JSON Formatter

Format and beautify JSON data with syntax highlighting.

JSON Formatter

About JSON Formatter

Format and beautify JSON data with syntax highlighting. Paste minified or unformatted JSON and get properly indented, readable output. Includes error detection for invalid JSON.

Key Features

  • Auto-detect and format
  • Syntax highlighting
  • Error detection
  • Copy to clipboard

How to use JSON Formatter

  1. Paste your JSON data.
  2. It auto-formats with proper indentation.
  3. Copy the formatted JSON.

Privacy & Security

All processing happens directly in your browser. Your data never leaves your device and is never uploaded to any server. We have no access to the files you process or the data you enter. This ensures complete privacy and security.

Frequently Asked Questions

What is JSON formatting?

JSON formatting (or beautifying) adds proper indentation, line breaks, and spacing to make JSON data human-readable.

Related Tools

JSON ValidatorValidate JSON syntax and find errors instantly.JSON MinifierMinify JSON by removing whitespace and line breaks.JSON to CSVConvert JSON data to CSV format online.Base64 Encoder/DecoderEncode and decode Base64 strings online.

Browse all Developer Tools or explore our full collection of 78 free tools.