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JSON Formatter & Validator

Format, beautify, minify, and validate JSON with syntax highlighting and tree view.

Paste your JSON here
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Formatted Output
Output will appear here...
Keyboard Shortcuts
Ctrl+Shift+FFormat
Ctrl+Shift+MMinify
Ctrl+Shift+CCopy Output

What is JSON?

JSON (JavaScript Object Notation) is the most widely used data interchange format on the web. Every modern API, configuration file, and database uses JSON to structure data. Proper formatting makes JSON readable, and validation ensures it will parse correctly in any programming language.

Features

Building with JSON APIs? Compare the best developer tools on ToolVS.

All processing happens in your browser. No data is sent to any server.