> {
+  factory $FileSizeCopyWith(FileSize value, $Res Function(FileSize) then) =
+      _$FileSizeCopyWithImpl<$Res>;
+  $Res call({int totalBytes});
+}
+
+/// @nodoc
+class _$FileSizeCopyWithImpl<$Res> implements $FileSizeCopyWith<$Res> {
+  _$FileSizeCopyWithImpl(this._value, this._then);
+
+  final FileSize _value;
+  // ignore: unused_field
+  final $Res Function(FileSize) _then;
+
+  @override
+  $Res call({
+    Object? totalBytes = freezed,
+  }) {
+    return _then(_value.copyWith(
+      totalBytes: totalBytes == freezed
+          ? _value.totalBytes
+          : totalBytes // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$FileSizeCopyWith<$Res> implements $FileSizeCopyWith<$Res> {
+  factory _$FileSizeCopyWith(_FileSize value, $Res Function(_FileSize) then) =
+      __$FileSizeCopyWithImpl<$Res>;
+  @override
+  $Res call({int totalBytes});
+}
+
+/// @nodoc
+class __$FileSizeCopyWithImpl<$Res> extends _$FileSizeCopyWithImpl<$Res>
+    implements _$FileSizeCopyWith<$Res> {
+  __$FileSizeCopyWithImpl(_FileSize _value, $Res Function(_FileSize) _then)
+      : super(_value, (v) => _then(v as _FileSize));
+
+  @override
+  _FileSize get _value => super._value as _FileSize;
+
+  @override
+  $Res call({
+    Object? totalBytes = freezed,
+  }) {
+    return _then(_FileSize(
+      totalBytes == freezed
+          ? _value.totalBytes
+          : totalBytes // ignore: cast_nullable_to_non_nullable
+              as int,
+    ));
+  }
+}
+
+/// @nodoc
+
+@With.fromString('Comparable<FileSize>')
+class _$_FileSize extends _FileSize with Comparable<FileSize> {
+  const _$_FileSize(this.totalBytes) : super._();
+
+  @override
+
+  /// Total bytes.
+  final int totalBytes;
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _FileSize &&
+            (identical(other.totalBytes, totalBytes) ||
+                const DeepCollectionEquality()
+                    .equals(other.totalBytes, totalBytes)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(totalBytes);
+
+  @JsonKey(ignore: true)
+  @override
+  _$FileSizeCopyWith<_FileSize> get copyWith =>
+      __$FileSizeCopyWithImpl<_FileSize>(this, _$identity);
+}
+
+abstract class _FileSize extends FileSize implements Comparable<FileSize> {
+  const factory _FileSize(int totalBytes) = _$_FileSize;
+  const _FileSize._() : super._();
+
+  @override
+
+  /// Total bytes.
+  int get totalBytes => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$FileSizeCopyWith<_FileSize> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/videos/streams/framerate.dart b/lib/src/videos/streams/framerate.dart
index bd0c32a..5ee9777 100644
--- a/lib/src/videos/streams/framerate.dart
+++ b/lib/src/videos/streams/framerate.dart
@@ -1,12 +1,17 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'framerate.freezed.dart';
 
 /// Encapsulates framerate.
-class Framerate extends Comparable<Framerate> with EquatableMixin {
-  /// Framerate as frames per second
-  final num framesPerSecond;
-
+@freezed
+class Framerate with Comparable<Framerate>, _$Framerate {
   /// Initialize an instance of [Framerate]
-  Framerate(this.framesPerSecond);
+  const factory Framerate(
+
+      /// Framerate as frames per second
+      num framesPerSecond) = _Framerate;
+
+  const Framerate._();
 
   ///
   bool operator >(Framerate other) => framesPerSecond > other.framesPerSecond;
@@ -17,9 +22,6 @@ class Framerate extends Comparable<Framerate> with EquatableMixin {
   @override
   String toString() => '$framesPerSecond FPS';
 
