Paste your JSON and instantly format, validate, and beautify it. Detect syntax errors, minify JSON, and download formatted output. Free developer tool.
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How to use JSON Formatter — Format, Validate & Beautify JSON
1Paste your JSON in the input
2Click Format to beautify
3Check for any validation errors
4Copy or download the formatted JSON
Frequently Asked Questions
Does it validate JSON syntax?
Yes. Invalid JSON will show an error message with the problem location.
Can I minify JSON?
Yes. Use the minify option to compress JSON to a single line.