Alphabetic File Extension List

The file extension list you requested is shown on this page. It loads as a table so please give it a moment as some of the lists are quite long. These lists contain basic information: the extension, the name of the program it works with, the specific function of the file, and the company that makes the program. Not all extensions have all of the data. Click on the extension of interest to see the detail page for that extension. Total extensions in this particular list: 1047.

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Extension Information
I APLAC Source Code Data File (APLAC)
I C++ Preprocessor Intermediate File (Borland Software Corporation)
I INTERCAL File
I Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
I Phase Vocorder Analysis Data
I Progress Database Include File (Progress Software Corporation)
I Integra Database (Imagina Software)
I-E i-Enforce Security File (ICM Conversions & Management)
I0 Winter Windows Scheduler File
I00 (100-103) Winphone Phonebook
I16 Nokia Phone Logo File (Nokia)
I17 Pixel Power Collage
I18 Pixel Power Collage
I1C IBM Voice Type Language Newuser File
I1I IBM Voice Type Language Newuser File
I2C IBM Voice Type Language Newuser File
I2D Wyse Device Management Thin Client Disk Image File (WYSE)
I2I IBM Voice Type Language Newuser File
I2S Invision for mIRC Settings
I3 Modula-3 Interface Source
I3C IBM Voice Type Language Newuser File
I3F I3 Fax File (Interactive Intelligence Inc.)
I3I IBM Voice Type Language Newuser File
I3ML I3ML Source Page
I66 Interactive66 Graphic Design Information
IA Roland Garros Tennis Person File
IA6 IApproach Data File (Workfile) (Tdata, Inc.)
IAF Windows Live Mail Contacts Database (Microsoft Corporation)
IAF Outlook Express Account Settings (Microsoft Corporation)
IAF Quikscribe Intelligent Audio File (Quikscribe Pty Ltd)
IAF Outlook 97 and 2000 E-mail Account Settings (Microsoft Corporation)
IAF IAFA Document
IAF Informer Configuration (Dataconomy)
IAFA IAFA Document
IAM Inventor CAD (Autodesk, Inc.)
IAN Sterling Software COOL Business Team Model File
IAO ImperiumAO Data File (Imperium)
IAP Iguana Active Server Active Page Script (ILan Game)
IAP ASM Palette
IAP TeamBG File
IAR CD Katalog (KRISoftware)
IAS Iguana Active Server Script (ILan Game)
IAX IBM Image Access Executive Bitmap
IB7 Pixel Power Collage
IBA Image
IBA IBasic Source Code File
IBA InfoHandler Infobase File (MDE Software)
IBC IncrediBar Cursor File (IncrediMail Ltd.)
IBD MySQL - InnoDB Database Table (Sun Microsystems, Inc.)
IBD Windows Installer File (Microsoft Corporation)
IBD PDS Picture
IBF Instant Backup (Towodo Software)
IBG Bert's Dinosaurs File
IBG NASA PDS Graphic Format
IBG iBridge Project Workspace (i2 Inc.)
IBK (Kodak) Imaging for Windows Bookmark (Microsoft Corporation)
IBK ICE Book Reader Professional Book File (ICE Graphics)
IBK National Construction Estimator 32 Picture File
IBK Sound Blaster Instrument Bank (Creative Technology Ltd.)
IBL IBasic Component Language File
IBL PCLTool Index-by-Location File (Page Technology Marketing, Inc.)
IBM Archdos Compressed File
IBM Commodore Amiga Graphics
IBP IsoBuster CD/DVD Layout File (Smart Projects)
IBQ IsoBuster Optical Media Data Container File (Smart Projects)
IBS IncrediBar Skin (IncrediMail Ltd.)
IBS i2 iBase File
IBT IBTracer Infiniband Link And Protocol Analyzer InfiniBand Trace File (Computer Access Technology Corporation)
IBX Interscope BlackBox File
IBY ROM Image Component Include File
IC Modula-3 M3CG Intermediate Language File
IC Spice Initial Condition
IC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IC ICwin Climatización por agua Project Data (Procedimientos-Uno, S.L.)
IC1 Imagic Bitmap Graphic
IC1 ZyIMAGE Index
IC2 IMagic Bitmap Graphic
IC3 IMagic Bitmap Graphic
ICA Identity Compass Encrypted Answers (Identity Compass International GmbH.)
ICA Image Object Content Architecture (IOCA) Graphics File
ICA Citrix Independent Computer Architecture File (Citrix)
ICAL iCalendar Calendar Data (Apple Inc.)
ICALENDAR iCalendar Calendar Data (Apple Inc.)
ICB Image Capture Board
ICB Targa Bitmap
ICC Apple ColorSync 2.0 (Apple Inc.)
ICC Kodak Printer Image
ICC IronCAD Catalog
ICC ICC Profile Format File
ICC ArtIcons Pro Icon Collection (Aha-Soft)
ICC Animation Softdisk
ICCP Identity Compass Encrypted Culture Profile (Identity Compass International GmbH.)
ICD Actuate Information Object Cache Definition (Actuate Corporation)
ICD SafeDisc Encrypted Digital Rights Management File (Acresso Software Inc.)
ICD ASTi Model Builder
ICD File Associated with Many Games
ICD IronCAD 2D CAD File
ICD Rate Structure File
ICD Rayman2 Game File
ICDX Home Organizer Document (Imagery Concepts, LLC)
ICDX FilePic Document (Imagery Concepts, LLC)
ICE Freeze! Compressed Archive (Reeve Soft)
ICE Archive
ICE IceChat IRC Client IceChat Script File
ICE ICEOWS Compressed File (Raphaël et Béatrice Mounier)
ICE Cooltalk Audio
ICEICEBABY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICF Cheyenne AntiVirus
ICF ICOM CS-2100 Radio Programming Data
ICF INI Creator for X10 Remote Control
ICF RapidForm INUS Compression Format File (INUS Technology, Inc.)
ICF Insane Chat Saved Conversation
ICG Image Comparer Image Comparison Results (Bolide Software)
ICL Clean File
ICL Icon Library File
ICM Earl F. Glynn Color Tablecolor Table
ICM Image Color Matching Profile File (Kodak)
ICM Windows Color Matching Control (Microsoft Corporation)
ICM ICC Profile, Acer Monitor Drive
ICMP Internet Control Message Protocol
ICMS Ragtime Extensions File
ICN HP Palmtop 100/200LX Icon
ICN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICN RIPTerm Image
ICN AT&T Graphic Format
ICN Bert's Dinosaurs File
ICN Icon Programming Language Source Code File
ICN Micrografx Icon
ICN SunOS Mono Icon
ICNS Macintosh OS X Icon File (Apple Inc.)
