I = Borland C++ Preprocessor : intermediate preprocessor output file I = IDATM chemical modeller output file I = Phase Vocorder : Analysis data I = Progress Include File I0 = Winter Windows Scheduler file I00 = Winphone phonebook I01 = Winphone phonebook I02 = Winphone phonebook I16 = Nokia Logo File I17 = Pixel Power Collage image format I18 = Pixel Power Collage image format I1C = "IBM Voice Type" languages Newuser file I1I = "IBM Voice Type" languages Newuser file I2C = "IBM Voice Type" languages Newuser file I2I = "IBM Voice Type" languages Newuser file I3 = Modula-3 : Interface source I3C = "IBM Voice Type" languages Newuser file I3I = "IBM Voice Type" languages Newuser file I_I = Eru/erd file IA = Game: roland garros tennis persons file IAF = MS Outlook 97 and 2000 E-mail Account Settings IAM = AutoDesk Inventor Assembly IAN = Sterling Software COOL Business Team Model Text File Sterling now Computer Associates. IAP = 256 color Palette ASM IAX = IBM Image Access eXecutive file : IBM mainframe and workstation image prgs IB7 = Pixel Power Collage image format IBA = Image format unknown IBA = MDE InfoHandler Infobase File IBD = PDS Picture IBG = PDS format : Bitmap graphics - planetary images by NASA IBK = Sound Blaster Instrument Bank IBM = ARCHDOS : Compressed file archive (Internal IBM only) IBM = Commodore Amiga graphics IBY = ROM image component include file IC = Modula-3 : M3CG intermediate language file IC = Spice : Initial Condition IC0 = Mime: application/vnd.commerce-battelle IC1 = Atari Image : Bitmap graphics IC1 = Mime: application/vnd.commerce-battelle IC2 = Atari Image : Bitmap graphics IC2 = Mime: application/vnd.commerce-battelle IC3 = Atari Image : Bitmap graphics IC3 = Mime: application/vnd.commerce-battelle IC4 = Mime: application/vnd.commerce-battelle IC5 = Mime: application/vnd.commerce-battelle IC6 = Mime: application/vnd.commerce-battelle IC7 = Mime: application/vnd.commerce-battelle IC8 = Mime: application/vnd.commerce-battelle IC? = 2d Graphic IC_ = Compressed Ict file ICA = Citrix file ICA = IBM MO : DCA - IOCA 1 bit-bitmap ICA = Mime: application/vnd.commerce-battelle ICA = Misc ICAp = (MAC FILE_TYPE) Internet Config ICAp = (MAC FILE_TYPE) Internet Preference File ICB = Image Capture Board image format ICB = Truevision Targa format : Bitmap 2d graphics ICC = Animation Softdisk ICC = International Color Consortium profile for printers & scanners (Apple ColorSync 2.0) ICC = IronCAD Catalog file ICC = Kodak Camera file ICC = Mime: application/vnd.commerce-battelle ICD = IronCAD 2D CAD File ICD = Mime: application/vnd.commerce-battelle ICD = Rayman2 game file ICE = Archive .LZH/.Lharc (Cracked LHA) (old Lha) ICE = Cooltalk audio ICE = Mime: x-conference/x-cooltalk ICF = Cheyenne AntiVirus ICF = Mime: application/vnd.commerce-battelle ICL = icon library ImageForge ICL = icon library ImageForge PRO ICL = icon library pc tools ICL = icon library: ActivIcons ICM = Earl F. Glynn color tablecolor table ICM = ICC Profile; Image Color Matching Profile ICMP = Internet Control Message Protocol ICMS = Ragtime extensions file ICN = Icon language source code file ICN = Micrografx Icon ICN = RIP icon : Graphics ICN = SunOS mono icon icns = (MAC FILE_TYPE) Icons File ICO = Gimp Icon ICO = Icon ICE icon viewer ICO = Mime: image/x-icon ICO = Unix : Icon image ICO = Windows 3.x/95/NT Icon Resource ICO_ = (MAC FILE_TYPE) Windows Icon icon = (MAC FILE_TYPE) Folder Custom Icon ICON = Icon 8 chemical modeller output file ICON = Unix : Icon image (1bit black and white Sun icon file) ICP = Unix : Parameter file (IContact) ICQ = ICQ files archive files and exported address book. ICR = NCSA Telnet Interactive Color Raster graphic file : Bitmap graphics ICS = Image Cytometry ICS = Inovate 3D CAD File ICS = IronCAD 3D CAD File ICS = Outlook Calendar File ICS = SwiftView Command File ICT = image related file ( TIFF and ISO) ICTE = (MAC FILE_TYPE) Internet Config ICV = film .AVI (Bond) ICV = In Chair Viewing ICW = Icon file ICW = MS Internet Explorer Internet Connect Wizard ICX = More Than Words file ID = 3d Graphic ID = Disk Identification File ID = Gamecode ID = Lotus Notes ID File ID = MS Data Map Microsoft MS Data Map ID3 = ID3 resource ID_ = C Poet compressed Disk1 file IDA = MS Server File (Code Red Worm attaks default.ida) IDB = A-B-CD Info file IDB = Delphi Pascal Object file IDB = IDA : Database IDB = MS Developer Intermediate MDPX File IDC = Core Software tech IDC file : Bitmap graphics IDC = IDA C language source code file IDC = Internet Database Connector : Document IDC = Mime: text/plain IDC = SQL (Structured Query Language) file. Information needed to access an ODBC database. IDD = MIDI Instrument Definition IDE = Borland C++ : Project IDE = gen. file used to store settings for an IDE compiler IDE = Integrated Development Environment Configuration File IDE = Sophos Anti-Virus Virus IDEntity File IDF = Identification file IDF = Sound IDF = Windows 95 : MIDI Instrument Definition IDIF = Netscape saved address book : Identification file IDL = Snappy Devdocs IDL = Visual C++ : Interface definition library file iDLL = (MAC FILE_TYPE) CodeWarrior DLL IDM = Ulead Photo Express messages file IDMEF = Snort file IDO = DICTWB file IDQ = Data Query Internet IE Explorer IDQ = SQL (Structured Query Language) query iDrw = (MAC FILE_TYPE) ClarisImpact Drawing IDS = 3D data file for Minos IDS = IDA : Imported names format IDS = Scene file (Infini-D) IDS = WFO-A : Data IDT = Identification IDW = Aldus IntelliDraw Vector Graphic IDW = AutoDesk Inventor Drawing IDX = Corel QuickFinder Information IDX = FAX file IDX = Header information (CMYK image) (Stork format) IDX = ICQ index IDX = Index file (Microsoft Clip Gallery v. 1.x) IDX = Index file Pro/Engineer IDX = Index file, used by many applications IDX = LaTeX index IDX = Microsoft Outlook Express file: mailbox IDX = Misc IDX = Relational database index (Microsoft FoxPro) IDX = Symantec Q&A relational database index file IDX = temporary Internet Mail file AOL IDY = Index file IE1-3 = Internet Explorer 3 Address Book IE3 = Internet Explorer 3 file IEE-695 = IEEE 695 information (postscript) IEF = Image Exchange Format : Bitmap graphics IEF = Mime: image/ief IEFS = Mime: image/ief IEL = Erazer98 file IEM = Informix error message IES = Photometric File Data IF9 = Pixel Power Collage image format IFD = Jet Form Design Form IFF = Alias Wavefront image IFF = Amiga IFF/8SVX Interchange File Format : Bitmap graphics IFF = Amiga IFF/8SVX Interchange File Format : Sound IFF = Bitmap image , many formats IFF = Bitmap image Amiga IFF ILBM IFF = Bitmap image Deluxe Paint IFF = Bitmap image Electronic Arts IFF = Bitmap image Sun TAAC Image File Format IFF = DESR VFF greyscale bitmap image IFF = Graphic, Sound (Interchangeable File Format) IFF = Image Deluxe paint, Electronic Arts IFF = Maya image format IFF = Philips CDi File IFF = ProWrite Document IFF = Simple Musical Score IFF = Sun TAAC Image File Format : SDSC Image Tool IFF = TDI Explore image IFF = TextCraft Document IFILE = Amaya i386 file IFM = Mime: application/vnd.shana.informed.formdata IFN = Amma Lsb v1.0 init file IFO = DVD datafile : Digital Video Disk IFO = ImageForge Pro : Graphic object layer data IFO = Info file IFP = KnowledgeMan : Script IFR = Game: Formula 1racing Databin