⚡ Developer Tools

JSON Formatter & Validator

Format, validate, and beautify JSON data. Minify or prettify with customizable indentation.

100% Private — Your data never leaves your browser

How to Use the JSON Formatter

  1. Paste your raw or minified JSON in the input box.
  2. Click Format / Beautify to pretty-print your JSON with indentation.
  3. Use Minify to compress JSON into a single line.
  4. Adjust indentation level (2 spaces, 4 spaces, or tab).
  5. Invalid JSON will show an error message with the location of the issue.

Features

  • Real-time JSON validation with error reporting.
  • Customizable indentation (2 spaces, 4 spaces, tab).
  • One-click minification for production use.
  • Shows key count, depth, and data size metrics.
  • 100% client-side — your JSON data never leaves your browser.

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