JSON to CSV Converter
Convert JSON data to CSV format with advanced flattening options
100%
Client-Side
Secure
No Data Sent
Free
Forever
JSON Processing Options
2
How many levels of nesting to flatten (1-10)
What to show for null/undefined values
CSV Output Options
Output Preview
JSON Input
✗ Invalid JSON
0 characters
CSV Output
JSON to CSV Conversion Tips
Common JSON Structures:
- Array of objects: Perfect for tabular data
- Single object: Will create one CSV row
- Nested objects: Use flattening options
Best Practices:
- Use consistent property names across objects
- Consider flattening depth for complex structures
- Validate JSON before conversion
Advanced Features:
Object Flattening
Nested objects to columns
Array Handling
Join or expand arrays
Depth Control
Limit nesting levels
CSV Formatting
Delimiters and quotes
Quick Tips:
- Use "Load Sample" to test different structures
- Toggle between JSON and CSV previews
- Adjust flattening depth for optimal results