Files starting with I

#	File Extension	Full File Name
1	File Extension I	Visual Studio Intermediate Format
2	File Extension I00	DVD Shrink Part 1 Format
3	File Extension I01	DVD Shrink Part 2 Format
4	File Extension I02	DVD Shrink Part 3 Format
5	File Extension I03	Split Disk Image
6	File Extension I04	Split Disk Image
7	File Extension I05	Split Disk Image
8	File Extension I17	Pixel PowerCollage Image
9	File Extension I18	Pixel Power Collage Image Format
10	File Extension I1C	IBM Voice Type Languages Newuser
11	File Extension I1I	IBM Voice Type Languages Newuser
12	File Extension I2B	Invoice2go Product Format
13	File Extension I2C	IBM Voice Type Languages Newuser
14	File Extension I2D	Wyse Device Management Thin Client Disk Image
15	File Extension I2G	Intergeo I2G Geometric
16	File Extension I2I	IBM Voice Type Languages Newuser
17	File Extension I32	NI LabView
18	File Extension I3A	Point Blank Game
19	File Extension I3ANIMPACK	Point Blank Game
20	File Extension I3C	IBM Voice Type Languages Newuser
21	File Extension I3CHR	Point Blank Game
22	File Extension I3D	Houdini Image 3D Format
23	File Extension I3EXEC	Point Blank
24	File Extension I3I	IBM Voice Type Languages Newuser
25	File Extension I3PACK	Point Blank Game Data Format
26	File Extension I3S	Point Blank Game
27	File Extension I5D	IUCLID XML Backup
28	File Extension I5S	IUCLID Compressed Backup
29	File Extension I5Z	IUCLID 5 Import/Export Format
30	File Extension I61	LogoManager Logo Format
31	File Extension I64	Interactive Disassembler
32	File Extension IA	Internet Archive Format
33	File Extension IA1	Infinite Algebra 1
34	File Extension IA2	Infinite Algebra Assignment
35	File Extension IA64	HP-UX
36	File Extension IAA	INTUS Audio Archive
37	File Extension IAB	Automatic Backup Image Format
38	File Extension IAD	Symantec Patch Management
39	File Extension IADACTION	IAd Producer Action Template Format
40	File Extension IADCLASS	IAd Producer Class Description Format
41	File Extension IADCOMPONENT	IAd Producer Component Format
42	File Extension IADPAGE	IAd Producer Page Template Format
43	File Extension IADPLUG	IAd Producer Plugin Format
44	File Extension IADPROJ	IAd Producer Project Format
45	File Extension IADSTYLE	IAd Producer Style Template Format
46	File Extension IAF	Outlook Internet Account Format
47	File Extension IAI	Nova Logic Item Attributes Info
48	File Extension IAK	MAIL.DAT Information Access Key
49	File Extension IAL	Microsoft SharePoint List Activity
50	File Extension IAM	Inventor Assembly Format
51	File Extension IAO	ImperiumAO Data
52	File Extension IAP	Iguana Active Server Active Page Script Format
53	File Extension IAR	CD Katalog
54	File Extension IAS	BitDefender Format
55	File Extension IAW	ImageAMMO Wrapper Data Format
56	File Extension IB	InterBase Database
57	File Extension IB2	IncrediBots 2 Saved Challenge Format
58	File Extension IB3	IncrediBots 3 Saved Challenge Format
59	File Extension IB7	Pixel Power Collage Image Format
60	File Extension IBA	IBooks Author Document
61	File Extension IBADR	ISOBuster Format
62	File Extension IBAK	Password Safe Backup
63	File Extension IBANK	IBank Accounting Data
64	File Extension IBATEMPLATE	IBooks Author Document Template
65	File Extension IBB	ImgBurn Project Format
66	File Extension IBC	Microsoft Office Outlook Data Format
67	File Extension IBCD	InstantBingoCard Document
68	File Extension IBCH	IncrediBots Challenge Data Format
69	File Extension IBD	MySQL InnoDB Database Table
70	File Extension IBDAT	ISOBuster Debug Dump Image Format