Cars _common file IFS = Fractint : Iterated function system fractal IFS = IconForge ImageForgePro Image EXE Library IFS = Mime: image/ifs IFS = OS/2 installable file system IFS = YuvPak : Fractal image compressed file IFX = IMAGINE effect file IG = Modula-3 : Generic interface source IGES = Draft for IGES 5.x IGES = Initial 2D/3D Graphics Exchange Specification ( many prgs, Autocad and sim..) IGES = Mime: application/iges IGES = Mime: model/iges IGF = Bitmap Picture : Hijack graphics bitmap IGF = Image Systems IGF = Inset Systems metafile IGF = Misc IGF = Sound file IGF = vector graphics IGL = inSORS IG Layout File http://www.insors.com IGM = inSORS IG Meeting File http://www.insors.com IGN = ICQ ignore list IGP = Igor Reader Sheet Music File IGR = SmartSketch : Drawing design file IGS = 2D or 3D CAD model : Initial Graphics Exchange Specification format IGS = CAD overlay 4.1-7.2 (releases 12&13 and S8 release 14) IGS = IGS setup existing account IGS = Image Systems Grayscale, 8-bits IGS = Mime: application/iges IGS = Mime: model/iges IGT = ImageGadget Template by altuit http://www.altuit.com IGV = inSORS IG Venue File http://www.insors.com IGX = iGrafx flow chart and process model IHP = Watcom : Help file IHS = Bink/+ : Inbound History IHTML = yet another HTML format , see html,htm,stm,dhtml,mhtml,thtml,shtml,.................. II = gcc : Preprocessed C++ source code IID = Tonline Bsw4 install Iid file IIF = Mime: application/vnd.shana.informed.interchange IIF = QuickBooks for Windows : Interchange file III = Intel IPhone-compatible III = Mime: application/x-iphone IIM = Image Inshape IIM = Music Module IIMG = Interleaf image format IKO = Windows Icon Resource see ico IL = default extension of .NET Assembler(ILASM.EXE) (IL = Intermediate Language) IL = Fortran 90 : Inline expansion file IL = Icon Library : HDC Designer Icon Lin Dll format ILB = Scream Tracker : Data ILBM = Amiga Interleaved BitMap format : Bitmap graphics ILG = MakeIndex (TeX) track file ilht = (MAC FILE_TYPE) Internet Location File iLib = (MAC FILE_TYPE) ClarisDraw Art Library ILK = Microsoft Link : incremental linker info ILL = 2d Graphic ILL = Agati illustrated image file ILL = ILL Transaction File ILM = Amiga IFF Image ilma = (MAC FILE_TYPE) Mailto UR ILS = Win3 Winword file ILSR = Iomega reader IM = 3d Graphic IM = Sun raster file : grey Bitmap graphics IM04 = Image Sun Raster IM1 = 1bit Sun raster file : Bitmap graphics IM24 = 24bit Sun raster file : Bitmap graphics IM30 = Image Sun Raster IM32 = 32bit Sun raster file : Bitmap graphics IM5 = Image IM5 (Visilog) IM8 = 8bit Sun raster file : Bitmap graphics IM? = 2d Graphic IM_ = Midiprg Improve compressed file IMA = AIM Grey Scale image IMA = EGO - Chart - Autumn : Mirage vector graphics IMA = Mime: application/x-ima IMA = WinImage : Graphics IMA = Zenographics image IMAGE = Disk Copy, ShrinkWrap : Disk Image IMAGINE = Object & Texture Imagine 3.0 IMAKE = Imake file IMAP = Mime: application/x-httpd-imap IMC = game sound similar to wav Dark Forces, Phantom Menace and X-Wing Alliance IMD = Mime: application/immedia IME = WINXP SYSTEM32 DLLCACHE file IMF = ImageForge Image EXE Library saved filtered brushes IMF = MIDI music file Corridor 7 IMF = MIDI music file Blake Stone IMF = MIDI music file Spear of Destiny IMF = MIDI music file Wolfenstein 3D IMG = ADEX Corporation ChromaGraph graphics cards : Bitmap graphics : 4bit or 8bit IMG = Alias Research, Vivid ray-tracer : Bitmap graphics (24bit RLE) IMG = ArcView : ERDAS Imagine image file IMG = Bitmap Graphic (several programs) IMG = CloneCd Related File IMG = Disk Copy, ShrinkWrap : Disk Image IMG = Erdas Imagine MIS