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JSON Formatter
Format, validate or minify JSON. Large numeric literals may lose precision through JavaScript parsing.
Processed in your browser. No uploads.
How to use JSON Formatter
- Paste valid JSON with double-quoted property names.
- Choose Format JSON for indentation or Minify JSON for compact output.
- Read any validation error, correct the input and copy the result.
Example and limitations
For example, {"name":"Neat","free":true} becomes indented JSON. Comments and trailing commas are invalid. Very large numbers can lose precision during JavaScript parsing.
Are my files or text uploaded?
No. Processing happens in your browser. No account is required. Save your result before closing or refreshing the page.