JSON Formatter

Online JSON formatting tool with customizable indentation to beautify your JSON data.

How to Use

  1. Paste or type JSON data into the left input box.
  2. Select the desired indent size (2 spaces, 4 spaces, or Tab).
  3. Click the "Format" button. The formatted JSON will appear on the right.
  4. Click "Copy Result" to quickly copy the formatted JSON.
  5. Click "Example" to load sample JSON data.

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About JSON Formatter

JSON Formatter is a free online JSON beautification tool. It helps developers quickly format, indent, and beautify JSON data, making it easier to read and debug. Supports customizable indent sizes including 2 spaces, 4 spaces, and tab indentation.

Whether you are a frontend developer, backend developer, or API tester, this tool helps you quickly process JSON data. Simply copy and paste to format, no software installation required.

Frequently Asked Questions

JSON formatting (also called JSON beautification or pretty-printing) transforms minified or compressed JSON into a readable, indented structure with proper line breaks. This makes it easier to read, debug, and share JSON data.

Yes, absolutely. All JSON formatting happens entirely in your browser. Your data is never sent to any server, ensuring complete privacy and security.

2-space indentation creates more compact output, while 4-space indentation is more readable for deeply nested structures. Tab indentation uses actual tab characters. Choose based on your project's coding style.