Picture Format IMG = Image Whatnot Picture Format IMG = Old or New style Gem Format IMG = Planetary Data System image format IMG = Radiance Picture Format IMG = Starbase Picture Format IMG = Ventura Publisher : Bitmap graphics VDI image format IMH = IncrediMail contacts exportfile IMH = IRAF format files image format IMI = Turbo Pascal Dos file IMJ = Pegasus Image Corp format : Bitmap graphics IMP = Crayola Art Image IMP = FileMaker Pro : Import data filter IMP = IMP : Compressed file archive IMP = Lotus Improv : Spreadsheet IMP = Lotus Improv Spreadsheet IMP = Mime: application/vnd.accpac.simply.imp IMP = Pascal implementation IMP = Urban Chaos Game File IMQ = ImageQ : Image presentation IMQ = Planetary images by NASA (compressed PDS format) IMS = IconForge : Create executable library data IMS = Mime: application/immedia IMS = Music file IMS = Rebel Assault file IMT = IMNET Graphics format IMZ = WinImage compressed file IN = Input file IN = McAfee Antivirus : EDISKDOS.in IN$ = HP NewWave : Installation file IN0 = backup of INI IN1 = Ini file back IN2 = InoculateIT virus scanner IN3 = Input Device driver of HARVARD GRAPHICS 3.0 IN_ = MS Setup information (not!! compressed text) INA = Dos file INB = Rebel Assault backup INB = Vermont HighTest : Test script INC = Active Server include file INC = Astro windows file INC = INClude file (several programming languages) INC = JAWS text file INC = MS-Backup incremental file INC = PovRay 2 or 3 INC = Spice : Include file subcircuit INC = Wincommander include file IND = dBase IV or DataPerfect Index IND = LaTeX or TeX makeindx index IND = Shared Database file (Specifically in Microsoft Windows) IND = windows/applog index inDd = (MAC CREATOR CODE) Indesign's Document (also *.indd) (PC ext: IND) inDd = (MAC FILE TYPE) Indesign's Document INDD = Adobe Indesign Document INDEX = Index file INDIGO = Indigo Graphics Format inDn = (MAC CREATOR CODE) InDesign inDn = (MAC FILE TYPE) Indesign's Document (also *.indd) (PC ext: IND) IndX = (MAC FILE_TYPE) EasyView Index Indx = (MAC FILE_TYPE) Microsoft Mail Index INF = "AUTORUN.INF", auto-start CD-ROM INF = Adobe Type Manager font information INF = BLUEWAVE inf file INF = General information file INF = Hypertext help system file (OS/2 Buch) INF = Inspiration Mind Mapping Software File(ver 7-) INF = Mime: application/inf INF = OS/2 2.0 Information Presentation Facility (IPF) Data Format INF = Type 1 LaserJet font information file (soft font installers) INF = Windows setup file/ install script INFINI-D = Infini-D 3.0 Format INFO = Amiga : Icon Data INFO = unix : GNU info reader (output from texinfo) INFO-1 = cygwin info file INFO-10 = cygwin info file INFO-11 = cygwin info file INFO-12 = cygwin info file INFO-13 = cygwin info file INFO-14 = cygwin info file INFO-15 = cygwin info file INFO-16 = cygwin info file INFO-17 = cygwin info file INFO-18 = cygwin info file INFO-19 = cygwin info file INFO-2 = cygwin info file INFO-20 = cygwin info file INFO-21 = cygwin info file INFO-22 = cygwin info file INFO-23 = cygwin info file INFO-24 = cygwin info file INFO-25 = cygwin info file INFO-26 = cygwin info file INFO-27 = cygwin info file INFO-28 = cygwin info file INFO-29 = cygwin info file INFO-3 = cygwin info file INFO-30 = cygwin info file INFO-4 = cygwin info file INFO-5 = cygwin info file INFO-6 = cygwin info file INFO-7 = cygwin info file INFO-8 = cygwin info file INFO-9 = cygwin info file INGR = Intergraph Raster File Format INH = Visualbasic Basfwin file INI = file used by many prgs to set parameters for a program start INI = Gravis UltraSound : Bank setup file INI = MWave DSP synth's mwsynth.ini GM-setup INIT = (MAC