ICO GIMP Icon (The GIMP Team)
ICO OS/2 Icon
ICO Sun Icon/Cursor
ICO Windows Icon (Microsoft Corporation)
icon UNIX Icon/Cursor
ICON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICON2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICONES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICONS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICONS1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICONS2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ICP Identity Compass Encrypted Profile (Identity Compass International GmbH.)
ICP UNIX Icontact Parameter File
ICP InterCept File
ICP Icarus 2.0 (Random Software)
ICPR ArtIcons Pro IconProject (Aha-Soft)
ICQ ICQ Saved File (ICQ Inc.)
ICR NCSA Telnet Interactive Color Raster Graphic
ICS Inovate 3D CAD File
ICS Image Cytometry
ICS SwiftView ICS Command File (SwiftView, Inc.)
ICS Outlook Calendar File (Microsoft Corporation)
ICS iCalendar Calendar Data (Apple Inc.)
ICS CopyControl Generic Copier Floppy Disk Image (Microcosm Ltd.)
ICS IronCAD 3D CAD File
ICT TIFF and ISO Image Related File
ICTX FilePic Transport Container (Imagery Concepts, LLC)
ICTX Home Organizer Transport Container (Imagery Concepts, LLC)
ICV In Chair Viewing
ICV Bond .AVI Film
ICW InterCAD File
ICW MS Internet Explorer Internet Connect Wizard
ICW Icon
ICX More Than Words File
ICX VisualAge Smalltalk Enterprise Program Image File (IBM)
IC_ Compressed LCT File
ID Gamecode
ID Disk Identification File
ID 3D Graphic
ID Pegasus Mail (David Harris)
ID AOL Instant Messenger (AIM) Buddy Icon (America Online, Inc.)
ID Notes ID File (IBM)
ID Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ID MS Data Map (Microsoft Corporation)
ID3 ID3 Resource
IDA IIS Server File (Microsoft Corporation)
IDAPI Integrated Database Application Programming Interface (Borland Software Corporation)
IDB IDEA! Project Management Database (SYCON Gmbh)
IDB Database Used by Disassembler
IDB MS Developer Intermediate MDPX File
IDB A-B-CD Info File
IDB Developer Intermediate File (Microsoft Corporation)
IDB Delphi Pascal Object File
IDC Structured Query Language (SQL)
IDC IDA C-like Language Source Code
IDC Core IDC
IDC Internet Database Connector Document
IDD MIDI Instrument Definition
IDD Complete Works Database-related File (Toplevel Computing)
IDE Grand Theft Auto III Model IDs and Properties (Rockstar Games)
IDE ideCAD Structural Structural 3D Design Model (ideYAPI Ltd. Sti.)
IDE C++ Project (Borland Software Corporation)
IDE ideCAD Architectural Architectural 3D Design Model (ideYAPI Ltd. Sti.)
IDE Integrated Development Environment Configuration File
IDE Sophos Anti-Virus Virus Identity File
IDEA Brainbloom Document (Gael Limited)
IDEAS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IDEMO Instant Demo Project File (NetPlay Software)
IDENTIFIER Internet Explorer Zone Identification Information (Microsoft Corporation)
IDF InspireData File (Inspiration Software, Inc.)
IDF Printed Circuit Board Data Exchange File
IDF Identification File
IDF MIDI Instruments Definition File (Microsoft Corporation)
IDF ARTiSAN Real-time Studio ID
IDI i-deas Web ACCESS File
IDIF Netscape Saved Address Book
IDK OS/2 Saved SKF Format File (IBM)
IDL CRiSP Harvest File
IDL OMG CORBA Interface Definition Language
IDL Snappy Devdocs
IDL Visual C++ Interface Definition File (Microsoft Corporation)
IDLK InDesign Lock File (Adobe Systems Incorporated)
IDM Ulead Photo Express Messages File (Corel Corporation)
IDM Fahrenheit The Game - DAT + IDM Archive (Quantic Dream)
IDMEF Snort File
IDOL Idle Scripting Language Object Library - Bytecode (Thomas Lauer)
IDQ Structured Query Language (SQL) Query
IDQ Internet Data Query File
IDR CompactDRAW Object(s) (MediaChance)
IDS Infinity Game Engine Numbers to Description Map (BioWare Corp.)
IDS WFO-A Data
IDS Minos 3D Data File
IDS Infini-D Scene File
IDS IDA Imported Names Format
IDSP Gamecube Streamed Audio File (Nintendo)
IDT Identification
IDT Text Archive Table
IDT Output of DLL2IDT Utility
IDT Windows Installer File (Microsoft Corporation)
IDU Interleaf Desktop Utility (BroadVision)
IDV Inventor Design View Tree (Autodesk, Inc.)
IDW IntelliDraw Vector Graphic (Adobe Systems Incorporated)
IDW Inventor CAD (Autodesk, Inc.)
IDWORDCOUNT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IDX Complete Works Index File (Toplevel Computing)
IDX Ca Visual Objects Platform for Developer (CAVO) Index File (CA)
IDX NoX
IDX Java Applet Cache Index (Sun Microsystems, Inc.)
IDX VSFilter Index File
IDX Symantec Q&A Relational Database Index File (Symantec Corporation)
IDX Stork Format Header Information
IDX Outlook Express Mailbox Index (Microsoft Corporation)
IDX LaTeX Index
IDX Pro/ENGINEER Index File (PTC)
IDX Index
IDX ICQ Index (ICQ Inc.)
