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Spreadsheet Files

Spreadsheet files store data in cells, which are organized into rows and columns. Each cell may contain a certain type of data, such as a text string, number, or date. Cells may also contain formulas, which reference other cells.

Common spreadsheet file extensions include .XLSX, .ODS, and .NUMBERS.

File Extension File Type Popularity
.XLSExcel Spreadsheet
.XLSXMicrosoft Excel Open XML Spreadsheet
.XLRWorks Spreadsheet
.GSHEETGoogle Drive Spreadsheet
.TMVTimeMap Visual
.QPWQuattro Pro Spreadsheet
.XLTXExcel Open XML Spreadsheet Template
.ODSOpenDocument Spreadsheet
.XLTMExcel Open XML Macro-Enabled Spreadsheet Template
.XLSBExcel Binary Spreadsheet
.NBMathematica Notebook
.NUMBERSNumbers Spreadsheet File
.WKSWorks Spreadsheet
.AWSAbility Spreadsheet File
.PMVXPlanMaker Spreadsheet Template
.UOSUniform Office Spreadsheet
.PMDXPlanMaker Spreadsheet
.FODSOpenDocument Flat XML Spreadsheet
.NUMBERS-TEFNumbers iCloud Document
.XARExcel Auto-Recovery File
.EDXEdraw XML FIle
.NCSSNCSS Dataset File
.GNUMERICGnumeric Spreadsheet
.GNMGnumeric Spreadsheet
.CELLThinkfree Office NEO Cell Workbook
.OGWUOrigin Unicode Workbook File
.EDXZEdraw Compressed XML FIle
.123Lotus 1-2-3 Spreadsheet
.RDFReport Definition File
.SXCStarOffice Calc Spreadsheet
.SDCApache OpenOffice Calc Spreadsheet
.XLSMExcel Open XML Macro-Enabled Spreadsheet
.OTSOpenDocument Spreadsheet Template
.DFGData Flask Grid File
.PMDPlanMaker Spreadsheet
.PMVPlanMaker Spreadsheet Template
.HCDTThinkfree Office NEO Cell Template
._XLSXRenamed Microsoft Excel Open XML Spreadsheet
.WKSLotus 1-2-3 Spreadsheet
.TMVTTimeMap Template
.XLExcel Spreadsheet
.OGWOrigin Workbook File
._XLSRenamed Microsoft Excel Spreadsheet
.FMFileMaker Database
.MARMariner Calc Spreadsheet
.BKSMicrosoft Works Spreadsheet Backup File
.12MLotus 1-2-3 SmartMaster File
.DISOracle Discoverer Workbook
.NMBTEMPLATENumbers Spreadsheet Template
.FPFileMaker Pro Spreadsheet
.ASTAbility Spreadsheet Template
.DEFSmartWare II Data File
.STCStarOffice Calc Spreadsheet Template
.WKQQuattro Pro for DOS Spreadsheet File
.WKILotus 2 Worksheet
.WQ1Quattro Pro for DOS Spreadsheet File
.WQ2Quattro Pro for DOS Spreadsheet File
.XLSMHTMLMicrosoft Excel MIME HTML Spreadsheet
.XLTHTMLMicrosoft Excel HTML Spreadsheet Template
.FCSFirst Choice Spreadsheet
.XLSHTMLMicrosoft Excel HTML Spreadsheet
.IMPImprov Spreadsheet
.ESSEasySpreadsheet Spreadsheet
.WKULotus 1-2-3 Spreadsheet
.DEXExcel Spreadsheet