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JSON Formatter & Validator

Format, beautify, validate, and minify JSON data instantly. Data never leaves your device.

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
  1. 1Paste your raw or minified JSON in the editor above.
  2. 2Click Make Pretty to format with 2-space indentation.
  3. 3Click Minify to compress it for production use.
  4. 4Copy the output with one click.
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