JSON Formatter & Validator
Format, validate, minify, and escape JSON data. Instant validation with error highlighting.
Local Processing
Files are not uploaded to any server. All operations are performed in your browser.
How to Use
- 1
Paste your JSON data into the input area.
- 2
Click 'Format' to prettify with proper indentation.
- 3
Use 'Validate' to check for syntax errors.
- 4
Use 'Minify' to compact the JSON.
- 5
Copy the result for use in your project.
Use Cases
API Response Formatting
Format and prettify API responses for easier reading and debugging.
JSON Minification
Minify JSON to reduce file size for storage or transmission.
Config File Editing
Validate and format JSON configuration files with error highlighting.
Related Tools
FAQ
What does prettify do?▾
Prettify formats JSON with proper indentation, making it easier to read and understand.
How does validation work?▾
Validation checks if your JSON is syntactically correct. Invalid JSON will show an error message.