JSON Formatter & Beautifier Online

Format, validate, and beautify JSON data with real-time error detection. Supports pretty print, minify, and sample JSON file loading.

How to Use

  1. 1

    Paste your JSON

    Paste raw or minified JSON data into the input editor on the left.

  2. 2

    Click Format or Minify

    Use Format for readable output with indentation, or Minify to compress for production use.

  3. 3

    Copy the result

    Click the Copy button to copy the formatted output to your clipboard instantly.

Examples

API Response

Input:

{"status":"success","data":{"users":[{"id":1,"name":"Alice"}],"total":1}}

Output:

{
  "status": "success",
  "data": {
    "users": [
      {
        "id": 1,
        "name": "Alice"
      }
    ],
    "total": 1
  }
}

FAQ

How do I format a JSON file online?

Paste your raw JSON data into the input editor, then click "Format" to beautify it with proper indentation. The tool validates syntax in real-time and highlights any errors with line numbers.

Can I load a sample JSON file to test?

Yes. Click "Load Sample" to load common JSON structures like REST API responses, package.json files, and GeoJSON data — perfect for learning JSON format structure.

What is the difference between JSON diff and JSON format?

JSON formatting restructures a single file with proper indentation. JSON diff compares two JSON documents to find differences. This tool handles formatting; use our Diff Checker tool for comparisons.

Can I convert JSON to Excel format here?

This tool focuses on JSON formatting and validation. For JSON to Excel conversion, use our CSV⇄JSON Converter which outputs CSV that Excel can import directly.