Developer tools
JSON formatter & validator
Validate, pretty-print, or minify JSON locally in your browser.
Processed locally
Help and method
Paste valid JSON and choose readable indentation or minification. Validation rejects comments and trailing commas. Formatting preserves original number tokens, including large integers; it does not validate an application schema.
Methods and reliabilityWorked example
An example you can try or adapt to your own values.
- JSON input
- { "count": 9007199254740993, "ok": true }
- Output format
- Minify
Result
{"count":9007199254740993,"ok":true}