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    Extensiones que empiezan por la letra I

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# Extensión de archivo Desarrollador
0 .I - Borland C++ Intermediate Preprocessor Output Format Microsoft
1 .I00 - Split MDS Disk Image Format DVD Shrink
2 .I01 - Split Disk Image Format DVD Shrink
3 .I02 - Split Disk Image Format DVD Shrink
4 .I03 - Split Disk Image N/A
5 .I04 - Split Disk Image Freeware
6 .I05 - Split Disk Image N/A
7 .I17 - Pixel PowerCollage Image N/A
8 .I18 - Pixel Power Collage Image Format N/A
9 .I1C - IBM Voice Type Languages Newuser IBM
10 .I1I - IBM Voice Type Languages Newuser IBM
11 .I2C - IBM Voice Type Languages Newuser IBM
12 .I2D - Wyse Device Management Thin Client Disk Image Wyse Technology Inc.
13 .I2G - Intergeo I2G Geometric N/A
14 .I2I - IBM Voice Type Languages Newuser IBM
15 .I32 - NI LabView National Instruments Corporation
16 .I3A - Point Blank Game Zepetto Co.
17 .I3ANIMPACK - Point Blank Game Zepetto Co.
18 .I3C - IBM Voice Type Languages Newuser IBM
19 .I3CHR - Point Blank Game Zepetto Co.
20 .I3D - Houdini Image 3D Format Side Effects
21 .I3EXEC - Point Blank Zepetto Co.
22 .I3I - IBM Voice Type Languages Newuser IBM
23 .I3PACK - Point Blank Game Data Format Zepetto
24 .I3S - Point Blank Game Zepetto Co.
25 .I5D - IUCLID XML Backup European Commission
26 .I5S - IUCLID Compressed Backup European Commission
27 .I5Z - IUCLID Import Or Export Format IUCLID
28 .I64 - Interactive Disassembler Hex-Rays SA
29 .IA1 - Infinite Algebra 1 Kuta Software LCC
30 .IA2 - Infinite Algebra Assignment Kuta Software LCC
31 .IA64 - HP-UX Hewlett-Packard Company
32 .IAA - INTUS Audio Format PCS Systemtechnik
33 .IAD - Symantec Patch Management Symantec Corporation
34 .IAF - Microsoft Outlook Exported Account And Email Setting Format Microsoft
35 .IAI - Nova Logic Item Attributes Info N/A
36 .IAK - MAIL.DAT Information Access Key IDEAlliance
37 .IAL - Microsoft SharePoint List Activity Microsoft Corporation
38 .IAM - Autodesk Inventor Assembly Format Autodesk
39 .IAO - ImperiumAO Data ImperiumGames
40 .IAR - CD Katalog Krzysztof Wojtas
41 .IAS - BitDefender Format Softwin
42 .IB - InterBase Database Format Embarcadero Technologies
43 .IB2 - IncrediBots World Map Format IncrediBots
44 .IB3 - IncrediBots World Map Format IncrediBots
45 .IB7 - Pixel Power Collage Image Format N/A
46 .IBA - IBooks Author E-book Format Apple
47 .IBAK - Password Safe Backup SourceForge.net
48 .IBANK - IBank Accounting Data IGG Software, LLC
49 .IBATEMPLATE - IBooks Author Template Format Apple
50 .IBB - LIGHTNING UK! ImgBurn Project Format Lightning UK!
51 .IBCD - InstantBingoCard Document Format InstantBingoCard.com
52 .IBD - MySQL InnoDB Database Table Oracle Corporation
53 .IBE - IBECrypto Encrypted IBECrypto Team
54 .IBF - Final Fantasy XI Game Square Enix, Inc.
55 .IBG - IBridge Project Workspace i2
56 .IBI - Raven Software ICARUS Compiled Script Raven Software
57 .IBK - Sound Blaster FM Instrument Bank N/A
58 .IBL - IBasic Component Language Pyxia Development
59 .IBM - Commodore Amiga Graphics N/A
60 .IBN - WinIQSIM Rohde & Schwarz
61 .IBOOKS - IBooks E-book Format Apple
62 .IBP - IsoBuster Managed Image Information Format Smart Projects
63 .IBPLUGIN - Interface Builder Extension Apple
64 .IBQ - IsoBuster Managed Image Format Smart Projects
65 .IBRO - IncrediBots Robot Format IncrediBots
66 .IBS - I2 IBase i2 Limited
67 .IBT - Thief Deadly Shadows Texture And Model Format Eidos
68 .IBV - IGOR Pro Binary Variable N/A
69 .IBW - IGOR Pro Binary Wave N/A
70 .IBX - Interscope BlackBox Interscope s.r.l.
71 .IBY - Symbian ROM Image Component Include N/A
72 .IBZ - MySQL InnoDB Database Table Compressed Backup Oracle Corporation
73 .IC - ASwin Project Procedimientos-Uno, S.L.
74 .IC0 - HSPICE Output Synopsys, Inc.
75 .IC1 - Atari Bitmap Image Format Atari
76 .IC2 - Atari Bitmap Image Format Atari
77 .IC3 - Atari Bitmap Image Format Atari
78 .IC3D - IC3D Scene Format IronCAD
79 .IC4 - SADiE Interchange Data Prism Media Products Limited
80 .IC5 - Interactive Image Creator Image Project WebUnion Media Ltd.
