JSON formatter
Format, minify, validate, and escape JSON online.
Input JSON
Result
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Features
- Paste JSON and format it with readable indentation
- Minify JSON into one compact line
- Validate JSON syntax and locate errors
- Copy results or clear input with one click
FAQ
Will my data be uploaded?
No. All JSON processing happens locally in your browser.
How large can the JSON be?
It depends on browser memory, but several MB usually works well.
About JSON formatter
Free online JSON formatter, minifier, validator, and escape tool with error hints. This tool runs entirely in your browser. No data is uploaded to the server, helping protect your privacy. Everything works instantly with no software or plugin required.
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