JSON Formatter
FreeFormat, validate and minify JSON instantly in your browser. No data leaves your device.
- 1
Paste your raw JSON into the input area.
- 2
Click Format to pretty-print or Minify to compress.
- 3
Copy the result or clear and start again.
Frequently asked questions
Yes, completely free with no sign-up or account required. It will always be free.
No. Everything runs entirely in your browser using JavaScript. Your data never leaves your device.
There is no enforced file size limit. The tool runs locally in your browser.
Related tools