JSON Formatter

Format and validate JSON

🔒 This tool runs fully in your browser. No files or data are uploaded.

How to Use

  1. Enter or paste JSON in the input field
  2. Click "Format JSON" to beautify or "Minify JSON" to compress
  3. Copy the formatted or minified JSON

FAQ

  • What if my JSON is invalid?
    The tool will display an error message indicating what's wrong with your JSON syntax.
Disclaimer: This tool validates and formats JSON. Large JSON files may take a moment to process.