IDX FAX File
IDX Corel QuickFinder Information
IDX Clip Gallery 1.x Index (Microsoft Corporation)
IDX ArcView Geocoding Index For Read-Only Datasets (ESRI)
IDX AOL Temporary Internet Mail File
IDX RCA/Lyra Handheld MP3 Player Database Index (RCA)
IDX FoxPro Index (Microsoft Corporation)
IDY Index File
IDY Debug Information File
IDZ i-deas Web ACCESS File
ID_ C Poet Compressed Disk1 File
IE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IE1-3 Internet Explorer 3 Address Book
IE3 Internet Explorer 3 File
IEE-695 IEEE 695 Information (Hewlett Packard)
IEF Image File
IEL particleIllusion SE Emitter Library (wondertouch, LLC)
IEL Erazer98 File
IEM Informix Error Message
IEPK IE Privacy Keeper Program Settings File (BrowserTools.net)
IES IESNA Photometric File Data (Illuminating Engineering Society)
IET IETheme Internet Explorer Theme (Eye Can Publishing)
IF9 Pixel Power Collage
IFB Siebel Interface Configuration File (Siebel Systems)
IFC All Image Compressed Image File (Towodo Software)
IFD Jet Form Design Form
IFF TextCraft Document
IFF The Sims Object/Data File (Electronic Arts (Maxis))
IFF Maya IFF Bitmap
IFF TDI Explore & Alias Wavefront Image
IFF Sun TAAC Image File
IFF Simple Musical Score
IFF ProWrite Document
IFF Philips CDI File
IFF DESR VFF Greyscale Bitmap Image
IFF Amiga Bitmap Graphic (Amiga)
IFF Amiga Sound (Amiga)
IFF Deluxe Paint Image (Electronic Arts, Inc.)
IFI inFlow Inventory Database Backup File (inFlow Inventory Software)
IFILE Amaya i386 File
IFL Descent 3 Ship Graphic
IFL 3ds Max Animation File List Control (Autodesk, Inc.)
IFM IFS Applications Message File (IFS AB)
IFM Brighterion iPrevent Fraud Model
IFM Shana Informed Filler
IFN Amma Lsb v1.0 Initialization
IFO Info File
IFO BioWare Aurora Engine Information File (BioWare Corp.)
IFO ImageForge Pro Graphic Object Layer Data
IFO DVD Info File
IFP KnowledgeMan Script
IFR Formula 1 Racing Databin Cars Common File
IFS Yuvpak Compressed Fractal Image
IFS OS/2 Warp Installable File System
IFS Fractint Iterated Function System Fractal
IFS InfoSlips Secure Information Package (InfoSlips)
IFS Fractint Iterated Function System Parameters
IFS IconForge Image EXE Library
IFU All Image Uncompressed Image File (Towodo Software)
IFX IMAGINE Effect File
IFX ImageSoft v2.00 Graphic
IFX Fax File
IFX Rational XDE (IBM)
IG Modula-3 Generic Interface Source
IGC SeeYou Flight Data (Naviter)
IGC Global Positioning System Datalog File (Fédération Aéronautique Internationale)
IGES Initial 2D/3D Graphics Exchange Specification
IGES IGES-Format
IGF Image Systems
IGF Sound file
IGF Inset Systems Metafile
IGF Hijack Graphic Bitmap
IGF Vector Graphic
IGJ iGrafx Published Web Content (iGrafx, a division of Corel Inc.)
IGL IGOR Saved Level File (Elmer Productions)
IGL inSORS IGLayout Layout File
IGM inSORS IGClient Meeting File
IGN ICQ Igonre List (ICQ Inc.)
IGNORE Likely a Text File Some programs write out a temporary file with an extension like .IGNORE.
IGP Igor Reader Sheet Music File
IGP InfoGest Configuration/Profile Settings (S.C. NVN Group S.R.L.)
IGP IGOR Player File (Elmer Productions)
IGR SmartSketch Drawing (Intergraph Corporation)
IGS CAD Overlay
IGS Image Systems Grayscale, 8-bits
IGS IGES-Format
IGV inSORS IGClient Venue File
IGX iGrafx iGrafx File (iGrafx)
IHP Watcom Help File
IHS Bink Inbound History
IHT Intranet Connector Script File (SCORT)
IHTML Inline HyperText Markup Language (Inline Internet Systems, Inc.)
II Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
II Gcc Preprocessed C++ Source Code
II2 i-Installer Remote Installation Format (Gerben Wierda & Tom Hageman)
IIB Notes Incremental Install Backup File (IBM)
IID i-Installer i-Directory (Gerben Wierda & Tom Hageman)
IID Tonline BSW4 Fnstall Lid File
IIE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IIF QuickBooks Import/Export Interchange File (Intuit, Inc.)
IIGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
III Intel IPhone Compatible File (Intel)
III Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
III Know Your Stuff Home Inventory File (Insurance Information Institute)
III ARC+ Drawing (ACA)
IIL Norton CleanSweep Installation Log (Symantec Corporation)
IIM iOpus Internet Macro (iOpus GmbH)
IIM Music Module
IIM Inshape Graphic
IIM Interscope InstallMaster Setup Project
IIMG Interleaf Graphic
IIO CoreFSIF Database (Avanticore, Inc.)
IIT Install Maker Install Info File (Clickteam)
IIX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IIX Rational XDE (IBM)
IJS J Interpretor Script File
IJX J Language Execution Window (Source Code) (Jsoftware)
IK Ioke Script (Ioke Team)
IKL InkBall (Microsoft Corporation)
IKLAX iKlax Creator Audio Format (iKlax)
IKO Windows Icon Resource
IKS KBOX Heroes Card Fix File (KBOX Team)
IKS InkSeine Document (Microsoft Corporation)
IKX iKlax Creator Audio Format (iKlax)
IL Euphoria Shrouded Source Code (Rapid Deployment Software)
IL FORTRAN 90 Inline Expansion File
IL MSIL Assembler Input File (Microsoft Corporation)
IL Icon Library
IL SimuPLC Electric Commands Language Instruction List (André Luiz Barbosa)
IL3 particleIllusion 3 Emitter Library (wondertouch, LLC)
ILB Scream Tracker Data
ILBM Amiga Interleaved Bitmap Format (Amiga)
ILBM Deluxe Paint Graphic (Electronic Arts, Inc.)
ILBM Amiga Sound
ILD International Laser Display Association Frame Vector List for Laser Light Shows (International Laser Display Association)
ILF SMS Insight Log File (Ag Leader Technology, Inc.)
ILF Omniscope Application-Specific Data (Iokio Ltd)
ILG TeX MakeIndex Track File
ILG InstallShield Log File (Acresso Software Inc.)
ILHT Safari Internet Location (Apple Inc.)