-  @override
-  List<Object> get props => [framesPerSecond];
-
   @override
   int compareTo(Framerate other) =>
       framesPerSecond.compareTo(other.framesPerSecond);
diff --git a/lib/src/videos/streams/framerate.freezed.dart b/lib/src/videos/streams/framerate.freezed.dart
new file mode 100644
index 0000000..50c0b3c
--- /dev/null
+++ b/lib/src/videos/streams/framerate.freezed.dart
@@ -0,0 +1,140 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'framerate.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$FramerateTearOff {
+  const _$FramerateTearOff();
+
+  _Framerate call(num framesPerSecond) {
+    return _Framerate(
+      framesPerSecond,
+    );
+  }
+}
+
+/// @nodoc
+const $Framerate = _$FramerateTearOff();
+
+/// @nodoc
+mixin _$Framerate {
+  /// Framerate as frames per second
+  num get framesPerSecond => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $FramerateCopyWith<Framerate> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $FramerateCopyWith<$Res> {
+  factory $FramerateCopyWith(Framerate value, $Res Function(Framerate) then) =
+      _$FramerateCopyWithImpl<$Res>;
+  $Res call({num framesPerSecond});
+}
+
+/// @nodoc
+class _$FramerateCopyWithImpl<$Res> implements $FramerateCopyWith<$Res> {
+  _$FramerateCopyWithImpl(this._value, this._then);
+
+  final Framerate _value;
+  // ignore: unused_field
+  final $Res Function(Framerate) _then;
+
+  @override
+  $Res call({
+    Object? framesPerSecond = freezed,
+  }) {
+    return _then(_value.copyWith(
+      framesPerSecond: framesPerSecond == freezed
+          ? _value.framesPerSecond
+          : framesPerSecond // ignore: cast_nullable_to_non_nullable
+              as num,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$FramerateCopyWith<$Res> implements $FramerateCopyWith<$Res> {
+  factory _$FramerateCopyWith(
+          _Framerate value, $Res Function(_Framerate) then) =
+      __$FramerateCopyWithImpl<$Res>;
+  @override
+  $Res call({num framesPerSecond});
+}
+
+/// @nodoc
+class __$FramerateCopyWithImpl<$Res> extends _$FramerateCopyWithImpl<$Res>
+    implements _$FramerateCopyWith<$Res> {
+  __$FramerateCopyWithImpl(_Framerate _value, $Res Function(_Framerate) _then)
+      : super(_value, (v) => _then(v as _Framerate));
+
+  @override
+  _Framerate get _value => super._value as _Framerate;
+
+  @override
+  $Res call({
+    Object? framesPerSecond = freezed,
+  }) {
+    return _then(_Framerate(
+      framesPerSecond == freezed
+          ? _value.framesPerSecond
+          : framesPerSecond // ignore: cast_nullable_to_non_nullable
+              as num,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Framerate extends _Framerate {
+  const _$_Framerate(this.framesPerSecond) : super._();
+
+  @override
+
+  /// Framerate as frames per second
+  final num framesPerSecond;
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Framerate &&
+            (identical(other.framesPerSecond, framesPerSecond) ||
+                const DeepCollectionEquality()
+                    .equals(other.framesPerSecond, framesPerSecond)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(framesPerSecond);
+
+  @JsonKey(ignore: true)
+  @override
+  _$FramerateCopyWith<_Framerate> get copyWith =>
+      __$FramerateCopyWithImpl<_Framerate>(this, _$identity);
+}
+
+abstract class _Framerate extends Framerate {
+  const factory _Framerate(num framesPerSecond) = _$_Framerate;
+  const _Framerate._() : super._();
+
+  @override
+
+  /// Framerate as frames per second
+  num get framesPerSecond => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$FramerateCopyWith<_Framerate> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/videos/streams/stream_container.dart b/lib/src/videos/streams/stream_container.dart
index 8c45ce2..311454e 100644
--- a/lib/src/videos/streams/stream_container.dart
+++ b/lib/src/videos/streams/stream_container.dart
@@ -1,25 +1,30 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'stream_container.freezed.dart';
 
 /// Stream container.
-class StreamContainer with EquatableMixin {
-  /// Container name.
-  /// Can be used as file extension
-  final String name;
-
+@freezed
+class StreamContainer with _$StreamContainer {
   /// Initializes an instance of [StreamContainer]
-  StreamContainer._(this.name);
+  const factory StreamContainer._internal(
+
+      /// Container name.
+      /// Can be used as file extension
+      String name) = _StreamContainer;
+
+  const StreamContainer._();
 
   /// MPEG-4 Part 14 (.mp4).
-  static final StreamContainer mp4 = StreamContainer._('mp4');
+  static const StreamContainer mp4 = StreamContainer._internal('mp4');
 
   /// Web Media (.webm).
-  static final StreamContainer webM = StreamContainer._('webm');
+  static const StreamContainer webM = StreamContainer._internal('webm');
 
   /// 3rd Generation Partnership Project (.3gpp).
-  static final StreamContainer tgpp = StreamContainer._('3gpp');
+  static const StreamContainer tgpp = StreamContainer._internal('3gpp');
 
   /// Parse a container from name.
-  static StreamContainer parse(String name) {
+  factory StreamContainer.parse(String name) {
     if (name.toLowerCase() == 'mp4') {
       return StreamContainer.mp4;
     }
@@ -33,9 +38,6 @@ class StreamContainer with EquatableMixin {
     throw ArgumentError.value(name, 'name', 'Valid values: mp4, webm, 3gpp');
   }
 
