Data Files

Data files are the most common type of computer files. They may be installed with applications or created by users. Most data files are saved in a binary format, though some store data as plain text. Examples of data files include libraries, project files, and saved documents.

NOTE: The Data Files category encompasses other more specific categories. File types that do not fit within these subcategories are placed in this category.

Common data file extensions include .DAT, .XML, and .VCF.

Extension File Type Popularity
.VMTValve Material File
.TXDGame Texture Dictionary
.MDLMathWorks Simulink Model
.XEMPowerDesigner Model definition File
.NBPMathematica Player Notebook File
.BLDEnvisioneer Building Project File
.FLTFlight Simulator Saved Flight
.H13H&R Block Canada 2013 Tax Return
.NITFNational Imagery Transmission Format File
.PPTXMicrosoft PowerPoint Presentation
.LOCGPS Location File
.RSVRSView32 Project File
.ADXApproach Index File
.HDFHierarchical Data Format File
.DATData File
.METeMule Resource File
.PPSMMicrosoft PowerPoint Macro-Enabled Show
.PPTMicrosoft PowerPoint Presentation (Legacy)
.CELAffymetrix Probe Results File
.TDBAndroid Thumbnail Cache
.BINGeneric Binary File
.HYVTeam Manager Meet Event File
.WJRReGet Deluxe Data File
.FSCPractical Scriptwriter File
.TOPCTopicCrunch Project File
.MOSAICMacOSaiX Mosaic File
.POIMagellan Maestro Point of Interest File
.XFTAdobe Form Designer 5.0 File
.DIFData Interchange Format
.VOKPocketVok Vocabulary File
.DM2Toad Data Modeler 2 File
.NOTNotation File
.AIFBAIF Builder Project File
.RALWinRail Track Design File
.KPRKPresenter Presentation
.MMCMicrosoft Media Catalog
.DRLGerber Drill Rack File
.TAX2010TurboTax 2010 Tax Return
.SQRSQL Program File
.KDCKaspersky Virus Database File
.PRSHarvard Graphics Presentation
.QUICKENDATAQuicken Essentials for Mac Data File
.CAPTCapito Data File
.WTBWin-Test Binary Log
.PRDXPresentations Document
.TA9TaxAct 2019 Tax Return File
.T20H&R Block 2020 Tax Return
.LDIFLDAP Data Interchange Format File
.PLWPicoLog Data File
.RGORepliGo File
.H17H&R Block Canada 2017 Tax Return
.T05TaxCut 2005 Tax Return
.QB2017QuickBooks 2017 for Mac Data File
.NCORXAdobe Encore Project
.TT20TurboTax Canada 2020 Tax Return
.EBUILDPortage eBuild Script
.SQSysquake Program
.BGTGraphics Accounts Data File
.ALDDynamics AX Application Label Data File
.FLORFFlow Flowchart File
.OBBAndroid Opaque Binary Blob File
.EDIElectronic Data Interchange File
.PCBPrinted Circuit Board Design File
.ADTACT! Document Template
.GGBGeoGebra Worksheet
.CUBAnalysis Services Cube File
.TMXTranslation Memory Exchange File
.MDFMeasurement Data Format File
.PRJAIMMS Project File
.MENCWindows Mobile Encrypted File
.FCPEVENTFinal Cut Pro Event File
.JEFJanome Embroidery Format File
.TBLStarCraft Information Table
.MLSMilestones Simplicity File
.OTLNOpal Outline File
.TRKCompeGPS Land Track File
.ABCDAudioVisual Book Data File
.CDXCompound Index File
.BLGWindows Binary Performance Log File
.CONTACTWindows Contact File
