A free online tool to format, validate, beautify, and minify your JSON data. Instantly pretty-print JSON, check for syntax errors with a powerful linter, and compress it for production use.
Features
JSON Formatting
JSON Compression
JSON Transform
+1 more features
JSON JSON string...
Usage Examples
Basic Usage
JSON Tools Usage Example
Usage Steps:
Select Mode - Click "Format", "Compress", or "Validate" button
Input JSON - Paste or enter JSON string in the input box
Execute Processing - Click the corresponding processing button
View Results - Copy results or download as JSON file
Features:
JSON Formatting - Beautify JSON with indentation and line breaks for readability
JSON Compression - Remove whitespace to minimize file size for production
JSON Validation - Check syntax errors with detailed error messages and linting
File Statistics - Display original size, processed size, and compression ratio
One-click Copy - Quickly copy processing results to clipboard
File Download - Save processed JSON as a file
Use Cases:
API Development - Format and debug API response data for easier debugging
Configuration Files - Beautify JSON config files for better readability and maintenance
Data Transmission - Compress JSON data to reduce network transfer size
Code Review - Validate JSON format to ensure data correctness before merging
Log Analysis - Format JSON data in logs for clear analysis
Database Import - Validate JSON data format before importing to a database