Free online Excel editor that opens and edits XLSX locally in your browser.
About ExcelCraft
ExcelCraft is a free online Excel editor that processes workbooks entirely on your device. Open XLSX, XLS, XLSM, XLSB, ODS, CSV or TSV, edit with a familiar ribbon and formula bar, then download a new copy. No sign-up and no file upload to a server.
✓ VerifiedOct 23, 2026
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