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JSON Editor

Edit, validate, format, and minify JSON data with real-time feedback and error handling. Perfect for API responses, configuration files, and data structures.

Privacy FirstNo Server Required

JSON Editor

Enter JSON

Edit, validate, format, and minify JSON data with real-time feedback.

0 characters

Tips & Features:

  • Real-time validation with detailed error messages
  • Format JSON with proper indentation for readability
  • Minify JSON to reduce file size for production
  • Download formatted or minified JSON as a file
  • View JSON statistics including size and property count
  • Load sample data to test the editor functionality

Features

  • • Real-time JSON validation and error detection
  • • Format and beautify JSON with proper indentation
  • • Minify JSON to reduce file size
  • • Download edited JSON files locally
  • • Syntax highlighting for better readability
  • • Dark and light theme support

Use Cases

  • • API response formatting and validation
  • • Configuration file editing and cleanup
  • • Data structure analysis and debugging
  • • JSON schema validation and testing
  • • Web development data preparation
  • • Database query result formatting

Privacy & Security

All JSON processing happens entirely in your browser. Your data never leaves your device or gets sent to our servers, ensuring complete privacy and security for sensitive information like API keys or personal data.