Spreadsheet Files

Spreadsheet files contain data stored in different cells, comprised into a number of columns and rows. Separate cells provide a text string, date, and number as well as formulas linking to other cells.

Spreadsheet file extensions include but not limited to .XLSX, .NUMBERS, .ODS, etc.

File Extension File Type Popularity
.STC StarOffice Calc Spreadsheet Template 3.5
.ESS EasySpreadsheet Spreadsheet 3.8
.FP FileMaker Pro Spreadsheet 3.8
.EDXZ Edraw Compressed XML FIle 4
.EDX Edraw XML FIle 4.2
.RDF Report Definition File 4.1
.DEF SmartWare II Data File 4.5
.FM FileMaker Database 3.5
.BKS Microsoft Works Spreadsheet Backup File 3.5
.123 Lotus 1-2-3 Spreadsheet 4.2
.OTS OpenDocument Spreadsheet Template 4.1
.AST Ability Spreadsheet Template 3.5
.AWS Ability Spreadsheet File 3.8
.ODS OpenDocument Spreadsheet 4.2
.XLS Excel Spreadsheet 4.4
.XLSX Microsoft Excel Open XML Spreadsheet 4.3
.NUMBERS Numbers Spreadsheet File 4.2
.XLSM Excel Open XML Macro-Enabled Spreadsheet 4.5
.XL Excel Spreadsheet 4.2
.XLTHTML Microsoft Excel HTML Spreadsheet Template 3
.XLSMHTML Microsoft Excel MIME HTML Spreadsheet 3.5
.XLSHTML Microsoft Excel HTML Spreadsheet 4
.WKS Lotus 1-2-3 Spreadsheet 4
.WKS Works Spreadsheet 3.4
.WQ2 Quattro Pro for DOS Spreadsheet File 3
.WQ1 Quattro Pro for DOS Spreadsheet File 3.2
.WKI Lotus 2 Worksheet 3
.WKU Lotus 1-2-3 Spreadsheet 3
.XLR Works Spreadsheet 4.3
.XLSB Excel Binary Spreadsheet 4.5
.XLTX Excel Open XML Spreadsheet Template 4.5
.XLTM Excel Open XML Macro-Enabled Spreadsheet Template 3.8
.XAR Excel Auto-Recovery File 3.5
.UOS Uniform Office Spreadsheet 3.8
.TMVT TimeMap Template 3.5
.SXC StarOffice Calc Spreadsheet 4.2
.TMV TimeMap Visual 3.5
.SDC Apache OpenOffice Calc Spreadsheet 4.3
.PMD PlanMaker Spreadsheet 4
.QPW Quattro Pro Spreadsheet 3.8
.NMBTEMPLATE Numbers Spreadsheet Template 3.5
.NB Mathematica Notebook 4.4
.NCSS NCSS Dataset File 3.5
.NUMBERS-TEF Numbers iCloud Document 4
.MAR Mariner Calc Spreadsheet 3.5
.IMP Improv Spreadsheet 3.6
.GSHEET Google Drive Spreadsheet 4.2
.GNUMERIC Gnumeric Spreadsheet 4.3
.GNM Gnumeric Spreadsheet 3.8
.FODS OpenDocument Flat XML Spreadsheet 4
.FCS First Choice Spreadsheet 3.5
.DFG Data Flask Grid File 3.5
.DEX Excel Spreadsheet 4