CSV ⇄ JSON

Runs locally

Convert CSV to a JSON object array or export a JSON array as standard CSV — live both ways.

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This tool runs locally in your browser — your content is never uploaded to a server.

How to use

  1. 1.Pick a direction: CSV → JSON or JSON → CSV.
  2. 2.CSV → JSON: paste CSV text (first row is the header) and get a JSON object array live.
  3. 3.JSON → CSV: paste an array of objects (e.g. [{...},{...}]) and get standard CSV text.
  4. 4.Click “Copy” or “Download” to save; conversion errors explain the exact cause.

FAQ

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