JSON Formatter & Validator
Format, validate, and beautify your JSON data with syntax highlighting.
Formatted JSON will appear here...
About JSON Formatter
Our free online JSON formatter makes it easy to format, validate, and beautify JSON data. Simply paste your JSON and click "Format" to get properly indented, readable output. All processing happens in your browser - your data never leaves your device.
Features
- Format JSON with proper indentation
- Minify JSON for compact storage
- Validate JSON syntax
- Syntax highlighting for easy reading
- Error detection with line numbers
Common Uses
- Debugging API responses
- Formatting configuration files
- Preparing data for databases
- Reading minified JSON