CSV ⇄ JSON
Convert CSV to JSON and JSON to CSV. Supports header rows and tab-delimited data.
Dev
How to use
- Choose "CSV → JSON" or "JSON → CSV".
- Paste your data to convert it instantly.
- Toggle "First row as header" and the delimiter (comma/tab/semicolon).
FAQ
Does it handle quoted values with commas?
Yes. It follows RFC 4180, handling quotes, escapes, and embedded newlines.
Does it support TSV?
Yes. Choose tab as the delimiter.
Is my data uploaded?
No. Everything runs entirely in your browser.