81 .IC8 - Neo Geo BIOS N/A
82 .ICA - Citrix Independent Computer Architecture Format Citrix
83 .ICAL - ICalendar Calendar File Format (Microsoft Outlook, Apple ICal) N/A
84 .ICALENDAR - ICalendar Calendar File Format (Microsoft Outlook, Apple ICal) N/A
85 .ICALEVENT - Apple ICal Document Format Apple
86 .ICALTODO - Apple ICal Document Format Apple
87 .ICAP - Adobe InDesign Format Adobe Systems
88 .ICB - Truevision Targa Format Avid Technology
89 .ICBU - Apple ICal Calendars Backup Format Apple
90 .ICC - International Color Consortium Profile File Format N/A
91 .ICD - Microsoft Windows OpenGL Installable Client Driver Format Microsoft
92 .ICE - IceChat IRC Client Script Format N/A
93 .ICF - Zoom Router Configuration Format Zoom Telephonics
94 .ICG - Image Comparer Result Bolide Software
95 .ICHAT - Apple IChat Saved History Format Apple
96 .ICHATTRANSFER - Apple IChat Transfer Apple, Inc.
97 .ICI - Ampac Semichem, Inc.
98 .ICL - Icon Library Format Microsoft
99 .ICM - Windows Image Color Matching Format N/A
100 .ICMA - Adobe InDesign Format Adobe Systems
101 .ICML - Adobe InDesign Format Adobe Systems
102 .ICMS - RagTime Extensions RagTime GmbH
103 .ICN - Icon Format N/A
104 .ICNS - Apple Icon Graphic Format Apple
105 .ICO - Icon Format N/A
106 .ICOA - IBM Image Object Content Architecture (IOCA) Bitmap Graphics N/A
107 .ICON - Icon Image Format N/A
108 .ICONBOX - IconBox ChickenByte
109 .ICONBOXICON - IconBox ChickenByte
110 .ICONPACKAGE - IconPackager Theme Format Stardock
111 .ICONTAINER - Icon Container Library Format Panic
112 .ICP - Unix IContact Parameter N/A
113 .ICPR - IconUtils Project Format Aha-Soft
114 .ICQ - ICQ Archive ICQ LLC
115 .ICR - Image Comparer Result Bolide Software
116 .ICS - ICalendar Calendar File Format (Microsoft Outlook, Apple ICal) N/A
117 .ICST - Adobe InCopy Document Preset Adobe Systems Incorporated
118 .ICTE - Apple Mac Internet Configuration Apple, Inc.
119 .ICURSORFX - ICursor Effect Format GioFX
120 .ICW - Microsoft Internet Explorer Internet Connection Wizard Microsoft Corporation
121 .ICX - Remote Call Profiler Summary View Microsoft Corporation
122 .ICXS - ITunes Apple, Inc.
123 .ICZ - Lib2Def Output N/A
124 .ID - IBM Lotus Notes ID Format IBM
125 .ID2 - Microsoft Live Messenger Avatar Format Microsoft
126 .ID3 - IData 3 Data Michal L. Wright
127 .ID31 - Helium Music Manager Id3 Tags Export Intermedia Software
128 .ID32 - Helium Music Manager Id3 Tags Export Intermedia Software
129 .IDA - Microsoft IIS Server Microsoft Corporation
130 .IDAP - Adobe InDesign Format Adobe Systems
131 .IDATA - IData 2 Data Michal L. Wright
132 .IDB - Microsoft Visual Studio Developer Intermediate Debug Format Microsoft
133 .IDB2 - InfoStat Database N/A
134 .IDC - Internet Database Connector Document Format Microsoft
135 .IDD - Adobe InDesign For Mac Document N/A
136 .IDE - Borland C++ Project Format Embarcadero Technologies
137 .IDEA - Adobe Ideas Vector Drawing Format Adobe Systems
138 .IDEMO - InstantDemo Project NetPlay Software
139 .IDENTCACHE - Delphi Temporary Cache Embarcadero Technologies, Inc.
140 .IDENTIFIER - Microsoft Windows Zone Identifier Microsoft Corporation
141 .IDF - Microsoft Windows 95 MIDI Instrument Definition Format N/A
142 .IDG - Majax Settings aaton s.a.
143 .IDH - OpenCBM SourceForge.net
144 .IDI - I-DEAS Web Access Siemens Product Lifecycle Management Software Inc.
145 .IDIF - Netscape Saved Address Book Identification AOL Inc.
146 .IDL - Visual Studio Visual C++ Interface Definition Library Format Microsoft
147 .IDLK - Adobe InDesign Lock Format Adobe Systems
148 .IDLL - CodeWarrior DLL Freescale Semiconductor, Inc.
149 .IDM - IData Mobile Data Michal L. Wright
150 .IDML - Adobe InDesign Markup Format Adobe Systems
151 .IDMS - Adobe InDesign Format Adobe Systems
152 .IDP - IBM Personal Communications Interchange Document Profile IBM
153 .IDPK - Adobe InDesign Format Adobe Systems
154 .IDPP - Adobe InDesign Format Adobe Systems
155 .IDQ - Microsoft Internet Explorer Data Query Microsoft Corporation
156 .IDRC - Adobe InDesign Resource Adobe Systems Incorporated
157 .IDS - Infinity Game Engine BioWare
158 .IDT - Windows Installer Exported Database Table Format Microsoft
159 .IDV - Autodesk Inventor Design View Tree Autodesk
160 .IDW - AutoDesk Inventor Drawing Format Autodesk
161 .IDX - Index Format N/A
162 .IDX0 - RuneScape Cache Index Format Jagex
163 .IDX255 - RuneScape Cache Index Format Jagex
164 .IDX_DLL - Microsoft Office IDX_DLL Microsoft Corporation
165 .IDZ - I-DEAS Web Access Siemens Product Lifecycle Management Software Inc.
