Dart Data Class Generator

Paste JSON to generate an immutable Dart data class — constructor, copyWith, toString, and equality.

No fromJson/toJson here — for JSON (de)serialization, use the JSON to Dart Converter instead.

Class name

Generated Dart

// Click "Generate" to see the Dart class

Related Tools

Convert JSON to Dart model classes. Generates fromJson, toJson, copyWith with null safety. Supports Freezed & json_serializable.

Pick a seed color and preview tints/shades. Copy a ready-to-use Flutter ColorScheme.fromSeed() snippet.