JSON Formatter & Validator
Format, beautify, validate, and minify JSON data instantly. Data never leaves your device.
JSON Input
About this tool
The JSON Formatter & Validator helps developers quickly format, validate, and minify JSON data.
Paste raw or minified JSON and choose Format to beautify with 2-space indentation, or Minify to compress it for production use.
All processing happens entirely in your browser — no data is ever sent to our servers.
How to use
- 1Paste your raw or minified JSON in the input field.
- 2Choose Format to beautify with 2-space indentation, or Minify to compress.
- 3Click the button — syntax errors will be shown if any.
- 4Copy the output with one click.
Frequently Asked Questions
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