File extensions beginning with the letter I. Commonly used extensions are listed in bold.

	I  A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z .i INTERCAL Source File (more info) .i00 DVD Shrink Part 1 File (more info) .i01 DVD Shrink Part 2 File (more info) .i02 DVD Shrink Part 3 File (more info) .i5z IUCLID 5 Import/Export File (more info) .iam Inventor Assembly File (more info) .ib InterBase Database (more info) .ibp IsoBuster Managed Image Information File (more info) .ibq IsoBuster Managed Image File (more info) .ibt Texture and Model File (more info) .ic1 Low Resolution Imagic Graphic (more info) .ic2 Medium Resolution Imagic Graphic (more info) .ic3 High Resolution Imagic Graphic (more info) .ica Citrix ICA File (more info) .ica Image Object Content Architecture (IOCA) File (more info) .icb Targa ICB Bitmap Image (more info) .icc ICC Profile (more info) .icd Installable Client Driver File (more info) .icd SafeDisc Encrypted Program (more info) .ice ICE File Archive (more info) .icl Windows Icon Library File (more info) .icm Image Color Matching Profile (more info) .icn Windows Icon File (more info) .icns Mac OS X Icon Resource File (more info) .ico Icon File (more info) .icon Icon Image File (more info) .ics IronCAD 3D Drawing File (more info) .ics IC Recorder Sound File (more info) .ics iCalendar File (more info) .id Lotus Notes User ID File (more info) .idb Visual Studio Intermediate Debug File (more info) .idc Internet Database Connector File (more info) .idf MIDI Instrument Definition File (more info) .idlk InDesign Lock File (more info) .idw Inventor Drawing (more info) .idx HMI Historical Log Index File (more info) .idx Outlook Express Mailbox Index File (more info) .idx Index File (more info) .idx Navigation POI File (more info) .idx0 Runescape Cache Index File (more info) .idx255 Runescape Cache File (more info) .iff Amiga IFF Graphic (more info) .iff Interchange File Format (more info) .ifo DVD-Video Disc Information File (more info) .igc Anime List Builder Input File (more info) .iges IGES File (more info) .igs IGES Drawing File (more info) .ihw IN-HEH Timeline Workspace (more info) .ihx IN-HEH Timeline Database (more info) .iif Intuit Interchange Format File (more info) .iil CleanSweep Installation Log (more info) .iim iMacro Macro File (more info) .iip ThinAnywhere Configuration File (more info) .iix Translation Memory Index File (more info) .ilbm Deluxe Paint Graphic (more info) .ildoc QuickSilver Document (more info) .ima Disk Image (more info) .image Apple Disk Image (more info) .imapmbox IMAP Mailbox (more info) .img CloneCD Disk Image Data File (more info) .img Macintosh Disk Image (more info) .imj JFIF Bitmap Image (more info) .iml IntelliJ IDEA Module (more info) .iml ACT! Internet Mail Message (more info) .imovieproj iMovie Project File (more info) .imovieproject iMovie Project (more info) .imy iMelody Ringtone File (more info) .in Spyware File (more info) .inc Include File (more info) .ind InDesign Document (more info) .ind Memory Stick Formatting File (more info) .indd Adobe InDesign File (more info) .indt InDesign Template (more info) .inetloc Internet Location (more info) .inf Setup File or Installer Script (more info) .info ZoomBrowser Image Index File (more info) .ing MasterCook Ingredients File (more info) .ini Gravis UltraSound Bank Setup File (more info) .ini Windows Initialization File (more info) .ini Symbian OS Configuration File (more info) .ink Pantone Reference File (more info) .ink Mimio Ink Data File (more info) .ink Pocket PC Handwritten Note (more info) .inm FaxMaster Document (more info) .inp ABAQUS Input File (more info) .ins Internet Naming Service File (more info) .ins Inspiration File (more info) .ins Sample Cell II Instrument Definition File (more info) .ins Ensoniq Instrument (more info) .int SGI Integer Image (more info) .inx Compiled Script (more info) .inx InDesign Interchange File (more info) .ion 4DOS File Description (more info) .ip IconPackager Theme File (more info) .ipa iPhone or iPod Touch Application (more info) .ipd BlackBerry Backup File (more info) .ipf Interchangeable Preservation File (more info) .ipf OS/2 Help File (more info) .ipf SMS Installer Script (more info) .ipg iPod Game File (more info) .ipk Itsy Package (more info) .ips Internal Patching System Patch File (more info) .ipsw iPod and iPhone Software Update File (more info) .ipt Inventor Part File (more info) .iqy Internet Query (more info) .irock intelliRock Sensor Data File (more info) .irr Brewer Lamp File (more info) .irx Brewer Irradiation File (more info) .isc Xilinx Device Configuration File (more info) .isf Inspiration Flowchart Document (more info) .ish ISH Compressed Archive (more info) .isn Installer Source Files (more info) .iso Disc Image File (more info) .isp IIS Internet Service Provider Settings (more info) .isr GoMoku Game File (more info) .iss InstallShield Silent Response (more info) .isu InstallShield Uninstaller Script (more info) .isz Zipped ISO Disk Image (more info) .it Impulse Tracker Module (more info) .itc iTunes Cover Flow Data File (more info) .itdb iTunes Database File (more info) .ithmb iPod Photo Thumbnails (more info) .iti Impulse Tracker Instrument (more info) .itl iTunes Library File (more info) .itm iThink Model File (more info) .itn TomTom Navigator Itinerary File (more info) .its Internet Document Set (more info) .its Impulse Tracker Sample (more info) .itw InTouch With Database File (more info) .itx ITX Form Template (more info) .iv2i Norton Ghost Incremental Virtual Volume Image (more info) .iva Dementia.4207 Virus File (more info) .ivf Indeo Video Format File (more info) .ivr Image World (more info) .ivr Internet Video Recording (more info) .ivs Internet Streaming Video (more info) .ivt International Volleyball 2006 Data File (more info) .ivt Beyond 20/20 Table (more info) .iwd Call of Duty Game Data File (more info) .iws InstallWatch Scan File (more info) .iws IntelliJ IDEA Web Page (more info) .ixa Ulead Disc Image format (more info) .izz Isadora Media Control Project (more info) .izzy Isadora Project (more info) .ort Rich Text Editor Document (more info)

All File Extensions | "I" Computer Terms

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