FILE_TYPE) Extension INK = CorelDraw : Pantone reference fills file INK = Mimio Ink File INL = MS Visual C++ Inline Function File INM = Fax master file INN = Micro Focus COBOL/2 : Overlay INN = PHANTASMAGORIA ini file INO = Inno setup Script Files file INP = Oracle Source Code INRS = INRS-Telecommunications audio : Sound INS = Ensoniq EPS Family Instrument INS = Inspiration Mind Mapping Software File(ver-6) INS = InstallShield Script INS = Internet Naming Service INS = Microsoft IIS : Internet communications settings INS = Mime: application/x-insight INS = Mime: application/x-internet-signup INS = Mime: application/x-internett-signup INS = Mime: application/x-NET-Install INS = Netware installation file INS = Sample Cell/II MAC/PC instruments INS = WordPerfect File INS = X-Internet sign-up file INSIGHT = Mime: application/x-insight INST = 3d Graphic INST = Mime: application/x-install INST = Object Oriented Graphics Library (OOGL) INT = Borland Interface Units INT = Delphi Pascal; Delphi Interface (Include file) INT = Foxpro Code Page INT = Intermediate Code used for syntax checking (various) INT = Signature - Micro Focus COBOL/2 : Intermediate code (semi-compiled) INTELLIFONT = Intellifonts (outline typefaces used in hp laserjet) INTER = Interspector Project File Intl = (MAC FILE_TYPE) Intel Vide INTO = Interspector Object File INTU = (MAC FILE_TYPE) Quicken INT = (MAC FILE_TYPE) Quicken INV = Windows Update file INVENTOR = SGI Open Inventor: Open Inventor File Translator INX = Foxpro file Index PR: FOXBASE IN~ = King's Quest 7, Grabriel Knight, compressed file IO = CPIO : Compressed file archive IO = Modula-3 : Object file IOB = 3D object, Imagine 1, 2 or Turbo Silver TDDDB format IOC = Instant ORGcharting! : Organizational chart IOCA = Image Object Content Architecture : Bitmap graphics IOF = Microsoft Findit : Findit document ION = 4DOS descript.ion file : File descriptions ION = gen description file ION = Mascot data file : Plain text IP = IconPackager Icon Set IP = Interactive Physics : Data IP = Internet Protocol IP = Mime: application/x-ip2 IP = NRC Inspection Manual : Inspection Procedures IP = Profile IPD = InstallPROG 6 EDBS Install Database IPE = System.ini et Win.ini backup made by Wacom Pen IPF = Microsoft SMS Installer Script (with System Management Server 2.0) IPG = Mindjongg Format image format IPH = InterPaint (Hires) image format IPK = Mime: application/vnd.shana.informed.package IPL = Corel Pantone Spot Reference Palette IPL = Ink Palette IPL = InstallPROG 6 EDBS File Library IPL = IPLab 3.1 IPN = AutoDesk Inventor Presentation IPR = IntelliJ Project XML data IPS = International patching system binary patch file IPS = IPIX : IPScript IPS = Mime: application/x-ipscript IPT = AutoDesk Inventor Part IPT = InterPaint (Multicolor) image format IPTC = Newswire profile IPU = Internet Phone User ( Vocaltech IPhone ) IPX = Interactive Pictures Corporation AV File IPX = Ipix Spherical panorama IPX = Mime: application/x-ipix IQ = IBM query file IQD = Webstir file IQI = IBM query IQR = IBM query IQT = IBM query IQY = Excel Web Internet Query IRC = IRCAM format : Sound IRCAM = IRCAM SoundFile files IRD = Ird Append file IRF = Phonecat2 Ocp97 file IRIS = Silicon Irix Graphics Raw Red, Green and Blue bytes image IRIX = Irix (make-) file IRIX6 = Irix 6 file IRIX64BIT = (make-) file for Irix 64 bit IRS = WordPerfect IRS Resource File IRTP = Graphicon-2000 Interactive Real-Time PHIGS : Graphics file format IS = Modula-3 : Intermediate assembly file ISD = RapidFile : Spelling Checker dictionary ISF = Inspiration Mind Mapping Software File ISFF = Intergraph Standard File Format (see .DGN) ISH = Compressed file archive by ISH ISH = Image Speeder Image ISH = Image System (Hires) image format ISL = Inno Setup 1.3 file ISM = Image System (Multicolor) image format ISM = Mime: model/vnd.gdl ISM = Mime: model/vnd.gs.gdl ISO = 9660 = iso 9660 cd-rom file system format ISO = CALS ISO 8613 : Bitmap graphics ISO = Easy CD Creator CD image file ISO = International Standards Organization : ISO-9660 table ISO = ISO Buster File ISO-11172 = mpeg 1 spec.