JSON Formatter & Validator

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

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.