CSV to JSON and JSON to CSV Converter

Convert data both ways, preview parsed rows, and download clean UTF-8 output without leaving your browser.

Use paste, upload, or load a text-based CSV/JSON file from URL.

From URL

CSV to JSON JSON to CSV

Upload file (optional)

Input

Header row on

Delimiter

Ready. Choose a mode and click Convert.

No rows parsed yet.

Converted output

Malformed input does not erase your text. Fix the error and run Convert again.