166 .IE3 - Internet Explorer 3 Microsoft Corporation
167 .IEBARZIP - Explorer Bar Icon Pack N/A
168 .IEC - Microsoft HTML Converter N/A
169 .IEI - Image Eye Thumbnail Cache FMJ-Software
170 .IEL - ParticleIllusion SE Emitter Library wondertouch, LLC
171 .IEM - Informix Error Message IBM
172 .IENV - IData 3 Envelope Template Michal L. Wright
173 .IES - IESNA Photometric Data Format Illuminating Engineering Society
174 .IEX - The Tuttles Madcap Misadventures Leagacy Interactive
175 .IF - IFwin Project Format Procedimientos-Uno
176 .IF9 - Pixel Power Collage Image N/A
177 .IFAITH - IFaith Format iH8sn0w
178 .IFB - Oracle Siebel Interface Configuration Oracle Corporation
179 .IFC - Industry Foundation Classes Format BuildingSMART
180 .IFCXML - Industry Foundation Classes XML Format N/A
181 .IFCZIP - Compessed IFC Format N/A
182 .IFD - Adobe Output Designer Form (Jet Form Design Form) Fly Software
183 .IFF - Autodesk Maya Image Interchange Format Electronic Arts
184 .IFL - 3D Studio Max Animation Format List Control Format Autodesk
185 .IFLV - InfoLevin Database InfoLevin Software
186 .IFM - Brighterion IPrevent Fraud Model Brighterion
187 .IFN - IGOR Pro Formatted Notebook N/A
188 .IFO - DVD Movie Information File Format N/A
189 .IFP - Grand Theft Auto Animation Format Rockstar Games
190 .IFR - Formula One 2001 Game Sony Corporation
191 .IFS - InfoSlips Secure Information Package Format InfoSlips
192 .IFT - Canon Settings N/A
193 .IFU - All Image Image Towodo Software
194 .IFV - Indeo Video Format N/A
195 .IFW - INTUS Firmware Format PCS Systemtechnik
196 .IFX - Rational XDE IBM
197 .IFZ - All Image Compressed Image Towodo Software
198 .IG - Instagram JPEG Picture Image Facebook, Inc.
199 .IG2 - IGES CAD N/A
200 .IGA - CARIS GIS Corner Georeferencing Coordinate CARIS
201 .IGB - Google Earth Model Google Inc.
202 .IGC - Anime List Builder Input Format IGC
203 .IGE - Erdas Imagine Large Raster Spill ERDAS, Inc.
204 .IGES - Initial Graphics Exchange Specification Format N/A
205 .IGG - SuiteProfiler Color Map Format Dana Foy
206 .IGI - Indigo Renderer Picture Image Glare Technologies Limited
207 .IGL - IGOR Game Elmer Productions
208 .IGM - Indigo Renderer Material Texture Format Glare Technologies
209 .IGMA - INTUS Graphics User Interface Format PCS Systemtechnik
210 .IGN - Adobe RoboHelp Ignore List Format Adobe Systems
211 .IGO - Instagram JPEG Picture Image Facebook, Inc.
212 .IGP - Igor Player Format NoteHeads
213 .IGR - SmartSketch Drawing Design Format Intergraph Corporation
214 .IGS - IGES ASCII CAD Format N/A
215 .IGT - IGrafx Document Template iGrafx
216 .IGV - Integrative Genomics Viewer Broad Institute
217 .IGX - IGrafX FlowCharter Flow Chart Or Process Model Format iGrafx
218 .IGY - Microsoft Excel Web Query Microsoft Corporation
219 .IGZ - Gzipped Image Jean-loup Gailly
220 .IHA - GE Historian Archive General Electric Company
221 .IHC - Proficy Historian General Electric Company
222 .IHF - IGOR Pro Help N/A
223 .IHS - Bink Inbound History RAD Game Tools, Inc.
224 .IHTML - Inline HyperText Markup Language N/A
225 .IHW - IN-HEH Timeline Workspace Format IN-HEH
226 .IHX - IN-HEH Timeline Database Format IN-HEH
227 .II - IconWorkshop Extended Information Format Axialis Software
228 .IID - IInstaller Idirectory i-Installer Team
229 .IIE - SimIIe Emulator N/A
230 .IIF - QuickBooks Interchange Format Intuit
231 .III - Know Your Stuff Insurance Information Institute, Inc.
