JSON Formatter/Validator
Format, validate, and minify JSON with syntax highlighting. Perfect for developers and API work.
JSON Formatter
Paste JSON, then format, minify, or validate
JSON Input
Formatted JSON
Ready to format
Paste JSON and click Format or Minify.
Output
Copied!
Why use this JSON formatter?
Format, minify, validate — all in your browser.
Format & minify
Beautify or minify with proper indentation.
Validate
Check JSON syntax and catch errors.
100% client-side
All processing in your browser.