JSON Formatter & Validator

Validate, beautify, minify, and browse complex JSON data support JSON5.

Input JSON

Paste JSON or

Features

✅ Tree View: Fold/Expand objects and arrays deeply.
✅ Beautify: Format with standard indentation.
✅ Minify: Compress JSON to a single line.
✅ Unescape: Restore JSON from escaped strings.
✅ JSON5: Supports trailing commas and comments.
✅ Secure: 100% client-side processing.