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Code & Data

CSV and JSON converter

Convert CSV to JSON or JSON to CSV, with header and delimiter options and quoted-newline support.

  1. 1Fill in the values
  2. 2Click Run
  3. 3See results instantly

Limits

  • Text input only, up to 2 MB.
  • CSV values stay as text ("007" is not turned into 7). Nested JSON values are written as JSON strings in a CSV cell.
  • JSON to CSV expects an array of objects or an array of arrays.

Ask the AI chat

The AI chat can run this tool for you. Try:

  • “csv to json”
  • “convert json to csv: [{"a":1}]”

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