CSV → JSON
Paste CSV
Options
Columns
Off: auto-generate col1, col2…
Delimiter & Quote
RFC4180 quotes with "" as escape are supported.
Cleanup
Type Casting
Output
Indentation spaces (0 for minified).
About CSV → JSON
Convert CSV into JSON directly in your browser. Paste CSV or upload files, tweak delimiter/headers, and choose between object-array and array-array outputs. Supports quoted fields (RFC4180), CRLF/LF, trimming, empty-line skipping, and optional type casting.
Tips
- Auto delimiter checks
, ; \t |on the first lines and picks the best score. - Quoted quotes use
"". Newlines inside quotes are preserved. - Turn off “Use first row as headers” to generate
col1….