Developer

JSON Formatting & Validation for Developers

Why readable JSON matters and how to beautify, minify and validate it instantly.

Why format JSON?

Minified JSON from APIs is nearly impossible to read. Beautifying it with proper indentation makes debugging far easier, while validation catches syntax errors before they cause bugs in production.

Beautify, minify and validate

  1. Open the JSON Formatter tool.
  2. Paste your JSON.
  3. Click Beautify to indent, or Minify to compress.
  4. Fix any errors flagged by the validator.

Common use cases

  • Debugging API responses
  • Cleaning up config files
  • Preparing JSON for documentation
  • Validating before deployment

Format your JSON

Beautify, minify and validate instantly.

Open JSON Formatter
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