CSV to JSON Converter

Convert CSV data to JSON and JSON arrays to CSV. Supports custom delimiters, quoted fields, and pretty-printed output.

Frequently Asked Questions

How do I convert CSV to JSON online?
Paste your CSV data into the input field, choose your delimiter and options, then click "Convert". The JSON output appears instantly with pretty-printed formatting.
Does this tool support different delimiters?
Yes. You can choose from comma, semicolon, tab, or pipe delimiters. The tool can also auto-detect the delimiter used in your CSV data.
Can I also convert JSON back to CSV?
Yes. Toggle to JSON to CSV mode, paste a JSON array of objects, and convert it to CSV with your chosen delimiter.
How does it handle quoted fields with commas or newlines?
The parser fully supports RFC 4180 CSV format, including fields wrapped in double quotes that contain commas, newlines, and escaped quotes.
Is my data safe when using this converter?
Yes. All conversion happens entirely in your browser. No data is ever sent to a server.