Data & Encoding

JSON to CSV Converter

Paste a JSON array of objects and get a proper CSV - columns are the union of keys across every row, so a field only some records have still gets included.

Paste a JSON array of objects

name,role,location
Ada Lovelace,Engineer,London
Grace Hopper,"Admiral, Engineer",
Alan Turing,Mathematician,Manchester

Columns are the union of keys across every row, not just the first row - a field only present on some records still gets its own column.

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