JSON to CSV
Convert a JSON array of objects to CSV in your browser. Unions keys into columns and quotes fields correctly. Free — copy or download the CSV.
Convert JSON to CSV
Paste a JSON array of objects. It converts to CSV as you type.
What this JSON to CSV converter does
Common use cases
- 1Opening API data in a spreadsheet
- 2Exporting JSON for Excel or Sheets
- 3Converting logs to tabular form
- 4Preparing data for import
- 5Sharing data with non-developers
- 6Quick one-off conversions
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About JSON to CSV
JSON is how APIs and apps exchange data, but spreadsheets and many business tools want CSV. This converter takes a JSON array of objects, collects every key into a column header, and writes one row per object — quoting fields correctly where needed.
Nested objects and arrays are serialised back to JSON within their cell. Everything runs in your browser, so your data stays private. Copy or download the result to open in Excel or Google Sheets.
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Got Questions? We Have Answers.
What JSON does it accept?
A JSON array of objects (e.g. [{"a":1},{"a":2}]). It collects every key across the objects into column headers and writes one row per object.
What happens to nested values?
Nested objects and arrays are serialised back to JSON within their cell, so no data is lost.
Is my data uploaded?
No. The conversion is entirely client-side.
Can I open the result in Excel?
Yes. Download the CSV and open it directly in Excel or Google Sheets.