{ }

JSON Beautifier Online

Beautify and pretty-print JSON with customizable indentation. Free online tool.

How to use

  1. Paste your JSON data in the input area
  2. Click "Format" to beautify or "Minify" to compress
  3. The validity badge shows green for valid JSON, red for errors
  4. Click "Copy" to copy the result to your clipboard

API Endpoint:

POST /api/json-format 
{"text": "{\"key\":\"value\"}", "indent": 2}

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Use via API

Integrate this tool into your workflow with our free REST API.

View API docs →

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