.BDICChrome Dictionary File
.PCPersonal Composer File
.VCSvCalendar Event
.ALIDynamics AX Label Index File
.PPSMicrosoft PowerPoint Slide Show (Legacy)
.CLPCrazyTalk Clip File
.ROXRoxio Project File
.ODPOpenDocument Presentation
.AAMAuthorware Map File
.NETnetViz Project File
.T12At Home 2012 Tax Return
.EXXIBM Linkway MsgPut File
.WABWindows Address Book
.RFARevit Family File
.JPHJProbe Memory Snapshot
.OVAOpen Virtual Appliance
.VDFAntiVir Virus Definitions File
.IPIconPackager Theme File
.MAIMicrosoft Mail File
.ENLEndNote Library
.GRFDPlot Graph File
.INKMimio Notebook
.OO3OmniOutliner 3 File
.LIVEREGSymantec Antivirus Session File
.DOCKZIPObjectDock File
.ROADTRIPRoad Trip Planner File
.TTKCatalyst Translation Toolkit
.TAX2022TurboTax 2022 Tax Return
.KPFKomodo Project File
.GRADEGradeStat Document
.QUICKEN2015Quicken 2015 Data File
.XLCMicrosoft Excel Chart
.NDXdBASE Index File
.ZAPZoneAlarm Pro Data File
.EGPEasy Grade Pro Gradebook File
.VSXVisio Stencil XML File
.UWLUser Word List File
.LMSLenMus Score File
.PHOTOSLIBRARYPhotos Library
.RVTRevit Project File
.DCMDDiskCatalogMaker Thumbnail-Enabled Catalog
.XLFXLIFF Document
.TCCTimeCalc Classic Data File
.CKTCircuitMaker File
.JNTWindows Journal File
.WDFWorkshare Compare DeltaFile
.FCSFlow Cytometry Standard File
.A6PAuthorware 6 Project
.PKAPacket Tracer Activity File
.OVFOpen Virtualization File
.HSTHistory File
.XLTMicrosoft Excel Spreadsheet Template (Legacy)
.ACCGraphics Accounts Data File
.TARConsolidated Unix File Archive
.PABPersonal Address Book
.Q09QuickTax 2009 Tax Return
.IMTMy Time Data File
.DVOCook'n Cookbook File
.MBGMicrosoft Mailbag
.EMLXPARTMail Message Attachment
.QPBQuickBooks Point of Sale Data File
.MWFMapGuide Author Map Window File
.IIFIntuit Interchange Format File
.TAX2009TurboTax 2009 Tax Return
.RDBN64 ROM Database
.MDLRational Rose Model File
.Q08QuickTax 2008 Tax Return
.PCRPCMark Vantage Benchmark File
.UPOIiGO Points of Interest File
.PHBMotorola Phone Book File
.FDBArt Explosion Catalog
.POTMMicrosoft PowerPoint Macro-Enabled Template
.T10At Home 2010 Tax Return
.U10UFile 2010 Tax Return
.LIBGeneric Data Library
.FDBPortfolio Catalog
.KEYCHAINMac OS X Keychain File
.RBTLEGO MINDSTORMS NXT Program
.RSCSymbian Application Compiled Resource File
.PDXAdobe Acrobat Index File
.LCMLipikar Custom Map File
.UCCAPILOGMicrosoft UCC API Log File
.PFCAOL Personal Filing Cabinet
.3DR3DMark Results File
.KEYApple Keynote Presentation
.RFORoboForm Option File
.DSZOrchida (OES) Embroidery File
.RPAxure RP Project File
.GRAMicrosoft Graph File
.BVPVodaHost BlueVoda Project File
.L6TLine 6 Tone File
.H12At Home Canada 2012 Tax Return
.PJ2xPlan Document
.PPFEdgecam Pathtrace Part File
.CRTXOffice 2007 Chart Template File
.SXIStarOffice Impress Presentation
.INInput File
.RETBusinessObjects Template
.BCMBusiness Contact Manager File
.GEDCOMGEDCOM Genealogy File
.MMPMaster Album Maker Project
.IDXNavigation POI File
.OBJRelocatable Object Code
.PPSXMicrosoft PowerPoint Slide Show
.SVFSerial Vector Format File
