JSON Formatter & Validator - Format and Beautify JSON Data
Professional JSON formatting tool for developers. Format, validate, and beautify JSON data with instant error detection and syntax highlighting. Features include real-time validation, one-click formatting, minification, and tree view. Privacy-focused - all processing happens in your browser, no data is stored or transmitted.
Key Features
- Real-time JSON syntax validation with error highlighting
- One-click JSON formatting and beautification
- JSON minification for production use
- Tree view for exploring nested JSON structures
- Copy to clipboard functionality
- Privacy-safe - no data leaves your browser
- Supports large JSON files with optimized performance
- Dark and light theme support
Use Cases
- API response formatting and debugging
- Configuration file validation
- JSON schema development and testing
- Data transformation and cleanup
- Code review and documentation preparation
JSON Formatter
Format and beautify your JSON with our easy-to-use tool. Enter your JSON on the left and see the formatted version on the right.
Enter JSON to format
Input JSON
Formatted JSON
Formatted JSON will appear here...
About JSON Formatting
JSON (JavaScript Object Notation) is a lightweight data-interchange format that is easy for humans to read and write and easy for machines to parse and generate. Our formatter helps you properly format and validate JSON data.
Key Features:
- Real-time JSON validation
- Automatic pretty printing
- Syntax highlighting
- Error detection
- Easy copy functionality