Text & code · runs locally
Convert JSON to CSV
An array of objects becomes a spreadsheet — columns unioned across every row, nothing quietly dropped.
Runs on your device
No uploads, ever
Free, no account
- 1Paste your JSON
An array of objects, or an object with arrays inside.
- 2Check the preview
The table preview shows exactly what the CSV will contain.
- 3Download the CSV
Ready for Excel, Sheets or a database import.
Questions people actually ask
What if objects have different keys?
The CSV gets the union of all keys, so no column disappears just because the first row lacked it.
Commas and quotes inside values?
Everything is properly quoted per CSV rules — the file won't shred itself in Excel.