-  @override
-  List<Object> get props => [name];
-
   @override
   String toString() => name;
 }
diff --git a/lib/src/videos/streams/stream_container.freezed.dart b/lib/src/videos/streams/stream_container.freezed.dart
new file mode 100644
index 0000000..d1e4d68
--- /dev/null
+++ b/lib/src/videos/streams/stream_container.freezed.dart
@@ -0,0 +1,146 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'stream_container.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$StreamContainerTearOff {
+  const _$StreamContainerTearOff();
+
+  _StreamContainer _internal(String name) {
+    return _StreamContainer(
+      name,
+    );
+  }
+}
+
+/// @nodoc
+const $StreamContainer = _$StreamContainerTearOff();
+
+/// @nodoc
+mixin _$StreamContainer {
+  /// Container name.
+  /// Can be used as file extension
+  String get name => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $StreamContainerCopyWith<StreamContainer> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $StreamContainerCopyWith<$Res> {
+  factory $StreamContainerCopyWith(
+          StreamContainer value, $Res Function(StreamContainer) then) =
+      _$StreamContainerCopyWithImpl<$Res>;
+  $Res call({String name});
+}
+
+/// @nodoc
+class _$StreamContainerCopyWithImpl<$Res>
+    implements $StreamContainerCopyWith<$Res> {
+  _$StreamContainerCopyWithImpl(this._value, this._then);
+
+  final StreamContainer _value;
+  // ignore: unused_field
+  final $Res Function(StreamContainer) _then;
+
+  @override
+  $Res call({
+    Object? name = freezed,
+  }) {
+    return _then(_value.copyWith(
+      name: name == freezed
+          ? _value.name
+          : name // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$StreamContainerCopyWith<$Res>
+    implements $StreamContainerCopyWith<$Res> {
+  factory _$StreamContainerCopyWith(
+          _StreamContainer value, $Res Function(_StreamContainer) then) =
+      __$StreamContainerCopyWithImpl<$Res>;
+  @override
+  $Res call({String name});
+}
+
+/// @nodoc
+class __$StreamContainerCopyWithImpl<$Res>
+    extends _$StreamContainerCopyWithImpl<$Res>
+    implements _$StreamContainerCopyWith<$Res> {
+  __$StreamContainerCopyWithImpl(
+      _StreamContainer _value, $Res Function(_StreamContainer) _then)
+      : super(_value, (v) => _then(v as _StreamContainer));
+
+  @override
+  _StreamContainer get _value => super._value as _StreamContainer;
+
+  @override
+  $Res call({
+    Object? name = freezed,
+  }) {
+    return _then(_StreamContainer(
+      name == freezed
+          ? _value.name
+          : name // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_StreamContainer extends _StreamContainer {
+  const _$_StreamContainer(this.name) : super._();
+
+  @override
+
+  /// Container name.
+  /// Can be used as file extension
+  final String name;
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _StreamContainer &&
+            (identical(other.name, name) ||
+                const DeepCollectionEquality().equals(other.name, name)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(name);
+
+  @JsonKey(ignore: true)
+  @override
+  _$StreamContainerCopyWith<_StreamContainer> get copyWith =>
+      __$StreamContainerCopyWithImpl<_StreamContainer>(this, _$identity);
+}
+
+abstract class _StreamContainer extends StreamContainer {
+  const factory _StreamContainer(String name) = _$_StreamContainer;
+  const _StreamContainer._() : super._();
+
+  @override
+
+  /// Container name.
+  /// Can be used as file extension
+  String get name => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$StreamContainerCopyWith<_StreamContainer> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/lib/src/videos/video.dart b/lib/src/videos/video.dart
index e20c29d..934a47c 100644
--- a/lib/src/videos/video.dart
+++ b/lib/src/videos/video.dart
@@ -1,6 +1,6 @@
 import 'dart:collection';
 
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 import 'package:meta/meta.dart';
 
 import '../channels/channel_id.dart';
@@ -8,77 +8,138 @@ import '../common/common.dart';
 import '../reverse_engineering/responses/responses.dart';
 import 'video_id.dart';
 
-/// YouTube video metadata.
-class Video with EquatableMixin {
-  /// Video ID.
-  final VideoId id;
+part 'video.freezed.dart';
 
+/// YouTube video metadata.
+@freezed
+class Video with _$Video {
   /// Video URL.
   String get url => 'https://www.youtube.com/watch?v=$id';
 
-  /// Video title.
-  final String title;
-
-  /// Video author.
-  final String author;
-
-  /// Video author Id.
-  final ChannelId channelId;
-
-  /// Video upload date.
-  /// Note: For search queries it is calculated with:
-  ///   DateTime.now() - how much time is was published.
-  final DateTime? uploadDate;
-
-  /// Video publish date.
-  final DateTime? publishDate;
-
-  /// Video description.
-  final String description;
-
-  /// Duration of the video.
-  final Duration? duration;
-
-  /// Available thumbnails for this video.
-  final ThumbnailSet thumbnails;
-
-  /// Search keywords used for this video.
-  final UnmodifiableListView<String> keywords;
-
-  /// Engagement statistics for this video.
-  final Engagement engagement;
-
-  /// Returns true if this is a live stream.
-  final bool isLive;
-
-  /// Used internally.
-  /// Shouldn't be used in the code.
-  @internal
-  final WatchPage? watchPage;
-
   /// Returns true if the watch page is available for this video.
   bool get hasWatchPage => watchPage != null;
 
-  /// Initializes an instance of [Video]
-  Video(
-      this.id,
-      this.title,
-      this.author,
-      this.channelId,
-      this.uploadDate,
-      this.publishDate,
-      this.description,
-      this.duration,
-      this.thumbnails,
+  factory Video(
+
+      /// Video ID.
+      VideoId id,
+
+      /// Video title.
+      String title,
+
+      /// Video author.
+      String author,
+
+      /// Video author Id.
+      ChannelId channelId,
+
+      /// Video upload date.
+      /// Note: For search queries it is calculated with:
+      ///   DateTime.now() - how much time is was published.
+      DateTime? uploadDate,
+
+      /// Video publish date.
+      DateTime? publishDate,
+
+      /// Video description.
+      String description,
+
+      /// Duration of the video.
+      Duration? duration,
+
+      /// Available thumbnails for this video.
+      ThumbnailSet thumbnails,
+
+      /// Search keywords used for this video.
       Iterable<String>? keywords,
-      this.engagement,
-      this.isLive, // ignore: avoid_positional_boolean_parameters
-      [this.watchPage])
-      : keywords = UnmodifiableListView(keywords ?? const []);
 
