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JSON Formatter, Validator & Struct Generator
Format, minify, validate, sort keys, and convert JSON payloads into Go Structs, TypeScript Interfaces, or Python Pydantic models.
📖 How to Use & Technical Guide
- Paste any raw or minified JSON string into the input panel.
- Click 'Beautify (2 Spaces)', 'Minify', 'Sort Keys', or choose 'JSON → Go Struct' / 'JSON → TypeScript'.
- Copy the validated output or generated type definitions with one click.
❓ Frequently Asked Questions
Does this JSON formatter send my API payloads over the network?
No. Parsing and code generation run 100% locally in your browser's JavaScript engine, making it safe for sensitive production payloads and tokens.