| Uitbreiding | bestandsomschrijving |
| .DEX | Spreadsheet-bestanden |
| .DIS | Spreadsheet-bestanden |
| .FCS | Spreadsheet-bestanden |
| .FM | Spreadsheet-bestanden |
| .FP | Spreadsheet-bestanden |
| .KSP | Spreadsheet-bestanden |
| .NB | Spreadsheet-bestanden |
| .NUMBERS | Spreadsheet-bestanden |
| .OTS | Spreadsheet-bestanden |
| .QPW | Spreadsheet-bestanden |
| .SDC | Spreadsheet-bestanden |
| .SXC | Spreadsheet-bestanden |
| .WK | Spreadsheet-bestanden |
| .WKS | Spreadsheet-bestanden |
| Uitbreiding | bestandsomschrijving |
| .WQ1 | Spreadsheet-bestanden |
| .WQ2 | Spreadsheet-bestanden |
| .XL | Spreadsheet-bestanden |
| .XLR | Spreadsheet-bestanden |
| .XLS | Spreadsheet-bestanden |
| .XLSB | Spreadsheet-bestanden |
| .XLSHTML | Spreadsheet-bestanden |
| .XLSM | Spreadsheet-bestanden |
| .XLSMHTML | Spreadsheet-bestanden |
| .XLSX | Spreadsheet-bestanden |
| .XLTHTML | Spreadsheet-bestanden |
| .XLTM | Spreadsheet-bestanden |
| .XLTX | Spreadsheet-bestanden |