232 .IIL - CleanSweep Installation Log N/A
233 .IIM - IOpus Internet Macro Format iOpus
234 .IIMG - Interleaf Image Format N/A
235 .IIP - ThinAnywhere Configuration Format ThinAnywhere, Inc
236 .IIQ - Phase One RAW Image Format Phase One
237 .IIS - PHOTOfunSTUDIO HD Video Panasonic Corporation
238 .IIT - Install Creator Settings Format Clickteam
239 .IIX - Trados Translation Memory Index Format SDL
240 .IJS - J Interpretor Script Format JSoftware
241 .IK - CryENGINE IK Animation Format Crytek
242 .IKF - INTUS Keyboard Settings Format PCS Systemtechnik
243 .IKMP - SampleTank Preset IK Multimedia Production srl
244 .IKS - Microsoft InkSeine Document Microsoft Corporation
245 .IL - Euphoria Shrouded Source Code N/A
246 .IL3 - ParticleIllusion 3 Emitter Library wondertouch, LLC
247 .ILA - LohnViewer Document DATEV
248 .ILABEL - IData 3 Template Label Michal L. Wright
249 .ILB - Scream Tracker Data Psi
250 .ILBM - Interleaved Bitmap Format Electronic Arts
251 .ILDOC - BroadVision QuickSilver Document Format BroadVision
252 .ILF - Alim Islamic Goods Direct
253 .ILG - MakeIndex Error Log Pehong Chen
254 .ILHT - Safari Internet Location Apple, Inc.
255 .ILK - Incremental Linking Format Microsoft
256 .ILL - Illust Logic Puzzle N/A
257 .ILM - Opus Creator Multimedia Digital Workshop
258 .ILOCK - IData Michal L. Wright
259 .ILP - Gurobi Optimizer Temporary Gurobi Optimization, Inc.
260 .ILS - Internet Security And Acceleration Server Summary Microsoft Corporation
261 .ILX - Interlex Vocabulary Andrew Quilley
262 .IM - SunOS Grey Scale Bitmap Sun Microsystems, Inc.
263 .IM24 - Bitmap Graphic N/A
264 .IM32 - Sun 32bit Raster Sun Microsystems, Inc.
265 .IM5 - Visilog Image N/A
266 .IM7 - DaVis Graphics LaVision
267 .IM8 - Sun Raster Graphic Sun Microsystems, Inc.
268 .IMA - Generic Disk Image N/A
269 .IMA4 - Apple QuickTime IMA4 Encoded Audio N/A
270 .IMAGE - ShrinkWrap Disk Image Format N/A
271 .IMAP - Merak Mail Server Internet Message Access Protocol Icewarp Ltd.
272 .IMAPMBOX - Apple Mail Format Apple
273 .IMB - IncredMail Adress Book And Temporary Contacts Perion Network Ltd.
274 .IMC - LucasArts Game Sound LucasArts Entertainment Company, LLC
275 .IMD - GIS Image Metadata Format N/A
276 .IME - Global Input Method Editor Microsoft
277 .IMELODY - IMelody Mobile Phone Ring-tone Format N/A
278 .IMESX - Microsoft Office IME Search Provider Definition Microsoft Corporation
279 .IMF - Apogee IMF Audio File Format id Software
280 .IMG - Floppy Image Image Format Apple
281 .IMG3 - Apple IOS Img3 Encrypted Or Signed Container Format Apple
282 .IMGA - Marathon 2 Aleph One Image Format Bungie Studios
283 .IMGB - Final Fantasy XII Model SQUARE ENIX CO.
284 .IMGPART - Apple Mac NDIF Split Image Apple, Inc.
285 .IMH - IncrediMail Contacts Export Perion Network Ltd.
286 .IMI - Magellan Map Format Magellan
287 .IMJ - Pegasus Image Corp Format Bitmap Graphics Format Pegasus Image Corporation
288 .IMK - IncrediMail Licence Perion Network Ltd.
289 .IML - ACT! Internet Mail Message Format JetBrains
290 .IMM - IncrediMail Deleted Email Messages List Perion Network Ltd.
291 .IMMODULES - GTK+ Module Format N/A
292 .IMN - IncrediMail Notify Perion Network Ltd.
293 .IMO - IMON Manager Settings SoundGraph, Inc.
294 .IMOTION - IClone Motion Capture Reallusion Inc.
295 .IMOVIEEVENT - IMovie Library Apple, Inc.
296 .IMOVIELIBRARY - IMovie Event Library Apple, Inc.
297 .IMOVIEMOBILE - IMovie Project Package Apple, Inc.
298 .IMOVIEPROJ - Apple IMovie Project Format Apple
299 .IMOVIEPROJECT - Apple IMovie Project Format Apple
300 .IMP - FileMaker Pro Import Data Filter FileMaker, Inc.
301 .IMPORTED - UTorrent Torrent BitTorrent, Inc.
302 .IMR - IBM Cognos Impromptu Report Format IBM
303 .IMS - IconForge Create Executable Library Data CursorArts Company
304 .IMSCC - Canvas Exported Course Instructure
305 .IMSP - Survey Designer Survey iMagic Software
306 .IMT - IMNET Graphics Image Format N/A
307 .IMTX - IMindMap Template ThinkBuzan
308 .IMV - ImageMixerVCD Project Pixela Corporation
309 .IMW - IncrediMail Sound Perion Network Ltd.
