JSON and Data

JSON ↔ CSV Converter Online

Convert an array of JSON objects to a CSV table and back. Nested fields are flattened with dots, the delimiter is auto-detected, and quotes are escaped per RFC 4180.

Runs in your browser — data is not sent to a server
Direction
CSV delimiter

JSON → CSV: expects an array of objects; nested objects are flattened into dot-separated columns (user.name), arrays are stored as JSON. CSV → JSON: the delimiter is detected automatically, the first row is treated as headers, quoting follows RFC 4180.

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