JSON to Java
Generate Java DTOs and review validation-oriented API models.
Developer Utility
Convert color values between HEX, RGB, HSL, and OKLCH with live preview.
Jump to other JSON2Class utilities that naturally follow this one.
Generate Java DTOs and review validation-oriented API models.
Review nullability and Kotlin data class structure quickly.
Turn API payloads into TypeScript interfaces for frontend work.
Format sample payloads before sending them back into the converter.