310 .IMX - DaVis Image LaVision
311 .IMY - IMelody Mobile Phone Ring-tone Format N/A
312 .IMZ - WinImage Compressed Disk Image Gilles Vollant
313 .IN - McAfee Antivirus Format N/A
314 .IN3 - Harvard Graphics Input Device Driver Harvard Graphics
315 .IN4 - InfoBlaster IN4 Registry UIC Phoenxsoftware
316 .IN7 - Ox Data Jurgen A Doornik
317 .INA - MS-DOS Microsoft Corporation
318 .INB - Rebel Assault Backup LucasArts Entertainment Company, LLC
319 .INC - HTML Server Side Include Format N/A
320 .INCA - Adobe InDesign Format Adobe Systems
321 .INCD - Adobe InDesign Format Adobe Systems
322 .INCP - Adobe InCopy CS3 Package Format Adobe Systems
323 .INCT - Adobe InCopy Template Format Adobe Systems
324 .INCX - Adobe InDesign Format Adobe Systems
325 .IND - Adobe InDesign Graphics Document Format Adobe
326 .INDB - Adobe InDesign Book Format Adobe Systems
327 .INDD - Adobe InDesign Document Format Adobe Systems
328 .INDESIGNPLUGIN - Adobe InDesign Plugin Format Adobe Systems
329 .INDEX - Eclipse Help Index The Eclipse Foundation
330 .INDEXARRAYS - Mac OS X Spotlight Apple, Inc.
331 .INDEXCOMPACTDIRECTORY - Mac OS X Spotlight Apple, Inc.
332 .INDEXDIRECTORY - Mac OS X Spotlight Apple, Inc.
333 .INDEXPOSITIONS - Mac OS X Spotlight Apple, Inc.
334 .INDEXPOSITIONTABLE - Mac OS X Spotlight N/A
335 .INDK - Adobe InDesign Format Adobe Systems
336 .INDL - Adobe InDesign Object Library Format Adobe Systems
337 .INDN - Adobe InDesign For Mac Adobe Systems Incorporated
338 .INDP - Adobe InDesign Package Format Adobe Systems
339 .INDS - Adobe InDesign Format Adobe Systems
340 .INDT - Adobe InDesign Template Format Adobe Systems
341 .INDX - Microsoft Mail Index Microsoft Corporation
342 .INETLOC - Apple Mac OS X Finder Internet Location Format N/A
343 .INF - Windows Installation Script Format N/A
344 .INFO - ZoomBrowser Image Index Format Canon
345 .INFO-1 - Cygwin Info Red Hat, Inc.
346 .INFO-10 - Cygwin Info Red Hat, Inc.
347 .INFO-11 - Cygwin Info Red Hat, Inc.
348 .INFO-12 - Cygwin Info Red Hat, Inc.
349 .INFO-13 - Cygwin Info Red Hat, Inc.
350 .INFO-14 - Cygwin Info Red Hat, Inc.
351 .INFO-15 - Cygwin Info Red Hat, Inc.
352 .INFO-16 - Cygwin Info Red Hat, Inc.
353 .INFO-17 - Cygwin Info Red Hat, Inc.
354 .INFO-18 - Cygwin Info Red Hat, Inc.
355 .INFO-19 - Cygwin Info Red Hat, Inc.
356 .INFO-2 - Cygwin Info Red Hat, Inc.
357 .INFO-20 - Cygwin Info Red Hat, Inc.
358 .INFO-21 - Cygwin Info Red Hat, Inc.
359 .INFO-22 - Cygwin Info Red Hat, Inc.
360 .INFO-23 - Cygwin Info Red Hat, Inc.
361 .INFO-24 - Cygwin Info Red Hat, Inc.
362 .INFO-25 - Cygwin Info Red Hat, Inc.
363 .INFO-26 - Cygwin Info Red Hat, Inc.
364 .INFO-27 - Cygwin Info Red Hat, Inc.
365 .INFO-28 - Cygwin Info Red Hat, Inc.
366 .INFO-29 - Cygwin Info Red Hat, Inc.
367 .INFO-3 - Cygwin Info Red Hat, Inc.
368 .INFO-30 - Cygwin Info Red Hat, Inc.
369 .INFO-4 - Cygwin Info Red Hat, Inc.
370 .INFO-5 - Cygwin Info Red Hat, Inc.
371 .INFO-6 - Cygwin Info Red Hat, Inc.
372 .INFO-7 - Cygwin Info Red Hat, Inc.
373 .INFO-8 - Cygwin Info Red Hat, Inc.
374 .INFO-9 - Cygwin Info Red Hat, Inc.
375 .INFOPATHXML - Microsoft InfoPath Form Format Microsoft
376 .INF_LOC - Microsoft Windows Installation Format Microsoft
377 .ING - MasterCook Ingredients Format N/A
378 .INGR - Intergraph Raster File Format Intergraph Corporation
379 .INH - Microsoft Visual Basic Basfwin Microsoft Corporation
380 .INI - Text Configuration Format N/A
381 .INI-DIST - PHP INI The PHP Group
382 .INI-RECOMMENDED - PHP INI The PHP Group
383 .INI2 - Text Configuration N/A
384 .INIT - WM Keeper CLASSIC Temporary Keys WebMoney
385 .INIX - Adobe InDesign Adobe Systems Incorporated
386 .INJB - Adobe InDesign Adobe Systems Incorporated
387 .INK - Mimio Ink Data Format Mimio
388 .INL - Microsoft Visual C++ Inline Function Format Microsoft
389 .INLK - Adobe InDesign Lock Format Adobe Systems
390 .INM - FaxMaster Document N/A
391 .INMS - Adobe InDesign Menu Set Format Adobe Systems
392 .INN - Phantasmagoria Ini Activision Blizzard, Inc.
