05 / Tools

CSV Converter

Drop in a CSV, XLSX, or XML file and it returns the other two formats at once, so there is no format to pick. Multi-sheet workbooks let you choose the sheet. It runs on SheetJS in the page itself; nothing is uploaded.

Choose a file, or drop it hereCSV · XLSX · XML

Your files never leave your browser. Everything runs on your device. Open your network tab and watch.