71	File Extension IBE	IBECrypto Encrypted
72	File Extension IBF	Final Fantasy XI Game
73	File Extension IBG	IBridge Project Workspace
74	File Extension IBI	Raven Software ICARUS Compiled Script
75	File Extension IBK	Sound Blaster FM Instrument Bank
76	File Extension IBL	IBasic Component Language
77	File Extension IBM	Commodore Amiga Graphics
78	File Extension IBN	WinIQSIM
79	File Extension IBO	IB Objects Data Format
80	File Extension IBOOK	IBooks E-book Data Format
81	File Extension IBOOKS	Multi-Touch IBook
82	File Extension IBP	IsoBuster Managed Image Information Format
83	File Extension IBPLUGIN	Interface Builder Plug-in
84	File Extension IBQ	IsoBuster Managed Image Format
85	File Extension IBR	HP Thin Client Image Format
86	File Extension IBRE	IncrediBots Replay Format
87	File Extension IBRO	IncrediBots Robot Format
88	File Extension IBS	I2 IBase
89	File Extension IBT	Texture And Model Format
90	File Extension IBV	IGOR Pro Binary Variable
91	File Extension IBW	IGOR Pro Binary Wave
92	File Extension IBX	Interscope BlackBox
93	File Extension IBY	Symbian ROM Image Component Include
94	File Extension IBZ	MySQL InnoDB Database Table Compressed Backup
95	File Extension IB_LIC	IncrediBuild License Format
96	File Extension IB_MON	IncrediBuild Data Format
97	File Extension IC	ASwin Project
98	File Extension IC0	HSPICE Output
99	File Extension IC1	Low Resolution Imagic Graphics Format
100	File Extension IC2	Medium Resolution Imagic Graphics Format
101	File Extension IC3	High Resolution Imagic Graphics Format
102	File Extension IC3D	IC3D Scene Format
103	File Extension IC4	SADiE Interchange Data
104	File Extension IC5	Interactive Image Creator Image Project
105	File Extension IC8	Neo Geo BIOS
106	File Extension ICA	Citrix ICA Format
107	File Extension ICAL	ICalendar Format
108	File Extension ICALENDAR	ICalendar Format
109	File Extension ICALEVENT	ICal Event Format
110	File Extension ICALTODO	ICal To Do Format
111	File Extension ICAP	InCopy Package Format
112	File Extension ICB	Targa ICB Bitmap Image
113	File Extension ICBU	ICal Backup Format
114	File Extension ICC	ICC Profile
115	File Extension ICD	Installable Client Driver Format
116	File Extension ICE	ICE Format Archive
117	File Extension ICF	Zoom Router Configuration Format
118	File Extension ICFG	Aristotle Interprocedural Control Flow Graph Format
119	File Extension ICG	Image Comparer Results Format
120	File Extension ICHAT	IChat Saved Chat Log
121	File Extension ICHATTRANSFER	Apple IChat Transfer
122	File Extension ICI	Ampac
123	File Extension ICK	IntelliCAD Keyboard Shortcut Data Format
124	File Extension ICL	Windows Icon Library Format
125	File Extension ICM	Image Color Matching Profile
126	File Extension ICMA	InCopy Assignment Format
127	File Extension ICML	InCopy Document
128	File Extension ICMS	RagTime Extensions
129	File Extension ICMT	Adobe InCopy Template Format
130	File Extension ICN	Windows Icon Format
131	File Extension ICNS	Mac OS X Icon Resource Format
132	File Extension ICO	Icon Format
133	File Extension ICOA	IBM Image Object Content Architecture (IOCA) Bitmap Graphics
134	File Extension ICON	Icon Image Format
135	File Extension ICONBOX	IconBox
136	File Extension ICONBOXICON	IconBox
137	File Extension ICONPACKAGE	IconPackager Theme Format
138	File Extension ICONTAINER	CandyBar IContainer Format
139	File Extension ICP	Unix IContact Parameter
140	File Extension ICPR	IconUtils Project Format
141	File Extension ICQ	ICQ Archive
142	File Extension ICR	Image Comparer Results Format
