Convert
JSON to CSV
Flatten JSON arrays into CSV for spreadsheets.
Converts locally in your browser. Free, nothing is uploaded.
About this tool
Free json to csv tool. Flatten JSON arrays into CSV for spreadsheets. No signup, nothing uploaded.
Frequently asked questions
Is my data sent to a server?
No. The conversion happens entirely inside your browser.
What formats are supported?
The formats named in the title; malformed input returns a clear error.
Can I paste large files?
Yes for reasonable sizes, limited by browser memory.
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