ILK Ilink Program Format Outline (Microsoft Corporation)
ILL 2D Graphic
ILL Agati Illustrated Image
ILL ILL Transaction File
ILL Illustrator Prologue (Adobe Systems Incorporated)
ILM Iomega Zip Drive Speed Configuration File
ILM Satsang Quiz File
ILM Opus Creator Multimedia File (Digital Workshop)
ILM CAS 200 QDA v3.0 Image List Mode File
ILM Amiga IFF Image (Amiga)
ILPLOPTIONS InterLock and PowerLock
ILPLVOUCHERS InterLock and PowerLock
ILS Internet Security And Acceleration Server Summary (Microsoft Corporation)
ILS Win3 Windows Word File
ILSR Iomega Reader
ILV ILOG View File
ILVG iLiving P-to-P
ILX Interlex Vocabulary (Andrew Quilley)
IM AOL Instant Messenger (AIM) Grey Scale Image (America Online, Inc.)
IM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IM 3D Graphic
IM Sun Raster File
IM04 Image Sun Raster
IM1 Sun Raster File
IM24 Bitmap Graphic
IM30 Image Sun Raster
IM32 Bitmap Graphic
IM5 Visilog
IM5 Visilog (NorPix, Inc.)
IM7 DaVis Graphic (LaVision GmbH)
IM8 Sun Raster Graphic
IM? 2D Graphic
IMA Zenographics Image
IMA AOL Instant Messenger (AIM) Grey Scale Image (America Online, Inc.)
IMA IncrediMail Animation (IncrediMail Ltd.)
IMA WinImage File
IMA ImageMixer (Pixela Corporation)
IMA Mirage Vector Graphics
IMA EGO - Chart - Autumn Mirage Vector Graphic
IMA4 ADPCM algorithm (Interactive Multimedia Association)
IMAGE Squeak Code File
image UNIX Bitmap Source
IMAGE Disk Copy, ShrinkWrap Disk Image
IMAGE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IMAGINE Object & Texture Imagine 3.0
IMAKE Imake File
IMB IncrediMail Address Book and Temporary Contacts (IncrediMail Ltd.)
IMC LucasArts Game Audio File (Lucasfilm Entertainment Company Ltd.)
IMC IncrediMail (IncrediMail)
IMC MontagePlus Thumbnail Image Collection (Serif Europe Ltd.)
IMD ImageDisk Disk Image File
IMD Caseware IDEA
IME iMelody Ringtone Format (Infrared Data Association)
IME Global Input Method Editor (Microsoft Corporation)
IME IncrediMail Emoticons (IncrediMail Ltd.)
IMELODY iMelody Ringtone Format (Infrared Data Association)
IMESHDEF iMesh Skin (iMesh)
IMF IncrediMail Letter/eCard (IncrediMail Ltd.)
IMF MIDI Music File
IMF ImageForge/ImageForge Image EXE Library Saved Filtered Brush
IMG Apple Macintosh Disk Copy Format (Apple Inc.)
IMG Ventura Publisher/GEM VDI Image Format Bitmap
IMG Garmin Basemap (Garmin Ltd.)
IMG Vicar
IMG All Image Raw Image (Towodo Software)
IMG CloneCD Image (SlySoft Inc.)
IMG Bitmap Graphic
IMG Alias Bitmap Graphic
IMG ERDAS IMAGINE Image Format (Leica Geosystems , LLC)
IMG AutoCAD CAD-Camera (Autodesk, Inc.)
IMG QEMU Qcow Disk Image (Fabrice Bellard)
IMG Starbase
IMG ADEX Corporation ChromaGraph Graphics Card Bitmap Graphic
IMG Img Software Set Bitmap
IMG Grand Theft Auto III .DFF and .TXD Archive (Rockstar Games)
IMG Vivid Ray-tracer
IMG Idrisi32 Raster Image
IMG Grand Theft Auto III File (Rockstar Games)
IMG Image Whatnot / Erdas Imagine MIS / Radiance / Starbase
IMG Microtek Eyestar
IMG Planetary Data System
IMG Disk Copy, ShrinkWrap Disk Image
IMG Radiance Scene Description Image
IMG Sharp GPB
IMG3 Img3 Encrypted/Signed Container
IMGSAO Aleph One Images (Marathon Open Source)
IMH IncrediMail Data File (IncrediMail Ltd.)
IMI IncrediMail Animation (IncrediMail Ltd.)
IMI Turbo Pascal DOS File (Borland Software Corporation)
IMJ JFIF File With a Microsoft Windows BMP Header
IMJ Pegasus Image Corp Bitmap
IMK IncrediMail License License (IncrediMail Ltd.)
IML ACT! Internet Mail Message File (Best Software CRM Division)
IMM IncrediMail Trash (IncrediMail Ltd.)
IMN IncrediMail Notifier (IncrediMail Ltd.)
IMO iMON Setting File (SoundGraph.Inc)
IMOVIEPROJ iMovie Project (Apple Inc.)
IMP Pascal Implementation
IMP TEX-DESIGN Clothing Design File (Koppermann Computersysteme GmbH)
IMP Improv Spreadsheet (IBM)
IMP WinIMP Archive (Technelysium Pty Ltd)
IMP Crayola Art Image
IMP Urban Chaos Game File
IMP Bentley CloudWorx High Definition Surveying High Resolution Image (Bentley Systems, Incorporated)
IMP Gemstar eBook Publisher eBook (Gemstar eBook)
IMP FileMaker Database Translation Filter
IMP DVD File
IMP Babya Installer Archive
IMP Adobe Audition Convolution Effect (Adobe Systems Incorporated)
IMPD Viva Impose Template (VIVA)
IMPLEMENT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IMQ NASA Planetary Image
IMQ ImageQ Presentation
IMR Impromptu Report Writer Report (Cognos Incorporated)
IMR Information Magic Data File (RM)
IMR IncrediMail Notifier (IncrediMail Ltd.)
IMS SiteSpinner Project (Virtual Mechanics Inc.)
IMS IconForge
IMS Rebel Assault File
IMS IncrediMail Graphic Skin (IncrediMail Ltd.)
IMS Music File
IMS IMS Content Package (IMS Global Learning Consortium, Inc.)
IMSP Survey Pro Survey File (iMagic Software)
IMT IMNET Image
IMT egseing Image Mode
IMU Star Wars Force Commander Game Audio (Lucasfilm Ltd.)
IMV ImageMixerVCD Project File (Pixela Corporation)
IMV Yahoo! Instant Messenger IMVironment
IMW IncrediMail Sound (IncrediMail Ltd.)
IMW Imageware Surfacer 3D CAD Surface Geometry
IMX SAS SAS/IML Workshop Matrix (SAS Institute Inc.)
