J->
CSV → JSON
Convert CSV to JSON array with typed values and header detection. Handles quoted fields and escape characters.
Runs entirely in your browser · Your input is never transmitted
CSV
0 rowsReady
JSON
Ready—
How to use
- Paste CSV with a header row.
- Pick delimiter and type coercion.
- Copy the JSON output.
Frequently asked
Are numbers auto-converted?
Yes — pure integers and decimals become numbers; 'true'/'false' become booleans. Empty cells become null.