Free JSON Formatter
JSON Formatter
Formatted JSON will appear here.
JSON Formatter Guide
How to Use the JSON Formatter
1. Input Your JSON
Paste unformatted JSON into the text area
Example:
{"name":"John","age":30,"city":"New York"}
2. Format Your JSON
Click the “Format JSON” button
Valid JSON will display in a clean, indented structure
Invalid JSON shows an error message with details
3. Copy the Results
Click “Copy to Clipboard” to save the formatted JSON
Color indicators:
✅ Green: Valid JSON
❌ Red: Invalid JSON (with error explanation)
💡 Pro Tips
✔ Keyboard shortcut: Press Ctrl+Enter
(Windows) or Cmd+Enter
(Mac) while in the text area to format
✔ Fix common errors:
Remove trailing commas
Ensure all quotes are straight (
"
) not curly (“
)Check for missing brackets
🛠️ Developer Features
Mobile-optimized: Works on phones/tablets
Syntax highlighting: Easily spot keys vs. values
No data leaves your browser: All processing happens locally
Example Workflow
Paste minified API response:
{"status":"success","data":[{"id":1,"name":"Product 1"},{"id":2,"name":"Product 2"}]}
Click Format → Gets properly indented
Click Copy → Paste into your code editor