OpenToolkit

CSV Viewer & Converter

Developer

Preview, filter, clean and convert CSV, TSV or semicolon-delimited data.

Open CSV Viewer & Converter

How to use

  1. Paste delimited data into the editor and choose its delimiter.
  2. Clean incomplete rows and use the filter box to find matching records.
  3. Review the table, then download the current data as CSV or converted JSON.

Features

  • CSV, TSV and semicolon delimiters
  • Table preview of up to 200 matching rows
  • Row filtering and cleanup
  • CSV and JSON downloads
🔒 Private by design — CSV Viewer & Converter runs entirely in your browser. Your files and text never leave your device.