devcrate / JSON / JSON Formatter & Validator
JSON
Format JSON. Catch errors fast.
Paste messy or minified JSON to pretty-print it with your choice of indentation, or catch syntax errors with a clear message pointing to the problem.
runs entirely in your browser — nothing is uploaded
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How to use the json formatter & validator
- Paste your JSON into the input pane.
- Set your preferred indent width, then click Format.
- If the JSON is invalid, the error message tells you what's wrong.
- Use Minify instead if you need a compact, whitespace-free version.