JSON Formatter

Format, validate, and beautify your JSON data online

About JSON Formatter

This free online JSON formatter helps you format, validate, and beautify JSON data. Simply paste your JSON code and click "Format JSON" to get properly indented and readable JSON output.

Features:

  • Format and beautify JSON with proper indentation
  • Validate JSON syntax and show errors
  • Minify JSON to reduce file size
  • Copy formatted JSON to clipboard
  • Download formatted JSON as a file
  • Works entirely in your browser - no data sent to server

How to use:

  1. Paste your JSON data in the input textarea
  2. Click "Format JSON" to beautify your JSON
  3. Use "Validate Only" to check for syntax errors
  4. Click "Minify" to compress your JSON
  5. Copy or download the result

What is JSON?

JSON (JavaScript Object Notation) is a lightweight data interchange format that is easy for humans to read and write and easy for machines to parse and generate. It is widely used for APIs, configuration files, and data storage.