IMX DaVis Binary Image File (LaVision GmbH)
IMY iMelody Ringtone Format (Infrared Data Association)
IMZ WinImage Compressed Disk Image (Gilles Vollant Software)
IMZ Floppy Image Compressed Image (Towodo Software)
IM_ Improve Compressed Audio File
IN CFAST Input File (U.S. Commerce Department)
IN McAfee Antivirus
IN smartGENERATOR Template (BITPlan)
IN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
in GNU Autoconf Configuration Template
IN$ HP NewWave Install File
IN0 INI Backup
IN1 INI Backup
IN3 Harvard Graphics Input Device Driver (Harvard Graphics)
IN4 InfoBlaster IN4 Registry Library (UIC Phoenxsoftware)
IN7 Ox Object-Oriented Matrix Programming Language PcGive 7 Data File
INA DOS File
INB Vermont HighTest Script
INB Visual Expert Source Code Documentation
INB Rebel Assault Backup
INB Motorola L7 Phone MMS Graphic (Motorola, Inc.)
INC PovRay 2 or 3
INC Wincommander Include File
INC Spice Include File Subcircuit
INC PSpice Include File (Cadence Design Systems, Inc.)
INC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INC MS-Backup Incremental File
INC JAWS for Windows Text File (Freedom Scientific)
INC Internet Connection File
INC Include File
INC Astro Windows
INC Assembler Language or Active Server Include File
INC Active Server Include File
INCA InCopy/InDesign File (Adobe Systems Incorporated)
INCD InCopy/InDesign Link File (Adobe Systems Incorporated)
INCH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INCT InCopy/InDesign File (Adobe Systems Incorporated)
INCX InCopy/InDesign File (Adobe Systems Incorporated)
IND InDesign Publication (Adobe Systems Incorporated)
IND AOL Thumbnails Index File
IND Windows/Applog Index
IND Windows Shared Database File
IND Well of Souls Game File
IND LaTeX or TeX Makeindx Index
IND dBASE IV
IND Foxmail E-Mail Box Index
IND XMap Dataset Index (Delorme)
IND Notes List files for Compact Task on Domino Server (IBM)
INDD InDesign Document (Adobe Systems Incorporated)
INDENT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INDESIGNPLUGIN InDesign Plug-in (Adobe Systems Incorporated)
INDEX Index File
INDEX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INDIGO Indigo Graphics Format [Eddi Litvak]
INE Imagination Configuration Settings (Foxpertise)
INF Pro/ENGINEER Temporary File (PTC)
INF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INF OS/2 Buch Hypertext Help System File
INF Autorun File
INF BLUEWAVE Information File
INF Type Manager Font Information (Adobe Systems Incorporated)
INF Type 1 LaserJet Font Information File
INF Information or Setup File
INF OS/2 2.0 Information Presentation Facility (IPF) Data Format OS/2 PTR file : Cursor image file
INF1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INFINI-D Infini-D 3.0 Format
INFO ZoomBrowser Image Index (Canon, Inc.)
info UNIX GNU Info Reader File
INFO Amiga Icon (Amiga)
INFO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INFO1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INFO2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INFO3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INFO4 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ING MasterCook Ingredients
ING INGVAR Forestry Simulation (Skogforsk)
INGR Intergraph Raster File Format (Intergraph Corporation)
INH Visual Basic Basfwin File
INI Simple Exchange Rate Information File Format (SERIFF)
INI MWave DSP Synth's GM-setup File: MWSYNTH.INI
INI Initialization/Configuration File
INI Gravis UltraSound Bank Setup File
INIT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INK Mimio Ink File
INK Pantone Reference File
INK Intkey Startup Configuration File (DELTA Authors)
INK Ink Markup Language File (W3C)
INK Tablet PC Digital Ink File (Microsoft Corporation)
INKBL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INKML Ink Markup Language File (W3C)
INL Visual C++ Inline Function File (Microsoft Corporation)
INLOVE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INLX InDesign Library Interchange (Adobe Systems Incorporated)
INM Fax Master File
INN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INN COBOL/2 Overlay (Micro Focus)
INN PHANTASMAGORIA INI File
INO Inno Setup Script Files File
INO Inor IPRO Software File
INP Abaqus/CAE Input File (Dassault Systèmes)
INP Self-Extracting Archive Utility Project
INP ABAQUS Input File (ABAQUS, Inc.)
INP Oracle Source Code
INP InPage Document (Concept Software)
INP EnCorr Input File (Morningstar)
INP GIS Software Text Input File
INP FRANC2D Mesh File
INP Tramo-Seats Input Specification File (Bank of Spain)
INP MPlus Statistical Input File
INP CHARMM Input File
INP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INP MacMolPlt GAMESS Input format
INPUT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INQ Piped Technology Internet Query Configuration File (Queensgate Systems Ltd)
INRS INRS-Telecommunications Sound
INS Sample Cell / II Instrument
INS InstallShield Script (Acresso Software Inc.)
INS WordPerfect (Corel Corporation)
INS Inspiration Mind Mapping Software File (Inspiration Software, Inc.)
INS IIS Internet Communications Settings (Microsoft Corporation)
INS PUT Compressed File Archive (MicroFox Company)
INS WinAHX THX Tracker Instrument (Abyss)
INS REAKTOR Instrument (Native Instruments)
INS AdLib Instrument Music File
ins LaTeX Install File for docstrip
INS 1st Reader Install Script
INS Ensoniq EPS Family Instrument (E-MU Systems)
INS Systems Management Server (SMS) Advertising Instruction File (Microsoft Corporation)
INSCRIBE InScribe 2004 Egyptian Hieroglyphs Document (Saqqara Technology Ltd.)
INSID Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSPECT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INST Object Oriented Graphics Library (OOGL)
INST 3D Graphic
INST Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INST2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSTALL Likely a Text File
INSTALL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSTALLER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSTR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSTRUC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSTRUCT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSURANCE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INSURANCE2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INT Signature Semi-compiled Program
INT Unreal Tournament Mutator
INT Intermediate Code Used for Syntax Checking
INT Foxpro Code Page (Microsoft Corporation)
INT Delphi Interface Unit (Borland Software Corporation)
INT Devastation Language File (NovaLogic)
INT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTEGER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTER Interspector Project File
INTEREST Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTERIEUR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTERLEAV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTERLOCKFAVOURITES InterLock and PowerLock
INTERNETMAILSEND Internet Mail Send Powertoy File
INTERRUPT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTKEY Intkey Startup Configuration File (DELTA Authors)
INTMATH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTO Interspector Object File
INTREC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTRO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTRODUCT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INTRODUCTION Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INU INSPEC Configuration File
INV dnaLIMS Invoice File (dnaTools)
INV Medlin Accounting Current Year Checks and Invoices (Medlin Accounting)
INV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INV Rainbow Six: Rogue Spear Inventory File (Red Storm Entertainment, Inc.)
