Developer
CSV ⇄ JSON
Convert between CSV and JSON instantly. Auto-detect headers, handle quoted values, pretty-print output.
Frequently asked questions
Does it handle quoted CSV fields?
Yes. Standard RFC 4180 quoting including embedded commas, newlines, and escaped quotes (“”).
Are numbers auto-detected?
Yes. Numeric and boolean values are converted to native JSON types when converting from CSV.
Is my data uploaded?
Never. Parsing happens locally in your browser.