JSON ↔ CSV

Convert between a JSON array of objects and a CSV table.

Processed locally. Your input never leaves your browser.

About

Converts between a JSON array of objects and a CSV table, entirely in your browser. Column headers are the union of all object keys, in first-seen order. Nested objects and arrays are stored as JSON text inside a cell. Fields containing a comma, quote or newline are quoted per RFC 4180.

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