JSON to Dart Class

Convert JSON to Dart classes with fromJson/toJson methods online. Perfect for Flutter development. Generate Dart model classes from any JSON. Browser-based.

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JSON to Kotlin Data Class

Generate Kotlin data classes from JSON

JSON to Swift Struct

Generate Swift Codable structs from JSON

JSON Formatter & Beautifier

Format and validate JSON with syntax highlighting online

Frequently Asked Questions

Are fromJson and toJson methods included?

Yes. Generated Dart classes include factory fromJson(Map<String, dynamic>) and toJson() methods for serialization.