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CSV to JSON / JSON to CSV

Convert CSV to JSON or JSON to CSV. Choose delimiter (comma, semicolon, tab), use first row as headers, then copy or download. Share via URL to reopen the same data.

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How to use

  1. CSV to JSON: Paste CSV, select delimiter and "First row as headers" if needed. JSON appears below; use Copy or Download.
  2. JSON to CSV: Paste a JSON array of objects (e.g. [{"id":1,"name":"A"}...]). Object keys become CSV headers.
  3. Use Share URL to copy a link that restores your input and options.
  4. Use Download to save as .json or .csv.