JSON to CSV
Convert JSON arrays to CSV, flattens nesting
🔒 Files never leave your device
How it works
- 1Upload or paste JSON
Provide a JSON array of objects.
- 2Preview
See the CSV output.
- 3Download
Save the .csv file.
About JSON to CSV
Convert a JSON array to CSV. Nested objects are flattened with dot-notation. Runs 100% in your browser. JSON to CSV on DashConvert runs entirely inside your browser using modern JavaScript APIs — no server ever sees your files. That means faster conversions, complete privacy, and no upload limits.
Whether you need to convert json arrays to csv, flattens nesting for work, study, or personal use, this tool is free to use as many times as you need. There are no watermarks, no sign-up, and no ads inside your documents.
Frequently asked questions
How are nested objects handled?
Nested keys are flattened using dot notation, e.g. user.name becomes a single column.
Read more
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Converting a flat CSV to a flat JSON array is trivial. Doing it so an API actually accepts the result — with typed numbers, nested objects, and normalized keys — takes a bit more thought.
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