Data

JSON to CSV

Transform object arrays into CSV output.

100% browser-only

Tool Workspace

Input source

Paste / edit JSON text

Options

Include header

Result

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How it works

Paste JSON text or upload a JSON file.
Toggle whether header row is required.
Process for browser-side conversion.

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FAQ

Supported JSON structure

Top-level array of plain objects.

What if nested objects exist?

Nested values are flattened poorly in this first version.