143	File Extension ICS	ICalendar Format
144	File Extension ICST	Adobe InCopy Document Preset
145	File Extension ICTE	Apple Mac Internet Configuration
146	File Extension ICURSORFX	ICursor Effect Format
147	File Extension ICW	Microsoft Internet Explorer Internet Connection Wizard
148	File Extension ICX	Remote Call Profiler Summary View
149	File Extension ICXS	ITunes
150	File Extension ICZ	Lib2Def Output
151	File Extension ID	Lotus Notes User ID Format
152	File Extension ID0	Interactive Disassembler Database Format
153	File Extension ID2	Windows Live Messenger Emoticon Format
154	File Extension ID3	IData 3 Data
155	File Extension ID31	Helium Music Manager Id3 Tags Export
156	File Extension ID32	Helium Music Manager Id3 Tags Export
157	File Extension ID3TAG	MP3 Skype Recorder Temporary Data Format
158	File Extension ID4	Infini-D Scene Format
159	File Extension IDA	Microsoft IIS Server
160	File Extension IDAP	Adobe InDesign Assignment Package
161	File Extension IDATA	IData 2 Data
162	File Extension IDB	Visual Studio Intermediate Debug Format
163	File Extension IDB2	InfoStat Database
164	File Extension IDC	Internet Database Connector Format
165	File Extension IDD	Adobe InDesign For Mac Document
166	File Extension IDE	Borland C++ Project Format
167	File Extension IDEA	Adobe Ideas Document
168	File Extension IDEMO	InstantDemo Project
169	File Extension IDENTCACHE	Delphi Temporary Cache
170	File Extension IDENTIFIER	Microsoft Windows Zone Identifier
171	File Extension IDF	MIDI Instrument Definition Format
172	File Extension IDG	Majax Settings
173	File Extension IDH	OpenCBM
174	File Extension IDI	I-DEAS Web Access
175	File Extension IDIF	Netscape Saved Address Book Identification
176	File Extension IDJ	TEMPPO IDATG Java GUI Info Data Format
177	File Extension IDL	Interface Definition Language Format
178	File Extension IDLE	IDle Script Format
179	File Extension IDLK	Adobe InDesign Lock Format
180	File Extension IDLL	CodeWarrior DLL
181	File Extension IDM	IData Mobile Data
182	File Extension IDML	Adobe InDesign Markup Language Format
183	File Extension IDMS	Adobe InDesign Snippet
184	File Extension IDOL	IDle Object Library Format
185	File Extension IDP	IBM Personal Communications Interchange Document Profile
186	File Extension IDPK	Adobe InDesign Package For GoLive Format
187	File Extension IDPP	Adobe InDesign Preflight Profile
188	File Extension IDQ	Microsoft Internet Explorer Data Query
189	File Extension IDRAW	IDraw Vector Graphics Format
190	File Extension IDRC	Adobe InDesign Resource
191	File Extension IDROO	IDroo Data Format
192	File Extension IDRZ	Creo View Package Format
193	File Extension IDS	Infinity Game Engine
194	File Extension IDSP	XWE Data Format
195	File Extension IDT	Windows Installer Database Text Archive Format
196	File Extension IDV	Inventor Design View Format
197	File Extension IDVI	XWE Data Format
198	File Extension IDW	Inventor Drawing
199	File Extension IDX	Index Format
200	File Extension IDX0	Runescape Cache Index Format
201	File Extension IDX255	Runescape Cache Format
202	File Extension IDX_DLL	Microsoft Office IDX_DLL
203	File Extension IDY	Micro Focus Studio Enterprise Edition Data Format
204	File Extension IDZ	I-DEAS Web Access
205	File Extension IE	MyEclipse Image Format
206	File Extension IE3	Internet Explorer 3
207	File Extension IEBARZIP	Explorer Bar Icon Pack
208	File Extension IEC	Microsoft HTML Converter
209	File Extension IEI	Image Eye Thumbnail Cache
210	File Extension IEL	ParticleIllusion SE Emitter Library