-  @override
-  String toString() => 'Video ($title)';
+      /// Engagement statistics for this video.
+      Engagement engagement,
 
-  @override
-  List<Object> get props => [id];
+      /// Returns true if this is a live stream.
+      //ignore: avoid_positional_boolean_parameters
+      bool isLive,
+      [
+
+      /// Used internally.
+      /// Shouldn't be used in the code.
+      @internal WatchPage? watchPage]) {
+    return Video._internal(
+
+        /// Video ID.
+        id,
+
+        /// Video title.
+        title,
+
+        /// Video author.
+        author,
+
+        /// Video author Id.
+        channelId,
+
+        /// Video upload date.
+        /// Note: For search queries it is calculated with:
+        ///   DateTime.now() - how much time is was published.
+        uploadDate,
+
+        /// Video publish date.
+        publishDate,
+        description,
+        duration,
+        thumbnails,
+        UnmodifiableListView(keywords ?? const Iterable.empty()),
+        engagement,
+        isLive,
+        watchPage);
+  }
+
+  /// Initializes an instance of [Video]
+  const factory Video._internal(
+
+      /// Video ID.
+      VideoId id,
+
+      /// Video title.
+      String title,
+
+      /// Video author.
+      String author,
+
+      /// Video author Id.
+      ChannelId channelId,
+
+      /// Video upload date.
+      /// Note: For search queries it is calculated with:
+      ///   DateTime.now() - how much time is was published.
+      DateTime? uploadDate,
+
+      /// Video publish date.
+      DateTime? publishDate,
+
+      /// Video description.
+      String description,
+
+      /// Duration of the video.
+      Duration? duration,
+
+      /// Available thumbnails for this video.
+      ThumbnailSet thumbnails,
+
+      /// Search keywords used for this video.
+      UnmodifiableListView<String> keywords,
+
+      /// Engagement statistics for this video.
+      Engagement engagement,
+
+      /// Returns true if this is a live stream.
+      //ignore: avoid_positional_boolean_parameters
+      bool isLive,
+      [
+
+      /// Used internally.
+      /// Shouldn't be used in the code.
+      @internal WatchPage? watchPage]) = _Video;
+
+  const Video._();
 }
diff --git a/lib/src/videos/video.freezed.dart b/lib/src/videos/video.freezed.dart
new file mode 100644
index 0000000..4888b5b
--- /dev/null
+++ b/lib/src/videos/video.freezed.dart
@@ -0,0 +1,575 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'video.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$VideoTearOff {
+  const _$VideoTearOff();
+
+  _Video _internal(
+      VideoId id,
+      String title,
+      String author,
+      ChannelId channelId,
+      DateTime? uploadDate,
+      DateTime? publishDate,
+      String description,
+      Duration? duration,
+      ThumbnailSet thumbnails,
+      UnmodifiableListView<String> keywords,
+      Engagement engagement,
+      bool isLive,
+      [@internal WatchPage? watchPage]) {
+    return _Video(
+      id,
+      title,
+      author,
+      channelId,
+      uploadDate,
+      publishDate,
+      description,
+      duration,
+      thumbnails,
+      keywords,
+      engagement,
+      isLive,
+      watchPage,
+    );
+  }
+}
+
+/// @nodoc
+const $Video = _$VideoTearOff();
+
+/// @nodoc
+mixin _$Video {
+  /// Video ID.
+  VideoId get id => throw _privateConstructorUsedError;
+
+  /// Video title.
+  String get title => throw _privateConstructorUsedError;
+
+  /// Video author.
+  String get author => throw _privateConstructorUsedError;
+
+  /// Video author Id.
+  ChannelId get channelId => throw _privateConstructorUsedError;
+
+  /// Video upload date.
+  /// Note: For search queries it is calculated with:
+  ///   DateTime.now() - how much time is was published.
+  DateTime? get uploadDate => throw _privateConstructorUsedError;
+
+  /// Video publish date.
+  DateTime? get publishDate => throw _privateConstructorUsedError;
+
+  /// Video description.
+  String get description => throw _privateConstructorUsedError;
+
+  /// Duration of the video.
+  Duration? get duration => throw _privateConstructorUsedError;
+
+  /// Available thumbnails for this video.
+  ThumbnailSet get thumbnails => throw _privateConstructorUsedError;
+
+  /// Search keywords used for this video.
+  UnmodifiableListView<String> get keywords =>
+      throw _privateConstructorUsedError;
+
+  /// Engagement statistics for this video.
+  Engagement get engagement => throw _privateConstructorUsedError;
+
+  /// Returns true if this is a live stream.
+//ignore: avoid_positional_boolean_parameters
+  bool get isLive => throw _privateConstructorUsedError;
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  WatchPage? get watchPage => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $VideoCopyWith<Video> get copyWith => throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $VideoCopyWith<$Res> {
+  factory $VideoCopyWith(Video value, $Res Function(Video) then) =
+      _$VideoCopyWithImpl<$Res>;
+  $Res call(
+      {VideoId id,
+      String title,
+      String author,
+      ChannelId channelId,
+      DateTime? uploadDate,
+      DateTime? publishDate,
+      String description,
+      Duration? duration,
+      ThumbnailSet thumbnails,
+      UnmodifiableListView<String> keywords,
+      Engagement engagement,
+      bool isLive,
+      @internal WatchPage? watchPage});
+
+  $VideoIdCopyWith<$Res> get id;
+  $ChannelIdCopyWith<$Res> get channelId;
+  $ThumbnailSetCopyWith<$Res> get thumbnails;
+  $EngagementCopyWith<$Res> get engagement;
+}
+
+/// @nodoc
+class _$VideoCopyWithImpl<$Res> implements $VideoCopyWith<$Res> {
+  _$VideoCopyWithImpl(this._value, this._then);
+
+  final Video _value;
+  // ignore: unused_field
+  final $Res Function(Video) _then;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? author = freezed,
+    Object? channelId = freezed,
+    Object? uploadDate = freezed,
+    Object? publishDate = freezed,
+    Object? description = freezed,
+    Object? duration = freezed,
+    Object? thumbnails = freezed,
+    Object? keywords = freezed,
+    Object? engagement = freezed,
+    Object? isLive = freezed,
+    Object? watchPage = freezed,
+  }) {
+    return _then(_value.copyWith(
+      id: id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+      title: title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      author: author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      channelId: channelId == freezed
+          ? _value.channelId
