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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 Link File
.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
.FODSOpenDocument Flat XML Spreadsheet
.PMDXPlanMaker Spreadsheet
.UOSUniform Office 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
.PMDPlanMaker Spreadsheet
.PMVPlanMaker Spreadsheet Template
.OGWOrigin Workbook File
.WR1Lotus Symphony Worksheet File
.HCDTThinkfree Office NEO Cell Template
.WKSLotus 1-2-3 Spreadsheet
.TMVTTimeMap Template
.STCStarOffice Calc Spreadsheet Template
.DFGData Flask Grid File
.FPFileMaker Pro Spreadsheet
._XLSXRenamed Microsoft Excel Open XML Spreadsheet
._XLSRenamed Microsoft Excel Spreadsheet
.MARMariner Calc Spreadsheet
.FMFileMaker Database
.BKSMicrosoft Works Spreadsheet Backup File
.DISOracle Discoverer Workbook
.NMBTEMPLATENumbers Spreadsheet Template
.12MLotus 1-2-3 SmartMaster File
.ASTAbility Spreadsheet Template
.DEFSmartWare II Data File
.XLExcel Spreadsheet
.DEXExcel Spreadsheet
.WKILotus 2 Worksheet
.WQ1Quattro Pro for DOS Spreadsheet File
.WQ2Quattro Pro for DOS Spreadsheet File
.XLSHTMLMicrosoft Excel HTML Spreadsheet
.XLTHTMLMicrosoft Excel HTML Spreadsheet Template
.FCSFirst Choice Spreadsheet
.XLSMHTMLMicrosoft Excel MIME HTML Spreadsheet
.IMPImprov Spreadsheet
.ESSEasySpreadsheet Spreadsheet
.WKULotus 1-2-3 Spreadsheet
.WKQQuattro Pro for DOS Spreadsheet File