211	File Extension IEM	Informix Error Message
212	File Extension IENV	IData 3 Envelope Template
213	File Extension IES	IES Photometric Data Format
214	File Extension IEX	The Tuttles Madcap Misadventures
215	File Extension IF	Procedimientos-Uno IFWin Project Format
216	File Extension IF9	Pixel Power Collage Image
217	File Extension IF90	Programmers Notepad Data Format
218	File Extension IFAITH	IFaith SHSH Format
219	File Extension IFB	Oracle Siebel Interface Configuration
220	File Extension IFC	Industry Foundation Classes Format
221	File Extension IFCXML	Industry Foundation Classes XML Format
222	File Extension IFCZIP	Compessed IFC Format
223	File Extension IFD	InForm Document
224	File Extension IFF	Interchange Format Format
225	File Extension IFG	Samsung Mobile Phone Theme Graphic Format
226	File Extension IFL	3ds Max Image Format List
227	File Extension IFLV	InfoLevin Database
228	File Extension IFM	Brighterion IPrevent Fraud Model
229	File Extension IFN	IGOR Pro Formatted Notebook
230	File Extension IFO	DVD-Video Disc Information Format
231	File Extension IFOL	Instant Format Opener Data Format
232	File Extension IFOS	Instant Format Opener Script Format
233	File Extension IFP	GTA Animation Format
234	File Extension IFR	Formula One 2001 Game
235	File Extension IFS	InfoSlips Package
236	File Extension IFT	Canon Settings
237	File Extension IFU	All Image Image
238	File Extension IFV	Indeo Video Format
239	File Extension IFW	INTUS Firmware Format
240	File Extension IFX	Rational XDE
241	File Extension IFZ	All Image Compressed Image
242	File Extension IG	Instagram JPEG Picture Image
243	File Extension IG2	IGES CAD
244	File Extension IGA	CARIS GIS Corner Georeferencing Coordinate
245	File Extension IGB	Google Earth Model
246	File Extension IGC	Anime List Builder Input Format
247	File Extension IGD	Xbox 360 Controller For Windows Configuration Data Format
248	File Extension IGE	Erdas Imagine Large Raster Spill
249	File Extension IGES	IGES Format
250	File Extension IGG	SuiteProfiler Color Map Format
251	File Extension IGI	Indigo Renderer Picture Image
252	File Extension IGJ	IGrafx Process Published Web Content Format
253	File Extension IGL	IGOR Game
254	File Extension IGM	Indigo Renderer Material Format
255	File Extension IGMA	INTUS Graph Mask Archive
256	File Extension IGN	RoboHelp Ignore List Format
257	File Extension IGO	Instagram JPEG Picture Image
258	File Extension IGP	Igor Published Music Notation Format
259	File Extension IGR	SmartSketch Drawing Design Format
260	File Extension IGS	IGES Drawing Format
261	File Extension IGT	IGrafx Document Template
262	File Extension IGTHEME	ImageGlass Theme Format
263	File Extension IGTX	IGOR Pro Text Document Format
264	File Extension IGV	Integrative Genomics Viewer
265	File Extension IGX	IGrafx Document
266	File Extension IGY	Microsoft Excel Web Query
267	File Extension IGZ	Gzipped Image
268	File Extension IHA	GE Historian Archive
269	File Extension IHC	Proficy Historian
270	File Extension IHE	Interlace Hires Editor Picture Image Format
271	File Extension IHF	IGOR Pro Help
272	File Extension IHS	Bink Inbound History
273	File Extension IHTML	Inline HyperText Markup Language
274	File Extension IHW	IN-HEH Timeline Workspace
275	File Extension IHX	IN-HEH Timeline Database
276	File Extension II	IconWorkshop Extended Information Format
277	File Extension IID	IInstaller Idirectory
278	File Extension IIE	SimIIe Emulator
279	File Extension IIF	Intuit Interchange Format Format
280	File Extension III	Know Your Stuff
