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JSON Formatter & Validator
Format, validate, and convert JSON data with advanced features
Real-time
Validation
Multi-format
Conversion
Error
Detection
Minify
& Beautify
Save
Snippets
Indent:
JSON Input
0 chars
1
Formatted Output
0 chars
Format Conversion
Validation Status
Enter JSON to validate
Quick Actions
Advanced JSON Formatter Features
Real-time Validation
Instant JSON validation with detailed error reporting and line numbers
Multiple Formats
Beautify, minify, or compact JSON with customizable indentation
Format Conversion
Convert JSON to CSV, XML, or URL-encoded format
File Operations
Upload JSON files (up to 10MB) and download formatted results
Save Snippets
Save frequently used JSON snippets for quick access
Analysis Tools
Count objects, arrays, properties with size analysis
Line Numbers
Optional line numbers for easy navigation and debugging
Auto Format
Automatic formatting as you type with customizable settings
Secure JSON Processing
All JSON processing happens locally in your browser. No data is sent to servers or stored remotely. Perfect for sensitive data and enterprise use cases.