INV Windows Update file
INV Lineage Inventory File (NC Interactive, Inc.)
INVADERS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INVEN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INVENTOR Open Inventor File Translator How To [SGI]
INVENTORY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INVERT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
INV_LOWRES Rainbow Six: Rogue Spear Inventory File (Red Storm Entertainment, Inc.)
INX ACL for Windows Index
INX Foxpro Foxbase Index
INX Rational XDE (IBM)
INX InstallShield Compiled Rules File (Acresso Software Inc.)
IN_ Setup Information (Microsoft Corporation)
IN~ King's Quest 7, Grabriel Knight, Compressed File
IO Compressed Archive
IO Modula-3 Object File
IO IO Language Script (Steve Dekorte)
IOB Turbo Silver TDDDB Format
IOB TDDD Format 3D Graphic Database
IOB iOnly ME Website Generator Backup (iOnly)
IOB Imagine Ver. 1 or 2 TDDDB Format
IOB Imagine File
IOB 3D Object TDDDB Format
IOB Actuate Information Object (Actuate Corporation)
IOC Instant ORGcharting! Organization Chart
IOC Winamp Io Plug-in (File: IMGORG.IOC) (Nullsoft)
IOCA Image Object Content Architecture (IOCA) Graphics File
IOD DVGate DVMotion In/Out List
IOF Findit Document (Microsoft Corporation)
IOF Findit Document
IOK Omniscope Data and Configuration File (Visokio)
IOM Omniscope Data and Configuration File (Visokio)
ION Mascot Data
ION Installation Description
ION NewsLeecher Description File (newsleecher.com)
ION 4DOS File Description
IOP iOnly ME Website Generator File (iOnly)
IP Profile
IP Internet Protocol
IP Interactive Physics Data (Design Simulation Technologies, Inc.)
IP NRC Inspection Manual Inspection Procedures
IP IconPackager Theme (Stardock Corporation)
IP3 particleIllusion 3 Project (wondertouch, LLC)
IPA iPhone/iPod Touch Application (Apple Inc.)
IPC Interactive Publisher Pro Church Edition Project Data (Interactive Software Designs)
IPC IncrediFlash Tools Image File (IncrediTools Software)
IPCC iTunes iPhone Carrier Update (Apple Inc.)
IPD BlackBerry Backup File (Research In Motion Limited)
IPD ImpactCAD Drawing (Arden Software)
IPD InstallPROG 6 EDBS Install Database
IPE Wacom Pen SYSTEM.INI and WIN.INI Backup
IPE Microth Stroke Set (Microth, Inc.)
IPE ItsPersonal File
IPF F-Secure Incremental Policy File (F-Secure)
IPF SMS Installer Script (Microsoft Corporation)
IPF particleIllusion SE Project (wondertouch, LLC)
IPF Interchangeable Preservation Format (Classic Amiga Preservation Society)
IPF Grand Theft Auto III Animation Data (Rockstar Games)
IPFG iPFG 2.4 Client Data File (Phonak Group)
IPFG 2.4 iPFG Client Data File
IPG Mindjongg Format
IPG iPod Game Package (Apple Inc.)
IPH InterPaint Hires Image
IPJ Inventor Project (Autodesk, Inc.)
IPJ InfinityQS SPC Project File (InfinityQS International)
IPK NRG iPack File
IPK Sharp Zaurus PDA Application Install File
IPK internet PacKage Archive (direct Netware Group)
IPK Nintendo DS Packed Images
IPL PLATO Web Learning Network (PWLN) Temporary File (PLATO Learning, Inc.)
IPL IPLab IPLab-format Image File (BD Biosciences)
IPL InstallPROG 6 EDBS File Library
IPL Corel Pantone Spot Reference Palette
IPL Grand Theft Auto III Object Placement Data (Rockstar Games)
IPL Ink Palette
IPL22 PLATO Web Learning Network (PWLN) Temporary File (PLATO Learning, Inc.)
IPLI IPLab Graphic
IPM Image Pro Plus Ver. 5 Macro (Media Cybernetics Inc.)
IPN Inventor Presentation (Autodesk, Inc.)
IPOD Rockbox Executable Application (The Rockbox Crew)
IPP Help & Manual Proprietary Image (EC Software GmbH)
IPR SMART Ideas Document (SMART Technologies Inc.)
IPR IntelliJ Project XML File
IPR LiveType Animation File (Apple Inc.)
IPR InstallShield Project (Acresso Software Inc.)
IPS Game Patch File
IPS IPScript File
IPS MENSI 3Dipsos (MENSI Corporation)
IPS International Patching System Binary Patch File
IPSW iPhone/iPod Firmware Update File (Apple Inc.)
IPT The Palace Cyborg Script
IPT InterPaint Multicolor Image
IPT Inventor CAD (Autodesk, Inc.)
IPTC Newswire Profile
IPTHEME IconPackager Icon Theme Package (Stardock Corporation, Inc.)
IPU Vocaltech Iphone Internet Phone User File
IPW UniPlot Graph
IPX Interactive Pictures Corporation AV File
IPX Ipix Spherical Panorama (Enliven Marketing Technologies Corporation)
IPZ ICQ Skin (ICQ Inc.)
IQ IBM Query File
IQA AmeriCalc Application
IQB AmeriCalc Backup
IQC AmeriCalc Client File
IQC CADIQ Comparison Analysis Result File (ITI TranscenData)
IQD Webstir File
IQD AmeriCalc Database
IQF Integra 3.0 Query File
IQI IBM Query
IQJ CADIQ Specific Tasks/Analysis Details (ITI TranscenData)
IQL CADIQ Log File (ITI TranscenData)
IQP 20-20 Office Sales Exported Quote (20-20 Technologies)
IQP ITEM QRAS Project (ITEM Software, Inc.)
