JSON ↔ CSV Converter
Convert between JSON arrays and CSV in your browser. Handles nested keys and quoting.
Runs in your browser — files never leave your device
Output
How it works
Convert a JSON array of objects to CSV, or CSV back into JSON.
Quoting and commas inside values are handled for you.
Frequently asked questions
- Is my data uploaded?
- No — conversion runs entirely in your browser.
- Does it handle nested objects?
- Nested values are stringified into the CSV cell; flat data round-trips cleanly.
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