JSON to CSV Converter

CSV Preview

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How to use the JSON to CSV converter

  1. Paste your JSON or JSON Lines into the left text area to start converting JSON to CSV format online.
  2. Choose Standard JSON or JSON Lines (NDJSON), and enable Flatten if needed.
  3. Preview the CSV table on the right and click Download CSV.

Privacy

All conversion of JSON to CSV happens locally in your browser. Your JSON is never uploaded to a server.

JSON to CSV Conversion FAQ

What JSON formats are supported?

You can convert a JSON object, an array of objects, or JSON Lines (NDJSON), one JSON object per line.

How are nested objects handled?

Enable Flatten to convert nested objects/arrays into dotted keys like user.name or items[0].price.

Is my JSON uploaded?

No. Conversion runs entirely in your browser. Data is never sent to a server.

Further reading

Need a step-by-step tutorial? Read the How to Convert JSON to CSV guide.