General Tool #317 · Spreadsheet
Excel to CSV
Turn Excel workbooks into clean CSV without surrendering your spreadsheet to an upload server. Inspect sheets first, choose exactly what leaves the workbook, preserve IDs and dates, and export one sheet or many.
Drop an Excel workbook here
XLSX / XLSM work fully offline. Legacy XLS / XLSB / ODS use the optional local compatibility engine when available.
Modern OOXML engine ready · checking legacy compatibility engine…