.VDBSymantec Virus Database File
.QVWQlikView Document
.CAVComodo Virus Definitions File
.XMLXML File
.SDFStructure Data File
.PTFScrapbook Flair Template
.FOXInfoZoom Data File
.SLXMathWorks Simulink Model File
.PDBProtein Data Bank File
.OPJUOrigin Unicode Project
.BGLBabylon Glossary File
.SAVSPSS Data File
.SDFStandard Data File
.NOTEBOOKSMART Notebook File
.USRSmartMusic Custom File
.XFDXFD File
.RPTCrystal Reports File
.PDXProduct Data eXchange File
.MNCMy Notes Center Notebook
.HDAHotDocs Auto-Assemble File
.STUPinnacle Studio Project File
.SLPSisulizer Project File
.EVEchoview File
.SDSOpenOffice Chart
.MNOMacromedia Design Note
.CMACoach Activity File
.ABYAOL Address Book File
.OEACCOUNTWindows Mail Account File
.IIIconWorkshop Extended Information File
.SC45SuperCard Project File
.DSYDirectory Synchronizer Project File
.DFPROJDVD Flick Project
.I5ZIUCLID 5 Import/Export File
.RCGRecog Character Recognition Set
.DVDPROJiDVD Project File
.FOBDynamics NAV Object Container File
.MPKTMOPEKS Trial File
.GWKGraphiCode PCB Job File
.BCIBelarc Advisor Report File
.GRVOffice Groove File
.PRO6PLXProPresenter 6 Playlist Bundle
.LMXLandmark Exchange File
.PKSOracle Package Spec File
.MOXExtendSim Simulation Software Model
.AWAnswer Wizard File
.TRDTrID Definitions Package
.T18H&R Block 2018 Tax Return
.XPTSAS Transport File
.QDFQuicken Data File
.SENSenTest Data File
.PKTPacket Tracer Network Simulation Model
.MPPMicrosoft Project File
.TSVTab-Separated Values File
.EXIFExchangeable Image Information File
.MOHOMoho Animation Project
.VOIVOI Group File
.PKBOracle Package Body File
.FLPActivPrimary Flipchart File
.OTPOpenDocument Presentation Template
.OFCOpen Financial Connectivity File
.TRAWinTrack Railroad Track File
.EMBWilcom Embroidery Design File
.GSGemStone Document
.PPTMMicrosoft PowerPoint Macro-Enabled Presentation
.SPSSPSS Program File
.OFXOpen Financial Exchange File
.IBAiBooks Author Document
.FFWPFormsForWeb Packet
.MJKQuestion File
.EFXeFax Document
.SEOSEO Note File
.PAFPersonal Ancestral File
.LVMLabVIEW Measurement File
.PDSPlanetary Data System File
.ACSAgent Character File
.ANMEAnime Studio Document
.ONEOneNote Document
.LBLNiceLabel Template File
.INXCompiled Script
.STMExchange Streaming Media File
.PSTOutlook Personal Information Store File
.MMAPMindManager Map
.AAESidecar Image Edit File
.MYIMySQL MyISAM Index File
.TRSWinTrack Railroad Track Text File
.PDASPDAStore Data Store File
.T13H&R Block 2013 Tax Return
.QB2011QuickBooks 2011 File
.HLHeuristicLab Storage File
.ASNDAdobe Sound Document
.TDLTab Delineated Format File
.ENEXEvernote Archive
.QB2013QuickBooks 2013 File
.RTERevit Project Template
.WGTIMPS Data File
.GRKGradekeeper Class Gradebook File
.PTZE-Transcript Bundle File
.QUICKEN2017Quicken 2017 Data File
.GDTgretl Datafile
.FMATFMAT Runfile
.T07TaxCut 2007 Tax Return
.VCFvCard File
.CELTXCeltx Project File
.TAX2018TurboTax 2018 Tax Return
.PXLPocket Excel File
.WPCWordPad Converter File
.XRDMLXRDML Data File
.NPLNokia Playlist File
.CAPPacket Capture File