393 .INO - Inno Setup Script Format Jordan Russell
394 .INP - Abaqus Input Format Dassault Systemes
395 .INPROGRESS - Apple Mac OS X Time Machine Temporary Format Apple
396 .INPUTPLUGIN - Apple Mac OS X PluginIM Input Method Apple, Inc.
397 .INPX - PTV Vissim Network PTV Group
398 .INRS - Adobe InDesign For Mac Adobe Systems Incorporated
399 .INS - InstallShield Script Format Microsoft
400 .INSANIQUARIUMDELUXESAVEDGAME - Insaniquarium Deluxe Save Game GameHouse, Inc.
401 .INSP - Microsoft Visual Studio Inspector Microsoft Corporation
402 .INSS - Apple Mac OS X Setup Assistant ISP Info Document Apple, Inc.
403 .INST - RMCProfile Peak Profile N/A
404 .INSTALLHELPER - Apple Mac OS X Install Helper Document Apple, Inc.
405 .INSTALLLOG - Microsoft .NET Installation Log Microsoft Corporation
406 .INSTALL_BACKUP - AVG Shell Extension Module AVG Technologies (Grisoft)
407 .INSX - InScribe XML Document Saqqara Technology Ltd.
408 .INT - SGI Integer Image Silicon Graphics
409 .INT? - Quicken For Mac Intuit Inc.
410 .INTAGLIO - Intaglio Drawing Purgatory Design
411 .INTERNETCONNECT - Apple Mac OS X System Preferences Internet Connect Document Format Apple
412 .INTU - Quicken For Mac Intuit Inc.
413 .INUSE - Text Configuration File (in Use) N/A
414 .INV - Minecraft INVedit Format Copyboy
415 .INVENTOR - SGI Open Inventor SGI
416 .INX - Adobe InDesign Interchange File Format Adobe Systems
417 .IN_ - Microcoft Setup Information Microsoft Corporation
418 .IO - CPIO Compressed File Archive Various Linux developers
419 .IOBIT - Advanced SystemCare PRO Backup Format IObit
420 .IOC - Winamp Io Extension Nullsoft, Inc.
421 .IOCA - IBM Image Object Content Architecture (IOCA) Bitmap Graphics N/A
422 .IOK - Omniscope Configuration Visokio
423 .ION - Description Format N/A
424 .IOPLIST - Apple Mac OS X Ioplist Format Apple
425 .IOR - Maxwell Render Index Of Refraction Next Limit Technologies
426 .IP - IconPackager Theme Format Stardock
427 .IP3 - ParticleIllusion Project wondertouch, LLC
428 .IPA - IPhone Application Apple, Inc.
429 .IPALIAS - Apple IPhoto Alias Format Apple
430 .IPB - IPhone Perl Script N/A
431 .IPC - IncrediFlash Tools Image IncrediTools
432 .IPCC - Apple IOS Carrier Update Format Apple
433 .IPCH - Microsoft Visual C++ Intellisense Precompiled Header Format Microsoft
434 .IPD - BlackBerry Backup (pre 2012) Format Research In Motion
435 .IPDB - IP Address Tracker IP Database SolarWinds
436 .IPF - Microsoft SMS Installer Script Microsoft
437 .IPG - IPod Game Package Format Apple
438 .IPH - InterPaint (Hires) Image Format N/A
439 .IPHOTO - Apple IPhoto Library Format Apple
440 .IPHOTOPROJECT - Apple IPhoto Printing Project Apple
441 .IPI - Microsoft Windows Installer Microsoft Corporation
442 .IPICK - IPick Football Picture Image Format iPick Sports
443 .IPJ - AutoDesk Inventor Project Format Autodesk
444 .IPK - Shana Informed Filler Format N/A
445 .IPKG - Indicore SDK Package Gehtsoft USA, LLC
446 .IPL - CorelDRAW Pantone Spot Reference Palette Format Corel Corporation
447 .IPL22 - PLATO Learning Network Temporary PLATO Learning, Inc.
448 .IPLB - Apple IPhoto Library Archive Apple
449 .IPMETA - Apple IPhoto Library Metadata Format Apple
450 .IPN - AutoDesk Inventor Presentation File Format Autodesk
451 .IPO - InstallShield Object Project Flexera Software, Inc.
452 .IPOD - Rockbox Executable Application Rockbox
453 .IPP - Inline Guard Macro Format N/A
454 .IPPROJ - Microsoft Visual Studio InfoPath Project Microsoft Corporation
455 .IPR - IntelliJ Project XML Data Format JetBrains s.r.o.
456 .IPROJECT - IClone Project Format Reallusion
457 .IPS - International Patching System Binary Patch Format N/A
458 .IPSPOT - Apple IPhoto Index Format Apple
459 .IPSW - IPhone, IPad Or IPod Touch Software Firmware Update Format Apple
460 .IPT - AutoDesk Inventor Part Format Autodesk
461 .IPTHEME - IconPackager Theme Format Stardock
462 .IPUTILS - Gnome Desktop The GNOME Project
463 .IPX - Ipix Spherical Panorama Format Minds-Eye-View
464 .IPZ - ICQ Plus Skin ICQ LLC
465 .IQC - CADIQ Comparison Analysis Result International TechneGroup Incorporated
466 .IQD - Impromptu Defintion Andrew Sorensen
467 .IQF - Integra Query IRIS
468 .IQP - 20-20 Office Sales Exported Quote 20-20 Technologies
469 .IQR - Cadiq View Analysis Results Data International TechneGroup Incorporated
470 .IQS - CADIQ Summary Log International TechneGroup Incorporated
471 .IQT - Tektronix N/A
472 .IQU - AmeriCalc Update TaxCalcUSA, Inc.
