CSVTools.dev

JSON to CSV

Convert JSON data to CSV format instantly. Supports arrays of objects, nested fields, and various data types.

100% Private — Files stay in your browserInstant processing

Drop your JSON file here

Supports .json and .txt files

How to json to csv

  1. Upload your JSON file.
  2. The file will be processed instantly in your browser — no server upload required.
  3. Preview the result in the data table below.
  4. Click "Download" to save the output file to your device.

CSVTools.dev provides free online tools for working with CSV and JSON data. All processing happens locally in your browser, ensuring your data remains completely private and secure. No registration required.