JSON to CSV
Convert JSON objects and arrays of objects to CSV locally in your browser.
JSON to CSV workspace
Convert JSON arrays or objects into CSV locally.
JSON input
CSV output
CSV updated live
JSON is converted locally as you edit.
Output
2 lines31 chars
Files are processed in your browser. No data is uploaded.
Questions
What JSON shape can this convert?
It converts a single JSON object or an array of objects. Nested values are serialized as JSON strings inside CSV cells.
How are CSV headers created?
Headers are built from the union of object keys in the order they first appear.
Does Utilumo upload my input?
No. This tool is designed for local browser processing and does not send your input to a server.
Do I need an account?
No. Utilumo tools are built to work without accounts or sign-in.