IQR CADIQ View Analysis Results (ITI TranscenData)
IQR IBM Query
IQS CADIQ Summary Log File (ITI TranscenData)
IQS AmeriCalc Security File
IQT IBM Query
IQU AmeriCalc Update
IQY Excel Web Query (Microsoft Corporation)
IQY Internet Inquiry (Microsoft Corporation)
IR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IRC jIRCii Script (Raffi)
IRC IRCAM Format Sound
IRC Nevo Infra-red Device Code (Universal Electronics Inc.)
IRCD iArcade Game Package (Brooklyn Games, Inc.)
IRD KBOX Heroes Factory File (KBOX Team)
IRD IRD Append File
IRD Money Temporary File (Microsoft Corporation)
IRF RoomBox 6 IR Code File (Living Control)
IRF Phonecat2 Ocp97 File
IRI Thermography Studio Infrared Image (GORATEC Technology GmbH & Co. KG)
IRI IRT Cronista Infrared Image (GRAYESS Inc.)
IRIS Silicon Graphics RGB
IRIX Irix Make File
IRIX6 Irix 6 File
IRIX64BIT Irix 64 Bit Make File
IRK iArcade Game Package (Brooklyn Games, Inc.)
IRL ILOG JRules ILOG Rule Language File (ILOG, Inc.)
IROCK rockWare intelliRock Data File (Engius, LLC)
IRP InfraRecorder Project (Christian Kindahl)
IRS WordPerfect Resource File (Corel Corporation)
IRTP Graphicon-2000 Interactive Real-Time PHIGS Graphic
IRV XMap Workfile (ImageReg) (Delorme)
IRX Brewer Lamp Irradiation File
IRX PS2 Modified Elf Object File
IRX IBM Mainframe Rule File
IRZ iROS Application Packaging Unit (Interactive Workspaces Project, Stanford University)
IS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IS Modula-3 Intermediate Assembly File
IS2 IRT Cronista Infrared Image (GRAYESS Inc.)
IS? LoseThos CD-ROM Image (Terry A. Davis)
ISB IS-Builder Link File (NPO Computer)
ISBN HM3 Tutorial Software
ISC RVS-COM Prepaid SMS Package File (Living Byte Software GmbH)
ISC iScreensaver Designer Project File (Xochi Media Inc.)
ISC Internet Servide Providers Configuration File
ISC GRDSOZ4W ISCII File
ISC Xilinx Integrated Software Environment Device Configuration Information (Xilinx, Inc.)
ISD GraphPad InStat
ISD dynaSight File
ISD InstallShield Dialog (Acresso Software Inc.)
ISD RapidFile Dictionary
ISF Inspiration Concept Map (Flowchart) Document (Inspiration Software, Inc.)
ISF Tektronix Instrument Data File (Tektronix, Inc.)
ISF ZerOS Saved Show (Zero 88)
ISF InfoNet Snapshot File (Wallingford Software Ltd.)
ISF ModelPress Highly-compressed CAD Model (Informative Graphics Corporation)
ISFF Intergraph Standard File Format (Intergraph Corporation)
ISH Image Speeder
ISH Compressed Archive File
ISH Image System
ISK Command File
ISL InstallShield Temporary Installer File (Acresso Software Inc.)
ISL The Universal Game Server Export File (The Universal Development Team)
ISL DB-MAIN Scheme File
ISL Inno Setup 1.3 File
ISM MySQL ISAM Table Handler Data (MySQL AB)
ISM SimulationX Encrypted Model (ITI Gesellschaft für ingenieurtechnische Informationsverarbeitung mbH)
ISM Image System
ISML Intershop Enfinity
ISO InstallShield Uninstall File (Acresso Software Inc.)
ISO ISO-9660 Table
ISO RichWin
ISO Sega CD/Sony Playstation Game File (Sega of America, Inc.)
ISO Cimagraphi CAD File (Graphitech Ltd)
ISO LoseThos CD-ROM Image (Terry A. Davis)
ISO ISO-9660 CD Disc Image
ISO Easy CD Creator Disc Image (Sonic Solutions)
ISO CALS ISO 8613 Bitmap
ISO Virtual PC Virtual CD-ROM Image (Microsoft Corporation)
ISOD CloneDVD ISO Image (Elaborate Bytes AG)
ISP Internet/Internationnal Communication Settings parameter file
ISP Internet Sign-up File
ISP Internet Communication Settings
ISP IIS Internet Service Provider Settings (Microsoft Corporation)
ISQ MicroCT Image (SCANCO Medical AG)
ISR Uninstaller Text File
ISR Go-Moku Game File
ISR Streets & Trips Route File (Microsoft Corporation)
ISS Caseware IDEA IDEAScript
ISS Inno Setup Script (Jordan Russell's Software)
ISS InstallShield Response File (Acresso Software Inc.)
ISS ISS Graphic
ISS The Longest Journey Sound File (Funcom)
IST Digitrakker Instrument File
IST Imagine Staging Stage Editor File (Impulse, Inc.)
IST IsoStar Library of Intermolecular Interactions (The Cambridge Crystallographic Data Centre)
IST TeX MakeIndex Style Index
IST ImageStyler (Adobe Systems Incorporated)
IST Systems Management Server (SMS) Remote Instruction File (Microsoft Corporation)
ISTG Imagine Staging Stage Editor File (Impulse, Inc.)
ISTR IsoStar Library of Intermolecular Interactions (The Cambridge Crystallographic Data Centre)
ISU Netscape File
ISU InstallShield Uninstall Script (Acresso Software Inc.)
ISU Easy CD Creator 4 Uninstall File
ISZ WinMount Compressed ISO Image (WinMount International Inc.)
ISZ UltraISO ISO Zipped Format (EZB Systems, Inc.)
IT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IT Intalk Settings
IT Impulse Tracker Music Module
IT VisIT Topographic Map Data (Kort & Matrikelstyrelsen)
IT Read.it
IT Sound
IT3 Internet Timer 3 Log File
ITA IconTweaker Theme
ITA Personal Paint Italian Language User Interface File (Amiga)
ITA Italian README File
ITA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ITAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ITALIC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ITC Uthscsa Imagetool Calibration File
ITC iTunes Cover Flow Data File (Apple Inc.)
itcl tcl 00 Extension
itcl itcl Source Code
ITD SDL Trados Translation File (SDL)
ITE E-Tabs Reader File
ITEMS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ITF JPI TopSpeed Pascal Interface File
ITF Inside Tract File
ITG Intergraph Format (Intergraph Corporation)
ITH InTether Receiver File (Infraworks Corporation)
ITHMB iPod photo Thumbnail Image (Apple Inc.)
