JSON Formatter
Format, validate, and minify JSON. Syntax highlighting for easy reading.
What the tool does
JSON Formatter beautifies, validates, and minifies JSON so API payloads and config files are easier to read or ship.
How to use it
- Paste your JSON.
- Format to pretty-print, or minify to compress.
- Fix any validation errors the tool reports.
- Copy the result.
Supported formats
- JSON text
Privacy & security
This tool runs entirely in your browser. Your data never leaves your device — nothing is uploaded to our servers.
FAQs
- What if my JSON is invalid?
- The formatter will indicate a parse error. Check commas, quotes, and brackets, then try again.
- Does minify change meaning?
- No. Minifying removes unnecessary whitespace while keeping the same data.
- Is JSON uploaded?
- No. Formatting stays on your device.