.CSVComma-Separated Values File
.OMPOffice Manager Document Archive
.LP7LP7 Digitally Signed File
.PMOBroderbund Print Meta Object File
.JRPRINTJasperReports Print File
.GPIGarmin Point of Interest File
.XMCDMathcad Worksheet File
.T19H&R Block 2019 Tax Return
.SLKSymbolic Link File
.PXJRecordNow Project
.DPNDepiction Data File
.4DV4D View Ultrasound File
.XPGAutoplay Media Studio Exported Page
.IDXHMI Historical Log Index File
.GEDGEDCOM Genealogy Data File
.WINDOWSLIVECONTACTWindows Live Contacts File
.TAX2015TurboTax 2015 Tax Return
.TBTabbery Tab File
.VXMLVoiceXML File
.TDTTHOR Data Tree File
.FPSLFileMaker Pro Snapshot Link
.KPZKomodo Template File
.MDSXMEGA Saved Session
.VCEVisual CertExam Exam File
.MMathematica Input File
.TPFTransit NXT Pack Translation File
.GCWMicrosoft Mathematics Worksheet
.LSFLogos Library System File
.STYKZStykz Animation
.OUTOutput File
.SIMSAP Tutor File
.VCDValue Change Dump File
.CDXChemDraw Exchange File
.TAX2017TurboTax 2017 Tax Return
.XSLXML Style Sheet
.PRJProject File
.DAMDeltaMaster Analysis Model
.MDJStarUML Model File
.GBRGerber File
.QB2014QuickBooks 2014 File
.IMASage ACT! Email Message
.TEFTablEdit Tablature
.DCMDiskCatalogMaker Catalog
.TWBTableau Workbook File
.PTNPaperPort Thumbnail File
.ADCPAdobe Device Central Project File
.RTENavigation Route
.POTXMicrosoft PowerPoint Presentation Template
.ABPAVS Barcode Profile
.MDMHLM Multivariate Data Matrix File
.CDFCommon Data Format
.RPPREAPER Project File
.PTBPower Tab File
.TBKToolBook File
.ITXFileNet eForms Designer Template
.ROUGerber Route File
.T06TaxCut 2006 Tax Return
.OTLNoteTab Outline File
.PKHOracle Package File
.PD5Windows Live Photo Gallery Information File
.TAX2008TurboTax 2008 Tax Return
.ULFUniversal List File
.VRDVisio Report Definition File
.TE3WinTrack Object File
.MEXMacro Express File
.CVNCineVision Encoding Session
.XRPRationalPlan Project File
.PSPDPhotoSuite 5 Project File
.SDPSession Description Protocol File
.BRWCalyx Point Borrower File
.DIISummation Batch Load File
.MCDXMathcad Prime Document
.ID2Windows Live Messenger Emoticon File
.AB3PhotoImpact 3 Album File
.TDMLabVIEW Binary Measurement File
.WEAEcotect Weather File
.NPTPortfolio NetPublish Template
.NPPortfolio NetPublish File
.MMPMindManager Mind Map
.XMLPERLeCroy Binary Waveform File
.WGTXNBC Synaptic Weights File
.LIXLogos Library System File
.SCDTurboTax Tax Schedule List
.CNACatena Project File
.PD4Windows Live Photo Gallery Information File
.RNQRenque Model File
.OR6Lotus Organizer 6 File
.GNOGenoPro Genealogy Tree File
.ZSHEETZolo Sheet Spreadsheet
.EPFEdgecam Educational Part File
.XDBSymantec Virus Database File
.JDBSymantec Endpoint Protection Update File
.T16H&R Block 2016 Tax Return
.DSBWondershare DVD Slideshow Builder Project
.T11At Home 2011 Tax Return
.XPJRoboHelp HTML Project File
.QMTFQuicken Mac Transfer File
.SQDSQ Data File
.HS2HyperRESEARCH 2 Study File
.T08TaxCut 2008 Tax Return
.DASDeltaMaster Analysis Session
.XFOXSL-FO Formatted Form
.FOPInfoZoom Protected Data File
.SARSibelius Arrange Style