+          : channelId // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      uploadDate: uploadDate == freezed
+          ? _value.uploadDate
+          : uploadDate // ignore: cast_nullable_to_non_nullable
+              as DateTime?,
+      publishDate: publishDate == freezed
+          ? _value.publishDate
+          : publishDate // ignore: cast_nullable_to_non_nullable
+              as DateTime?,
+      description: description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      duration: duration == freezed
+          ? _value.duration
+          : duration // ignore: cast_nullable_to_non_nullable
+              as Duration?,
+      thumbnails: thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as ThumbnailSet,
+      keywords: keywords == freezed
+          ? _value.keywords
+          : keywords // ignore: cast_nullable_to_non_nullable
+              as UnmodifiableListView<String>,
+      engagement: engagement == freezed
+          ? _value.engagement
+          : engagement // ignore: cast_nullable_to_non_nullable
+              as Engagement,
+      isLive: isLive == freezed
+          ? _value.isLive
+          : isLive // ignore: cast_nullable_to_non_nullable
+              as bool,
+      watchPage: watchPage == freezed
+          ? _value.watchPage
+          : watchPage // ignore: cast_nullable_to_non_nullable
+              as WatchPage?,
+    ));
+  }
+
+  @override
+  $VideoIdCopyWith<$Res> get id {
+    return $VideoIdCopyWith<$Res>(_value.id, (value) {
+      return _then(_value.copyWith(id: value));
+    });
+  }
+
+  @override
+  $ChannelIdCopyWith<$Res> get channelId {
+    return $ChannelIdCopyWith<$Res>(_value.channelId, (value) {
+      return _then(_value.copyWith(channelId: value));
+    });
+  }
+
+  @override
+  $ThumbnailSetCopyWith<$Res> get thumbnails {
+    return $ThumbnailSetCopyWith<$Res>(_value.thumbnails, (value) {
+      return _then(_value.copyWith(thumbnails: value));
+    });
+  }
+
+  @override
+  $EngagementCopyWith<$Res> get engagement {
+    return $EngagementCopyWith<$Res>(_value.engagement, (value) {
+      return _then(_value.copyWith(engagement: value));
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$VideoCopyWith<$Res> implements $VideoCopyWith<$Res> {
+  factory _$VideoCopyWith(_Video value, $Res Function(_Video) then) =
+      __$VideoCopyWithImpl<$Res>;
+  @override
+  $Res call(
+      {VideoId id,
+      String title,
+      String author,
+      ChannelId channelId,
+      DateTime? uploadDate,
+      DateTime? publishDate,
+      String description,
+      Duration? duration,
+      ThumbnailSet thumbnails,
+      UnmodifiableListView<String> keywords,
+      Engagement engagement,
+      bool isLive,
+      @internal WatchPage? watchPage});
+
+  @override
+  $VideoIdCopyWith<$Res> get id;
+  @override
+  $ChannelIdCopyWith<$Res> get channelId;
+  @override
+  $ThumbnailSetCopyWith<$Res> get thumbnails;
+  @override
+  $EngagementCopyWith<$Res> get engagement;
+}
+
+/// @nodoc
+class __$VideoCopyWithImpl<$Res> extends _$VideoCopyWithImpl<$Res>
+    implements _$VideoCopyWith<$Res> {
+  __$VideoCopyWithImpl(_Video _value, $Res Function(_Video) _then)
+      : super(_value, (v) => _then(v as _Video));
+
+  @override
+  _Video get _value => super._value as _Video;
+
+  @override
+  $Res call({
+    Object? id = freezed,
+    Object? title = freezed,
+    Object? author = freezed,
+    Object? channelId = freezed,
+    Object? uploadDate = freezed,
+    Object? publishDate = freezed,
+    Object? description = freezed,
+    Object? duration = freezed,
+    Object? thumbnails = freezed,
+    Object? keywords = freezed,
+    Object? engagement = freezed,
+    Object? isLive = freezed,
+    Object? watchPage = freezed,
+  }) {
+    return _then(_Video(
+      id == freezed
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as VideoId,
+      title == freezed
+          ? _value.title
+          : title // ignore: cast_nullable_to_non_nullable
+              as String,
+      author == freezed
+          ? _value.author
+          : author // ignore: cast_nullable_to_non_nullable
+              as String,
+      channelId == freezed
+          ? _value.channelId
+          : channelId // ignore: cast_nullable_to_non_nullable
+              as ChannelId,
+      uploadDate == freezed
+          ? _value.uploadDate
+          : uploadDate // ignore: cast_nullable_to_non_nullable
+              as DateTime?,
+      publishDate == freezed
+          ? _value.publishDate
+          : publishDate // ignore: cast_nullable_to_non_nullable
+              as DateTime?,
+      description == freezed
+          ? _value.description
+          : description // ignore: cast_nullable_to_non_nullable
+              as String,
+      duration == freezed
+          ? _value.duration
+          : duration // ignore: cast_nullable_to_non_nullable
+              as Duration?,
+      thumbnails == freezed
+          ? _value.thumbnails
+          : thumbnails // ignore: cast_nullable_to_non_nullable
+              as ThumbnailSet,
+      keywords == freezed
+          ? _value.keywords
+          : keywords // ignore: cast_nullable_to_non_nullable
+              as UnmodifiableListView<String>,
+      engagement == freezed
+          ? _value.engagement
+          : engagement // ignore: cast_nullable_to_non_nullable
+              as Engagement,
+      isLive == freezed
+          ? _value.isLive
+          : isLive // ignore: cast_nullable_to_non_nullable
+              as bool,
+      watchPage == freezed
+          ? _value.watchPage
+          : watchPage // ignore: cast_nullable_to_non_nullable
+              as WatchPage?,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Video extends _Video {
+  const _$_Video(
+      this.id,
+      this.title,
+      this.author,
+      this.channelId,
+      this.uploadDate,
+      this.publishDate,
+      this.description,
+      this.duration,
+      this.thumbnails,
+      this.keywords,
+      this.engagement,
+      this.isLive,
+      [@internal this.watchPage])
+      : super._();
+
+  @override
+
+  /// Video ID.
+  final VideoId id;
+  @override
+
+  /// Video title.
+  final String title;
+  @override
+
+  /// Video author.
+  final String author;
+  @override
+
+  /// Video author Id.
+  final ChannelId channelId;
+  @override
+
+  /// Video upload date.
+  /// Note: For search queries it is calculated with:
+  ///   DateTime.now() - how much time is was published.
+  final DateTime? uploadDate;
+  @override
+