281	File Extension IIL	CleanSweep Installation Log
282	File Extension IIM	IMacro Macro Format
283	File Extension IIMG	Interleaf Image Format
284	File Extension IIP	ThinAnywhere Configuration Format
285	File Extension IIQ	Phase One RAW Image
286	File Extension IIS	PHOTOfunSTUDIO HD Video
287	File Extension IIT	Install Creator Project Format
288	File Extension IIX	Translation Memory Index Format
289	File Extension IJC	Java Card Applet Format
290	File Extension IJS	J Interpretor Script Format
291	File Extension IK	CryENGINE IK Animation Format
292	File Extension IKF	INTUS Keyboard Format
293	File Extension IKLAX	AirParrot Media Data Format
294	File Extension IKM	XWE Data Format
295	File Extension IKMP	SampleTank Preset
296	File Extension IKS	Microsoft InkSeine Document
297	File Extension IL	Euphoria Shrouded Source Code
298	File Extension IL3	ParticleIllusion 3 Emitter Library
299	File Extension ILA	LohnViewer Document
300	File Extension ILABEL	IData 3 Template Label
301	File Extension ILB	Scream Tracker Data
302	File Extension ILBM	Interleaved Bitmap Image
303	File Extension ILC	Atari Picture Image Format
304	File Extension ILD	XWE Data Format
305	File Extension ILDOC	QuickSilver Document
306	File Extension ILF	Alim
307	File Extension ILG	MakeIndex Error Log
308	File Extension ILHT	Safari Internet Location
309	File Extension ILJ	Honestech VHS To DVD Project Format
310	File Extension ILK	Incremental Linking Format
311	File Extension ILL	Illust Logic Puzzle
312	File Extension ILM	Opus Creator Multimedia
313	File Extension ILOCK	IData
314	File Extension ILP	Gurobi Optimizer Temporary
315	File Extension ILR	Unity 3D License Request Format
316	File Extension ILS	Internet Security And Acceleration Server Summary
317	File Extension ILX	Interlex Vocabulary
318	File Extension IM	SunOS Grey Scale Bitmap
319	File Extension IM24	Bitmap Graphic
320	File Extension IM32	Sun 32bit Raster
321	File Extension IM4P	Apple IOS IMG4 Payload Data Format
322	File Extension IM5	Visilog Image
323	File Extension IM7	DaVis Graphics
324	File Extension IM8	Sun Raster Graphic
325	File Extension IMA	Generic Disk Image
326	File Extension IMA4	Apple QuickTime IMA4 Encoded Audio
327	File Extension IMAGE	Apple Disk Image
328	File Extension IMAGEPORTFOLIOLIBRARY	Corel Painter Image Portfolio Format
329	File Extension IMAGES2PDF	Images2PDF Project Format
330	File Extension IMAGE_LAST_THUMB	Google Android Thumbnail Data Format
331	File Extension IMAP	Merak Mail Server Internet Message Access Protocol
332	File Extension IMAPMBOX	IMAP Mailbox
333	File Extension IMB	IncredMail Adress Book And Temporary Contacts
334	File Extension IMC	LucasArts Game Sound
335	File Extension IMD	GIS Image Metadata Format
336	File Extension IME	Windows Input Method Editor Format
337	File Extension IMELODY	IMelody Mobile Phone Ring-tone Format
338	File Extension IMESX	Microsoft Office IME Search Provider Definition
339	File Extension IMF	Id Music Format
340	File Extension IMG	Macintosh Disk Image
341	File Extension IMG3	IPhone IMG3 Format
342	File Extension IMGA	Aleph One Image Format
343	File Extension IMGB	Final Fantasy XII Model
344	File Extension IMGCACHE	Compressed Picture Cache Format
345	File Extension IMGPART	Apple Mac NDIF Split Image
346	File Extension IMH	IncrediMail Contacts Export
347	File Extension IMI	Magellan Map Format
348	File Extension IMJ	JFIF Bitmap Image
349	File Extension IMK	IncrediMail Licence
350	File Extension IML	IntelliJ IDEA Module