473 .IQY - Microsoft Excel Internet Query Format Microsoft
474 .IRAF - IRAF NOAO
475 .IRAFHOSTS - IRAF User NOAO
476 .IRBRC - Ruby Ruby community
477 .IRC - JIRCii Script Raphaël Mudge
478 .IRCP - Adobe SpeedGrade Project Format Adobe Systems
479 .IRD - Microsoft Money Temporary Microsoft Corporation
480 .IREV - Runtime Revolution Script RunRev Ltd.
481 .IRF - Autodesk Impression Drawing Format N/A
482 .IRG - Sofya Database Interclass Relation Graph N/A
483 .IRIS - Silicon Irix Graphics Raw Format N/A
484 .IRIX6 - Irix 6 Silicon Graphics, Inc.
485 .IRIX64BIT - Irix 64 Bit Make Silicon Graphics, Inc.
486 .IRL - IBM WebSphere ILOG JRules Rule Language IBM
487 .IROBO - RoboMind Source Code Arvid Halma
488 .IROCK - IntelliRock Sensor Data Format Engius
489 .IROS - Adobe Save For Web Settings Format Adobe Systems
490 .IRP - Microsoft ISA Server Report Generator Output Format Microsoft
491 .IRR - UVBrewer Brewer Lamp Format Brewer Data Management Software
492 .IRRMESH - Irrlicht Static Mesh N/A
493 .IRS - Adobe Photoshop Optimized Setting Format Adobe Systems
494 .IRV - XMap Workfile DeLorme
495 .IRX - UVBrewer Brewer Lamp Irradiation Format Brewer Data Management Software
496 .IS - InStereo Audio N/A
497 .IS1 - SmartWare Input Screen Format SmartWare Corporation
498 .IS2 - SmartWare Input Screen SmartWare Corporation
499 .IS3 - SmartWare Input Screen SmartWare Corporation
500 .IS4 - SmartWare Input Screen SmartWare Corporation
501 .ISA - Adobe Photoshop ImageReady Action Adobe Systems Incorporated
502 .ISALE - ISale Auction equinux USA, Inc.
503 .ISALETEMPLATE - ISale Template equinux USA, Inc.
504 .ISALLIC - ISale License equinux USA, Inc.
505 .ISB - Vanguard Music Sony Online Entertainment
506 .ISC - Xilinx Device Configuration Information Format Xilinx
507 .ISCORRUPT - Skype Skype Limited
508 .ISD - InstallShield Dialog Format Flexera Software
509 .ISE - InstallShield Express Project Format Flexera Software
510 .ISF - Inspiration Diagram Format Inspiration
511 .ISFF - Intergraph Standard File Format Intergraph Corporation
512 .ISH - ISH Compressed Archive N/A
513 .ISH1 - Animation-ish Wiggledoodle-ish Document Format FableVision
514 .ISH2 - Animation-ishFlipBook-ish Document Format FableVision
515 .ISH3 - Animation-ish Advanced-ish Document Format FableVision
516 .ISL - InstallShield Temporary Installer Flexera Software, Inc.
517 .ISM - InstallShield Project Format Flexera Software
518 .ISMA - IIS Smooth Streaming Audio Format Microsoft
519 .ISMC - Smooth Streaming Client Manifest Format Microsoft
520 .ISMCLIP - IStopMotion Animation Clip Boinx Software
521 .ISMV - Smooth Streaming Fragmented MPEG-4 Video Format Microsoft
522 .ISN - InstallShield Installer Source Format N/A
523 .ISO - CD/DVD/HD DVD/Blu-ray Disc ISO Binary Image Format N/A
524 .ISOZ - Arbortext IsoDraw Compressed Drawing Format PTC
525 .ISP - Internet Service Provider Settings Format Microsoft
526 .ISPC - Image Surfer Pro Album Format Surfing After Dark
527 .ISQ - MicroCT Image SCANCO Medical
528 .ISR - InstallShield Uninstall Information Format N/A
529 .ISS - ISS Picture Image Format Microsoft
530 .IST - Adobe ImageStyler Format Adobe
531 .ISTG - ISOE Imagine Stage Imagine
532 .ISU - InstallShield Uninstall Script Format Flexera Software
533 .ISV - IDL ITools State Exelis Visual Information Solutions
534 .ISWP - Apple ITunes IOS Firmware Update Apple, Inc.
535 .ISX - Intrasis Object Intrasis
536 .ISYM - ArchiCAD For MAC Geometric Description Language Graphisoft
537 .ISZ - UltraISO Compressed Disk Image Format EZB Systems
538 .IT - Impulse Tracker Music Module Format N/A
539 .ITA - IconTweaker Theme Archive Joost Verburg
540 .ITB - ITunes Library Extras Apple, Inc.
541 .ITC - ITunes Cover Flow Data Format Apple
542 .ITC2 - Apple ITunes Cover Flow Data Format Apple
543 .ITCL - Cygwin Iwidgets Scripts Red Hat, Inc.