ITI Impulse Tracker Instrument
ITL iTunes Music Database File (Apple Inc.)
ITL ITEM ToolKit Library (ITEM Software, Inc.)
ITL IntelliTipster League File (IntelliForecast Labs)
ITM Diablo II Item (Blizzard Entertainment)
ITM Infinity Game Engine Inventory Object (BioWare Corp.)
ITM Item / Article / Zone
ITP BioWare Aurora Engine Palette (BioWare Corp.)
ITP IconTweaker Plug-in
ITP riteMail Mail and Notes File (Pen&Internet, LLC)
ITP ITEM ToolKit Project File (ITEM Software, Inc.)
ITR IntroCreator Project File (Klaus Schwenk)
ITR Icy Tower Replay (Johan Peitz, Free Lunch Design)
ITS International Translation
ITS Impulse Tracker Sample
ITS Internet Document Set
ITU Sheffield Dictionary File
ITW IT Works Database (Simple Solutions)
ITW Icetips Wizard Editor
ITX Igor Chromatogram File
ITX ISB Raw Song Format
ITX Impulse Imagine for Windows
ITX ITRANS Multilingual Transliteration Scheme
ITX Texture IMAGINE
ITZ Amiga and PC Tracker Module
ITZ Impulse Tracker Music Module
IUM infoUSA Network Meter File (infoUSA.com, Inc.)
IUT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IV Open Inventor (Silicon Graphics, Inc.)
IV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IV VRML File
IV-VRML Inventor VRML Format Document
IV2I Ghost Disk Drive Image (Symantec Corporation)
IVB Truevision Targa Format Bitmap
IVC iView MediaPro Catalog (iView Multimedia Ltd.)
IVD Beyond 20/20 Microdata Dimension or Variable-level File
IVD ISPS for Windows Multi-dimensional Data Store (International Planning & Research Corporation)
IVE OpenSceneGraph Native Binary Format (OSG Community)
IVF Indeo Video File (Intel Corporation)
IVI MSDN InfoViewer 5.0 Topic (Microsoft Corporation)
IVN iView MediaPro Catalog Notepad File (iView Multimedia Ltd.)
IVNU Inetba Web Page (Inetba)
IVP Beyond 20/20 User Subset Profile
IVP Truevision Targa Bitmap
IVP PhotoSuite Ver 4 Image-based Virtual Reality Text File (Sonic Solutions)
IVQ MSDN InfoViewer 5.0 index full-text searches
IVR RealPlayer Internet Video Recording (RealNetworks, Inc.)
IVR Virtual Reality World Live Picture
IVS TronMe Multimedia File (3D Solar UK Ltd.)
IVS ISPS for Windows Settings File (International Planning & Research Corporation)
IVS ImageView Storage File (Infinite Solutions)
IVS iVisit
IVT MSDN InfoViewer 5.0 Information Title
IVT Beyond 20/20 Table
IVT Concordance Inverted Full Text Database File
IVU IVUE Live Picture Drawing
IVU ImmerVision XML User Interface (ImmerVision)
IVUE Live Picture Multi-view Format
IVWD IntelliVIEW Designer Data/Layout File (Synaptris; products division of Cybernet Software Systems, Inc.)
IVWL IntelliVIEW Designer Report Layout File (Synaptris; products division of Cybernet Software Systems, Inc.)
IVWR IntelliVIEW Offline Report File (Cybernet Software Systems Inc.)
IVWR IntelliVIEW Designer Report File (Synaptris; products division of Cybernet Software Systems, Inc.)
IVX Beyond 20/20 Extract
IW IBM Updater File
IW Idlewild Screensaver
IW Iconware Application
IW IconAuthor - HSC InterActive Presentation Flowchart
IW2 Information Workshop 2000 Data File (BlackCat)
IW3 InfoWeb 3 Web Page (Tietotalo)
IW4 DjVu File
IWA IBM Writing Assistant Text
IWC Installwatch Database
IWC WaveL Wavelet Compressed Bitmap (WaveL Software)
IWD Call of Duty Map - Game Data Archive (Activision, Inc.)
IWI Ignite Image Optimiser
IWI Call of Duty Skin (Activision, Inc.)
IWM IconAuthor Start File (AimTech Corp)
IWP InfinityQS SPC Web Publishing Configuration (InfinityQS International)
IWP Wang Text File
IWR i*write 2.0 File
IWR_BAK i*write 2.0 Backup File
IWS InstallWatch Scan Results (Epsilon Squared)
IWS Information Workshop Data File (BlackCat)
IWZ ItemWizard File
IX Modula-3 Linker Information
IX WordPerfect Office Template File (Corel Corporation)
IX WordPerfect Office Template File (Corel Corporation)
IX PaperPort Search File (ScanSoft Inc.)
IX FrameMaker Index File (Adobe Systems Incorporated)
IX1 Rebel Chess Program Database File
IX2 WordPerfect Office Calendar File Calendar File (Corel Corporation)
IX2 Rebel Chess Program Database File
IX2 WordPerfect Office Template File (Corel Corporation)
IX3 Rebel Chess Program Database File
IX3 Instant.EXE 3.0 Script (ASXperts Inc.)
IX4 Rebel Chess Program Database File
IXA Ulead Image File (Corel Corporation)
IXB Ulead Video Image File (Corel Corporation)
IXC ArcView Geocoding Index For Read-Write Coverages (ESRI)
IXC Index+ for Windows Code Definition File (System Simulation Ltd.)
IXD Videoalive Indexer Extracted Closed Captions and Metadata (Videoalive.com)
IXE InterEX Control File
IXF Index+ for Windows Form Defintion File (System Simulation Ltd.)
IXF IFX for FAX FAX Document
IXL DB/TextWorks Database Indexed List (Inmagic, Inc.)
IXP ISIPublisher Publication Information Export (Image Solutions, Inc.)
IXR Index+ for Windows Report Definition File (System Simulation Ltd.)
IXS ArcView Geocoding Index For Read-Write Shapefiles (ESRI)
IXT ISIPublisher Publication Template (Image Solutions, Inc.)
IXX C++ Include File
IYP Instyler Project File (Instyler Software)
IZD Intrexx Application Export Format
IZER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
IZS 1st Page 2000 JavaScript Example File (Evrsoft)
IZT IZL Binary Token
IZX Intermezzon Designer E-Learning Published File (Intermezzon Learning Systems AB)
I_I Eru/erd File

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