351	File Extension IMM	IncrediMail Deleted Email Messages List
352	File Extension IMMODULES	GTK+ Module Format
353	File Extension IMN	IncrediMail Notify
354	File Extension IMO	IMON Manager Settings
355	File Extension IMOTION	IClone Motion Capture
356	File Extension IMOVIEEVENT	IMovie Library
357	File Extension IMOVIELIBRARY	IMovie Event Library
358	File Extension IMOVIEMOBILE	IMovie Project Package
359	File Extension IMOVIEPROJ	IMovie Project Format
360	File Extension IMOVIEPROJECT	IMovie Project
361	File Extension IMOVIETEAMS	Apple IMovie Data Format
362	File Extension IMOVIETRAILER	Apple IMovie Video Data Format
363	File Extension IMP	FileMaker Pro Import Data Filter
364	File Extension IMPORTED	UTorrent Torrent
365	File Extension IMR	Impromptu Report Format
366	File Extension IMS	IconForge Create Executable Library Data
367	File Extension IMSCC	Canvas Exported Course
368	File Extension IMSP	Survey Designer Survey
369	File Extension IMT	IMNET Graphics Image Format
370	File Extension IMTX	IMindMap Template
371	File Extension IMV	ImageMixerVCD Project
372	File Extension IMW	IncrediMail Sound
373	File Extension IMX	DaVis Image
374	File Extension IMY	IMelody Ringtone Format
375	File Extension IMZ	WinImage Compressed Disk Image
376	File Extension IN	Spyware Format
377	File Extension IN3	Harvard Graphics Input Device Driver
378	File Extension IN4	InfoBlaster IN4 Registry
379	File Extension IN7	Ox Data
380	File Extension INA	MS-DOS
381	File Extension INB	Rebel Assault Backup
382	File Extension INC	Include Format
383	File Extension INCA	InCopy CS3 Assignment Format
384	File Extension INCD	InCopy Document
385	File Extension INCP	InCopy CS3 Package Format
386	File Extension INCT	InCopy Template
387	File Extension INCX	InCopy CS3 Interchange Format
388	File Extension IND	Adobe InDesign Graphics Document Format
389	File Extension INDB	Adobe InDesign Book Format
390	File Extension INDD	Adobe InDesign Document
391	File Extension INDESIGNPLUGIN	Adobe InDesign Plug-in
392	File Extension INDEX	Eclipse Help Index
393	File Extension INDEXARRAYS	Mac OS X Spotlight
394	File Extension INDEXCOMPACTDIRECTORY	Mac OS X Spotlight
395	File Extension INDEXDIRECTORY	Mac OS X Spotlight
396	File Extension INDEXPOSITIONS	Mac OS X Spotlight
397	File Extension INDEXPOSITIONTABLE	Mac OS X Spotlight
398	File Extension INDK	Adobe InDesign Shortcut Set Format
399	File Extension INDL	Adobe InDesign Library
400	File Extension INDN	Adobe InDesign For Mac
401	File Extension INDP	Adobe InDesign CS3 Package Format
402	File Extension INDS	Adobe InDesign Snippet Format
403	File Extension INDT	Adobe InDesign Template
404	File Extension INDX	Microsoft Mail Index
405	File Extension INETLOC	Internet Location
406	File Extension INF	Setup Information Format
407	File Extension INFO	ZoomBrowser Image Index Format
408	File Extension INFO-1	Cygwin Info
409	File Extension INFO-10	Cygwin Info
410	File Extension INFO-11	Cygwin Info
411	File Extension INFO-12	Cygwin Info
412	File Extension INFO-13	Cygwin Info
413	File Extension INFO-14	Cygwin Info
414	File Extension INFO-15	Cygwin Info
415	File Extension INFO-16	Cygwin Info
416	File Extension INFO-17	Cygwin Info
417	File Extension INFO-18	Cygwin Info
418	File Extension INFO-19	Cygwin Info
419	File Extension INFO-2	Cygwin Info
420	File Extension INFO-20	Cygwin Info
421	File Extension INFO-21	Cygwin Info
422	File Extension INFO-22	Cygwin Info
423	File Extension INFO-23	Cygwin Info
424	File Extension INFO-24	Cygwin Info
425	File Extension INFO-25	Cygwin Info
426	File Extension INFO-26	Cygwin Info
