JSON to CSV & CSV to JSON

Convert between a JSON array of objects and a CSV table. Quoted fields and commas inside values are handled correctly, and nothing is uploaded.

100% freeNo sign-upRuns in your browserNo upload · data stays private

📖 Read the full JSON to CSV & CSV to JSON guide — how it works, examples & FAQ →

How to use this tool

  1. Paste CSV (with a header row) or a JSON array of objects.
  2. Pick the direction.
  3. Copy the converted data.

Example

name,age / Ada,36 → [{ "name": "Ada", "age": "36" }]

Why it's private

This tool runs entirely in your browser using JavaScript. Whatever you paste is processed on your own device — it is never uploaded to a server, logged, or stored. Built by Calabi, which also strips AI metadata and C2PA signals from images and video.

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