544 .ITD - SDL Trados Translation SDL Tridion
545 .ITDB - Apple ITunes Database Format Apple
546 .ITE - Apple ITunes Extras Format Apple
547 .ITEMDATA-MS - Windows 8 Start Screen Item Data Format Microsoft
548 .ITG - Intergraph Format Bitmap Graphics Intergraph Corporation
549 .ITHMB - Apple IPhone, IPad, IPod Thumbnail Image Format Apple
550 .ITI - Impulse Tracker Instrument N/A
551 .ITK - ScummVM Game Data Format ScummVM
552 .ITL - Apple ITunes Music Database Format Apple
553 .ITLP - Apple ITunes LP Format Apple
554 .ITLS - Apple ITunes Live Stream Format Apple
555 .ITM - IThink Model Format isee systems
556 .ITMS - Apple ITunes Store URL Format Apple
557 .ITMSP - Apple ITunes Store Package Format Apple
558 .ITMZ - IThoughtsHD Mind-map Document Craig Scott
559 .ITN - TomTom Navigator Itinerary Format TomTom International
560 .ITP - BioWare Aurora Game Engine Palette BioWare
561 .ITPC - Apple ITunes Podcast Subscription Format Apple
562 .ITQ - SAIA S-Web Variable Initialization SBC
563 .ITR - Icy Tower Format Muskedunder Interactive
564 .ITS - Impulse Tracker Sample Format N/A
565 .ITT - IconTweaker Theme Format Joost Verburg
566 .ITW - InTouch With Database Format Prairie Group
567 .ITX - IBM FileNet EForms ITX Form Template Format IBM
568 .ITXIB - Apple ITunes Dump Apple, Inc.
569 .ITZ - Impulse Tracker Music Module N/A
570 .IUP - ChessBase Fritz Update Format ChessBase
571 .IUS - InfoTMIC Android Update Format Shanghai InfoTM Microelectronics
572 .IV - SGI Inventor VRML Format Visualization Sciences Group
573 .IV2I - Norton Ghost Disk Drive Image Symantec
574 .IVA - Surveillance Video Format N/A
575 .IVB - Truevision Targa Format Bitmap Graphics N/A
576 .IVC - IView MediaPro Catalogue Format Microsoft
577 .IVD - Bitdefender Incremental Virus Definitions Format Bitdefender
578 .IVE - OpenSceneGraph Format OSG Community
579 .IVEX - Worldviz Vizard Encrypted Worldviz
580 .IVF - Indeo Video Format Intel
581 .IVI - MSDN InfoViewer Topic Microsoft Corporation
582 .IVL - IBM ILOG JViews Maps Map IBM
583 .IVM - Interactive Visual Media Video Format N/A
584 .IVP - Panorama Oracle Corporation
585 .IVR - Virtual Reality World (iSeeMedia Image World) RealNetworks
586 .IVS - Internet Streaming Video N/A
587 .IVT - Beyond 20/20 Table Aggregate Data Format Beyond 20/20
588 .IVU - ImmerVision XML User Interface ImmerVision
589 .IVUE - Live Picture Image Format HSC Software
590 .IVWR - IntelliView Offline Report Synaptris, Inc.
591 .IVX - Beyond 20/20 Microdata Directory Beyond 20/20 Inc.
592 .IW - Chain Engineering Database Format IWIS
593 .IW4 - DjVu Image Format N/A
594 .IW44 - DjVu Image Format N/A
595 .IWB - Common File Format SMART Technologies ULC
596 .IWC - Installwatch Database Gavin Stark
597 .IWD - Call Of Duty Game Archive Format Activision
598 .IWDGT - Apple IWeb Widget Format Apple
599 .IWI - Infinity Ward Texture Format Activision
600 .IWL - WebSite X5 License Incomedia
601 .IWM - IWriteMusic Kazuo Nakamura
602 .IWP - InfinityQS ESPC InfnityQS
603 .IWPRJ - Website X5 Project Incomedia
604 .IWS - Trojan-Downloader.JS.Agent Format N/A
605 .IWT - Sunnysoft InterWrite Full Keyboard Skin Sunnysoft s.r.o.
606 .IWXDATA - IWorx Data Format iWorx Systems
607 .IWZ - InstallShield Express Project Format Flexera Software
608 .IWZIP - Website X5 Project Incomedia
609 .IX - DtSearch Index Format dtSearch
610 .IX2 - Rebel Chess Program Database Format Corel
611 .IX3 - Instant.Exe 3.0 Script XELERATE Software, Inc
612 .IX4 - Rebel Chess Lokasoft
613 .IXA - Ulead Disc Image Format Corel
614 .IXB - Ulead Disk Image Format Corel
615 .IXC - ArcView Geocoding Index For Read-write Coverages Esri
616 .IXF - Integration Exchange Format N/A
617 .IXI - IxiQuarks Preferences ixi software
618 .IXL - DB/TextWorks Database Indexed List Inmagic, Inc.
619 .IXS - ArcView Geocoding Index For Read-write Shape Esri
620 .IXW - ERDAS IMAGINE Toolbar Setting ERDAS, Inc.
621 .IZD - Intrexx Application Export Format United Planet
622 .IZE - IZArc Encrypted Archive Format IZArc
623 .IZS - 1st Page 2000 JavaScript Example Evrsoft
624 .IZZ - Isadora Media Control Project Format TroikaTronix
625 .IZZY - Isadora Project Format TroikaTronix