+  /// Video publish date.
+  final DateTime? publishDate;
+  @override
+
+  /// Video description.
+  final String description;
+  @override
+
+  /// Duration of the video.
+  final Duration? duration;
+  @override
+
+  /// Available thumbnails for this video.
+  final ThumbnailSet thumbnails;
+  @override
+
+  /// Search keywords used for this video.
+  final UnmodifiableListView<String> keywords;
+  @override
+
+  /// Engagement statistics for this video.
+  final Engagement engagement;
+  @override
+
+  /// Returns true if this is a live stream.
+//ignore: avoid_positional_boolean_parameters
+  final bool isLive;
+  @override
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  final WatchPage? watchPage;
+
+  @override
+  String toString() {
+    return 'Video._internal(id: $id, title: $title, author: $author, channelId: $channelId, uploadDate: $uploadDate, publishDate: $publishDate, description: $description, duration: $duration, thumbnails: $thumbnails, keywords: $keywords, engagement: $engagement, isLive: $isLive, watchPage: $watchPage)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _Video &&
+            (identical(other.id, id) ||
+                const DeepCollectionEquality().equals(other.id, id)) &&
+            (identical(other.title, title) ||
+                const DeepCollectionEquality().equals(other.title, title)) &&
+            (identical(other.author, author) ||
+                const DeepCollectionEquality().equals(other.author, author)) &&
+            (identical(other.channelId, channelId) ||
+                const DeepCollectionEquality()
+                    .equals(other.channelId, channelId)) &&
+            (identical(other.uploadDate, uploadDate) ||
+                const DeepCollectionEquality()
+                    .equals(other.uploadDate, uploadDate)) &&
+            (identical(other.publishDate, publishDate) ||
+                const DeepCollectionEquality()
+                    .equals(other.publishDate, publishDate)) &&
+            (identical(other.description, description) ||
+                const DeepCollectionEquality()
+                    .equals(other.description, description)) &&
+            (identical(other.duration, duration) ||
+                const DeepCollectionEquality()
+                    .equals(other.duration, duration)) &&
+            (identical(other.thumbnails, thumbnails) ||
+                const DeepCollectionEquality()
+                    .equals(other.thumbnails, thumbnails)) &&
+            (identical(other.keywords, keywords) ||
+                const DeepCollectionEquality()
+                    .equals(other.keywords, keywords)) &&
+            (identical(other.engagement, engagement) ||
+                const DeepCollectionEquality()
+                    .equals(other.engagement, engagement)) &&
+            (identical(other.isLive, isLive) ||
+                const DeepCollectionEquality().equals(other.isLive, isLive)) &&
+            (identical(other.watchPage, watchPage) ||
+                const DeepCollectionEquality()
+                    .equals(other.watchPage, watchPage)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^
+      const DeepCollectionEquality().hash(id) ^
+      const DeepCollectionEquality().hash(title) ^
+      const DeepCollectionEquality().hash(author) ^
+      const DeepCollectionEquality().hash(channelId) ^
+      const DeepCollectionEquality().hash(uploadDate) ^
+      const DeepCollectionEquality().hash(publishDate) ^
+      const DeepCollectionEquality().hash(description) ^
+      const DeepCollectionEquality().hash(duration) ^
+      const DeepCollectionEquality().hash(thumbnails) ^
+      const DeepCollectionEquality().hash(keywords) ^
+      const DeepCollectionEquality().hash(engagement) ^
+      const DeepCollectionEquality().hash(isLive) ^
+      const DeepCollectionEquality().hash(watchPage);
+
+  @JsonKey(ignore: true)
+  @override
+  _$VideoCopyWith<_Video> get copyWith =>
+      __$VideoCopyWithImpl<_Video>(this, _$identity);
+}
+
+abstract class _Video extends Video {
+  const factory _Video(
+      VideoId id,
+      String title,
+      String author,
+      ChannelId channelId,
+      DateTime? uploadDate,
+      DateTime? publishDate,
+      String description,
+      Duration? duration,
+      ThumbnailSet thumbnails,
+      UnmodifiableListView<String> keywords,
+      Engagement engagement,
+      bool isLive,
+      [@internal WatchPage? watchPage]) = _$_Video;
+  const _Video._() : super._();
+
+  @override
+
+  /// Video ID.
+  VideoId get id => throw _privateConstructorUsedError;
+  @override
+
+  /// Video title.
+  String get title => throw _privateConstructorUsedError;
+  @override
+
+  /// Video author.
+  String get author => throw _privateConstructorUsedError;
+  @override
+
+  /// Video author Id.
+  ChannelId get channelId => throw _privateConstructorUsedError;
+  @override
+
+  /// Video upload date.
+  /// Note: For search queries it is calculated with:
+  ///   DateTime.now() - how much time is was published.
+  DateTime? get uploadDate => throw _privateConstructorUsedError;
+  @override
+
+  /// Video publish date.
+  DateTime? get publishDate => throw _privateConstructorUsedError;
+  @override
+
+  /// Video description.
+  String get description => throw _privateConstructorUsedError;
+  @override
+
+  /// Duration of the video.
+  Duration? get duration => throw _privateConstructorUsedError;
+  @override
+
+  /// Available thumbnails for this video.
+  ThumbnailSet get thumbnails => throw _privateConstructorUsedError;
+  @override
+
+  /// Search keywords used for this video.
+  UnmodifiableListView<String> get keywords =>
+      throw _privateConstructorUsedError;
+  @override
+
+  /// Engagement statistics for this video.
+  Engagement get engagement => throw _privateConstructorUsedError;
+  @override
+
+  /// Returns true if this is a live stream.
+//ignore: avoid_positional_boolean_parameters
+  bool get isLive => throw _privateConstructorUsedError;
+  @override
+
+  /// Used internally.
+  /// Shouldn't be used in the code.
+  @internal
+  WatchPage? get watchPage => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$VideoCopyWith<_Video> get copyWith => throw _privateConstructorUsedError;
+}
diff --git a/lib/src/videos/video_id.dart b/lib/src/videos/video_id.dart
index 58f996f..9cfb52f 100644
--- a/lib/src/videos/video_id.dart
+++ b/lib/src/videos/video_id.dart
@@ -1,30 +1,46 @@
-import 'package:equatable/equatable.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
 
