JSON ⇄ CSV Converter

Send JSON (nested OK) or CSV — get the other format back, with nested fields flattened to dotted columns and a schema summary.

Who it's for

Developers and analysts.

What you send

A JSON/CSV file or paste.

What you get

A markdown report (plus files where relevant). Covers: JSON to CSV, CSV to JSON, flatten JSON, schema.

Runs deterministically on public data — no account or API key needed from you.

What the buyer provides: A JSON/CSV file or paste.

Search terms: JSON to CSV, CSV to JSON, flatten JSON, schema