JSON Formatter & Validator
Beautify, minify, and validate your JSON data instantly.
JSON Formatter, Validator & Minifier
Format, validate, and minify JSON data instantly. Perfect for developers debugging APIs, preparing JSON for production, or validating configuration files.
Powerful Features
Beautify JSON
Automatically format JSON with perfect 2-space indentation for readability
Minify JSON
Remove all whitespace to reduce file size for production
Real-time Validation
Instant syntax error detection with helpful error messages
Side-by-Side View
Compare input and output in split-screen editors
One-Click Copy
Instantly copy formatted JSON to clipboard
No Size Limits
Format and validate JSON files of any size
How It Works
Paste JSON Data
Paste your JSON data into the left input editor
Choose Action
Click "Beautify" to format, "Minify" to compress, or "Validate" to check syntax
View Results
See the formatted result instantly in the right output panel
Copy or Clear
Click the copy button to save, or "Clear" to start fresh
Perfect For
Essential JSON tool for developers and data professionals
🔌 API Debugging
Debug API responses and requests easily
⚙️ Config Files
Format JSON configuration files properly
✓ Validation
Validate JSON before deployment
⚡ Optimization
Minify JSON for performance
📚 Learning
Understand JSON structure better
📖 Documentation
Prepare JSON for documentation
Common problems this tool solves
How to Format JSON and Fix Invalid JSON
Make your JSON human-readable and find syntax errors instantly. Our free online formatter beautifies and validates JSON data.
How to Minify JSON for Production
Reduce JSON file size and improve website performance. Minify your JSON data by removing unnecessary whitespace and comments.
How to Validate JSON Quickly
Ensure your JSON data is syntactically correct. Our online validator checks for errors and confirms your data follows standard JSON rules.