 import '../extensions/helpers_extension.dart';
 
+part 'video_id.freezed.dart';
+
 /// Encapsulates a valid YouTube video ID.
-class VideoId with EquatableMixin {
+@freezed
+class VideoId with _$VideoId {
   static final _regMatchExp = RegExp(r'youtube\..+?/watch.*?v=(.*?)(?:&|/|$)');
   static final _shortMatchExp = RegExp(r'youtu\.be/(.*?)(?:\?|&|/|$)');
   static final _embedMatchExp = RegExp(r'youtube\..+?/embed/(.*?)(?:\?|&|/|$)');
 
-  /// ID as string.
-  final String value;
+  const VideoId._();
+
+  const factory VideoId._internal(
+
+      /// ID as string.
+      String value) = _VideoId;
 
   /// Initializes an instance of [VideoId] with a url or video id.
-  VideoId(String idOrUrl) : value = parseVideoId(idOrUrl) ?? '' {
-    if (value.isEmpty) {
+  factory VideoId(String idOrUrl) {
+    final id = parseVideoId(idOrUrl);
+
+    if (id == null) {
       throw ArgumentError.value(
           idOrUrl, 'urlOrUrl', 'Invalid YouTube video ID or URL');
     }
+    return VideoId._internal(id);
+  }
+
+  ///  Converts [obj] to a [VideoId] by calling .toString on that object.
+  /// If it is already a [VideoId], [obj] is returned
+  factory VideoId.fromString(dynamic obj) {
+    if (obj is VideoId) {
+      return obj;
+    }
+    return VideoId(obj.toString());
   }
 