(iso 11172) ISP = Internet/Internationnal Communication Settings parameter file ISP = Microsoft IIS : Internet Service Provider settings Microsoft IIS ISP = Mime: application/x-internet-signup ISP = X-Internet sign-up file ISR = Go-Moku game file ISS = InstallShield Silent Response File ISS = ISS image format issp = (MAC FILE_TYPE) Internet Search Sitelesrc IST = Digitrakker Instrument File (by n-Factor) IST = Imagine staging : stage editor file IST = IsoStar Library of intermolecular interactions IST = MakeIndex (TeX) style index IST = Mime: chemical/x-isostar ISTR = IsoStar Library of intermolecular interactions ISTR = Mime: chemical/x-isostar ISU = Easy CD Creator 4 Uninstall File ISU = InstallShield Uninstall Script Uninst.exe ISU = Mime: video/x-isvideo ISU = Netscape File IT = Impulse Tracker Music Module MOD IT = intalk : Settings IT = Mime: audio/it IT = Mime: audio/x-mod IT = Read.it ITA = read me in italy ITC = Uthscsa Imagetool Calibration file ITCL = cygwin iwidgets3.0.0 scripts file ITD = System Dll file ITF = JPI TopSpeed Pascal : Interface file ITG = Intergraph Format : Bitmap graphics ITH = InTether technology secured file ITI = Impulse Tracker Instrument ITK = cygwin itk3.0 file ITM = Item / Article / Zone ITP = Mime: application/vnd.shana.informed.formtemp ITS = Impulse Tracker Sample ITS = International translation ITS = Internet Explorer Document Set ITSS = MS-ITSS File, open with: Internet Explorer -nohome ms-itss ITU = Sheffield dictionary file ITW = IT Works application data file ITX = Texture IMAGINE ITZ = Mime: audio/x-mod IV = Inventor VRML Format /SGI Inventor graphics programming package. ivview SGI machines IV = Mime: application/x-inventor IV-VRML = Inventor VRML Format document IVB = Truevision Targa format : Bitmap graphics IVD = Beyond 20/20 : Microdata dimension or variable-level file IVF = Indeo Video File IVF = Mime: video/x-ivf IVI = MSDN (Microsoft Developer's Network) InfoViewer 5.0 topic IVP = Beyond 20/20 : User subset profile IVQ = MSDN InfoViewer 5.0 index full-text searches IVR = live picture : Virtual reality world IVR = Mime: i-world/I-vrml IVR = Mime: i-world/i-vrml IVT = Beyond 20/20 : Table or aggregate data IVT = Misc info IVT = MSDN InfoViewer 5.0 Information Title IVU = Picture : IVUE Live Picture Drawing IVUE = Live Picture multi-view format IVX = Beyond 20/20 : Microdata directory IVY = Mime: application/x-livescreen IW = IBM updater file IW = IconAuthor - HSC InterActive : Presentation flowchart IW = Idlewild : Screensaver jar archiv IW4 = DjVu image format IWA = Text file PR: IBM Writing Assistant IWC = Installwatch Database (install monitor) IWC = WaveLet format image format IWM = IconAuthor start file (AimTech Corp) IWP = Wang : Text document IWZ = ItemWizard.exe (MagicItem Plugin for Content Manangement Utility for Hemingway Content Management System: www.altuit.com) IX = Framemaker Index File IX = Modula-3 : Linker information IX = Paperport Search File IXC = ArcView : geocoding index for read-write coverages IXF = IFX for FAX : Fax document file IXI = AlephOne.Document open with: ALEPHOne.EXE /dde IXS = ArcView : geocoding index for read-write shapefiles IZT = IZL : Binary token file