.PPFTransit NXT Pack Project File
.XFDFAdobe Acrobat XFDF File
.SPVSPSS Output Document
.PCAPNGPcap-NG Packet Capture File
.QFXQuicken Financial Exchange File
.MCDMathcad Document
.IESIES Photometric Data File
.GANGanttProject Project File
.MWMaple Worksheet
.ISFInspiration Flowchart Document
.MPHPhotostory Deluxe Project
.STAABAQUS Status File
.PODOpenProj Project File
.QIFQuicken Interchange Format File
.TAX2019TurboTax 2019 Tax Return
.MATMATLAB MAT-file
.MDXMultiple Index File
.MMFMeal-Master Recipe File
.FXPAdobe Flex Project File
.MDCMulti Dimension Cube File
.DBDDemoShield Project
.CTFWhereIsIt Catalog File
.PHMPro Home Manager Data File
.NDKLotus Notes Design Elements File
.WB3Corel Quattro Pro 7 and 8 File
.TAX2013TurboTax 2013 Tax Return
.DDCXDivX Descriptor 2 File
.FTWFamily Tree Maker File
.QBWQuickBooks Data File
.TAX2011TurboTax 2011 Tax Return
.EXPExport File
.DALDVD-lab Project File
.TT10TurboTax Canada 2010 Tax Return
.FMCFormConnect Form File
.XSLTXSL Transformation File
.SNAPFIRESHOWCorel SnapfireShow File
.MBXOutlook Express Mailbox
.HMLHostMonitor TestList File
.MWSMaple Classic Worksheet
.PNPROJProgrammer's Notepad Project File
.ITMSPiTunes Store Package
.GCGraphClick File
.SLESisulizer Package File
.MTWMinitab Worksheet File
.VDXVisio Drawing XML File
.ESXXactimate Insurance Claims Estimate
.EPWEnergyPlus Weather Data File
.SGMLStandard Generalized Markup Language File
.IGCAnime List Builder Input File
.TRSRosetta Stone Language Data File
.LIVEUPDATESymantec LiveUpdate File
.QB2012QuickBooks 2012 File
.RODActuate Report Object Design File
.QDPQuick and Dandy Plotter File
.XDNADNA Strider Sequence File
.FLOiGrafx FlowCharter File
.GRRGradekeeper Class Roster File
.TKFLTKLinks Saver Favorite Links File
.NPRNuendo Project File
.PJMxPlan Model
.TT12TurboTax Canada 2012 Tax Return
.DDCDivX Descriptor File
.CLMMagicJack Call Log File
.T09At Home 2009 Tax Return
.SHWCorel Presentation
.PXFTransit XV Pack Project File
.VILabVIEW Virtual Instrument File
.VTXVisio Template XML File
.KIDKidspiration Document
.LGHHMI Historical Log File
.OPXFlipAlbum Photo Album File
.FROdBASE IV Compiled Report
.IXBUlead Disc Image
.KPXKid Pix Picture
.ZDCCD Catalog Expert Database File
.WNKWink Presentation
.CSAPNA Code Calset File
.DMSPPhotoSuite Project File
.LSLLightScribe Label
.ULZUSBlyzer Data Capture File
.QB2009QuickBooks 2009 File
.ONDLotus Notes Encapsulated Memo File
.FOXSL-FO Form
.FHCFHC Data File
.TFATreeSoft CashFlow Analysis Data File
.SWKStudyWorks Save File
.TPBGROMACS Binary Input File
.TT13TurboTax Canada 2013 Tax Return
.LIXExtendSim Simulation Software Library
.BLBBlob Data File
.KPPKid Pix Presentation
.TETTextease CT Template
.SPUBDisc Cover File
.MBGMailbag Assistant Mailbox File
.TXFTax Exchange Format
.STPAnalysis Studio Project Information File
.TDAPalm To-Do File
.ITMiThink Model File
.LW4Lightwright File
.AWGActiveworlds Object Group File
.IVTBeyond 20/20 Table File
.WB2Corel Quattro Pro File

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