   @override
   String toString() => value;
 
-  @override
-  List<Object> get props => [value];
-
   /// Returns true if the given [videoId] is valid.
   static bool validateVideoId(String videoId) {
     if (videoId.isNullOrWhiteSpace) {
@@ -68,13 +84,4 @@ class VideoId with EquatableMixin {
     }
     return null;
   }
-
-  ///  Converts [obj] to a [VideoId] by calling .toString on that object.
-  /// If it is already a [VideoId], [obj] is returned
-  factory VideoId.fromString(dynamic obj) {
-    if (obj is VideoId) {
-      return obj;
-    }
-    return VideoId(obj.toString());
-  }
 }
diff --git a/lib/src/videos/video_id.freezed.dart b/lib/src/videos/video_id.freezed.dart
new file mode 100644
index 0000000..d4f3ece
--- /dev/null
+++ b/lib/src/videos/video_id.freezed.dart
@@ -0,0 +1,136 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
+
+part of 'video_id.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+/// @nodoc
+class _$VideoIdTearOff {
+  const _$VideoIdTearOff();
+
+  _VideoId _internal(String value) {
+    return _VideoId(
+      value,
+    );
+  }
+}
+
+/// @nodoc
+const $VideoId = _$VideoIdTearOff();
+
+/// @nodoc
+mixin _$VideoId {
+  /// ID as string.
+  String get value => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $VideoIdCopyWith<VideoId> get copyWith => throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $VideoIdCopyWith<$Res> {
+  factory $VideoIdCopyWith(VideoId value, $Res Function(VideoId) then) =
+      _$VideoIdCopyWithImpl<$Res>;
+  $Res call({String value});
+}
+
+/// @nodoc
+class _$VideoIdCopyWithImpl<$Res> implements $VideoIdCopyWith<$Res> {
+  _$VideoIdCopyWithImpl(this._value, this._then);
+
+  final VideoId _value;
+  // ignore: unused_field
+  final $Res Function(VideoId) _then;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_value.copyWith(
+      value: value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+abstract class _$VideoIdCopyWith<$Res> implements $VideoIdCopyWith<$Res> {
+  factory _$VideoIdCopyWith(_VideoId value, $Res Function(_VideoId) then) =
+      __$VideoIdCopyWithImpl<$Res>;
+  @override
+  $Res call({String value});
+}
+
+/// @nodoc
+class __$VideoIdCopyWithImpl<$Res> extends _$VideoIdCopyWithImpl<$Res>
+    implements _$VideoIdCopyWith<$Res> {
+  __$VideoIdCopyWithImpl(_VideoId _value, $Res Function(_VideoId) _then)
+      : super(_value, (v) => _then(v as _VideoId));
+
+  @override
+  _VideoId get _value => super._value as _VideoId;
+
+  @override
+  $Res call({
+    Object? value = freezed,
+  }) {
+    return _then(_VideoId(
+      value == freezed
+          ? _value.value
+          : value // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_VideoId extends _VideoId {
+  const _$_VideoId(this.value) : super._();
+
+  @override
+
+  /// ID as string.
+  final String value;
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other is _VideoId &&
+            (identical(other.value, value) ||
+                const DeepCollectionEquality().equals(other.value, value)));
+  }
+
+  @override
+  int get hashCode =>
+      runtimeType.hashCode ^ const DeepCollectionEquality().hash(value);
+
+  @JsonKey(ignore: true)
+  @override
+  _$VideoIdCopyWith<_VideoId> get copyWith =>
+      __$VideoIdCopyWithImpl<_VideoId>(this, _$identity);
+}
+
+abstract class _VideoId extends VideoId {
+  const factory _VideoId(String value) = _$_VideoId;
+  const _VideoId._() : super._();
+
+  @override
+
+  /// ID as string.
+  String get value => throw _privateConstructorUsedError;
+  @override
+  @JsonKey(ignore: true)
+  _$VideoIdCopyWith<_VideoId> get copyWith =>
+      throw _privateConstructorUsedError;
+}
diff --git a/pubspec.yaml b/pubspec.yaml
index e4b270e..7109195 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -9,7 +9,7 @@ environment:
 
 dependencies:
   collection: ^1.15.0
-  equatable: ^2.0.0
+  freezed_annotation: ^0.14.3
   html: ^0.15.0
   http: ^0.13.0
   http_parser: ^4.0.0
@@ -18,10 +18,10 @@ dependencies:
   xml: ^5.0.2
 
 dev_dependencies:
-  build_runner: ^1.12.2
-  console: ^4.0.0
-  grinder: ^0.9.0-nullsafety.0
-  json_serializable: ^4.1.0
+  build_runner: ^2.0.6
+  console: ^4.1.0
+  freezed: ^0.14.3
+  grinder: ^0.9.0
+  json_serializable: ^5.0.0
   lint: ^1.5.3
-  pedantic: ^1.11.0
-  test: ^1.16.8
+  test: ^1.17.10