427	File Extension INFO-27	Cygwin Info
428	File Extension INFO-28	Cygwin Info
429	File Extension INFO-29	Cygwin Info
430	File Extension INFO-3	Cygwin Info
431	File Extension INFO-30	Cygwin Info
432	File Extension INFO-4	Cygwin Info
433	File Extension INFO-5	Cygwin Info
434	File Extension INFO-6	Cygwin Info
435	File Extension INFO-7	Cygwin Info
436	File Extension INFO-8	Cygwin Info
437	File Extension INFO-9	Cygwin Info
438	File Extension INFOPATHXML	Microsoft InfoPath Form
439	File Extension INF_LOC	Windows Driver Information Cache Format
440	File Extension ING	MasterCook Ingredients Format
441	File Extension INGR	Intergraph Raster Format Format
442	File Extension INH	Microsoft Visual Basic Basfwin
443	File Extension INI	Windows Initialization Format
444	File Extension INI-DIST	PHP INI
445	File Extension INI-PRODUCTION	UEStudio Data Format
446	File Extension INI-RECOMMENDED	PHP INI
447	File Extension INI2	Text Configuration
448	File Extension INIBIN	League Of Legends Game Data Format
449	File Extension INIT	WM Keeper CLASSIC Temporary Keys
450	File Extension INIX	Adobe InDesign
451	File Extension INJ	DAZ Studio 3D Morph Injection Data Format
452	File Extension INJB	Adobe InDesign
453	File Extension INK	Mimio Ink Data Format
454	File Extension INL	C++ Inline Format
455	File Extension INLK	Adobe InDesign Lock Format
456	File Extension INLX	Adobe InDesign Data Format
457	File Extension INM	FaxMaster Document
458	File Extension INMEDIA_DB_COMPLETE	LG G2 Android Data Format
459	File Extension INMS	Adobe InDesign Menu Set Format
460	File Extension INN	Phantasmagoria Ini
461	File Extension INO	Inno Setup Script Format
462	File Extension INP	Abaqus Input Format
463	File Extension INPROGRESS	Time Machine Backup Progress Format
464	File Extension INPUTPLUGIN	Apple Mac OS X PluginIM Input Method
465	File Extension INPX	PTV Vissim Network
466	File Extension INRS	Adobe InDesign For Mac
467	File Extension INS	Internet Settings Format
468	File Extension INSANIQUARIUMDELUXESAVEDGAME	Insaniquarium Deluxe Save Game
469	File Extension INSP	Microsoft Visual Studio Inspector
470	File Extension INSPXE	Intel Inspector Results Format
471	File Extension INSPXEPROJ	Intel Inspector Project Format
472	File Extension INSPXEZ	Intel Inspector Exported Archive Format
473	File Extension INSS	Apple Mac OS X Setup Assistant ISP Info Document
474	File Extension INST	RMCProfile Peak Profile
475	File Extension INSTALL	Microsoft Expression Web Php Script Format
476	File Extension INSTALLHELPER	Apple Mac OS X Install Helper Document
477	File Extension INSTALLLOG	Microsoft .NET Installation Log
478	File Extension INSTALL_BACKUP	AVG Shell Extension Module
479	File Extension INSTANTRENAME	Quick Format Rename Format
480	File Extension INSX	InScribe XML Document
481	File Extension INT	SGI Integer Image
482	File Extension INT?	Quicken For Mac
483	File Extension INTAGLIO	Intaglio Drawing
484	File Extension INTERFACE	Notepad++ Data Format
485	File Extension INTERNETCONNECT	Apple Internet Connect Document
486	File Extension INTR	Assassinss Creed Game Data Format
487	File Extension INTU	Quicken For Mac
488	File Extension INUSE	Text Configuration Format (in Use)
489	File Extension INV	INVedit Format
490	File Extension INVENTOR	SGI Open Inventor
491	File Extension INX	Adobe InDesign Interchange Format
492	File Extension IN_	Microcoft Setup Information
493	File Extension IO	CPIO Compressed Format Archive
494	File Extension IOB	Actuate Information Object Format Format Format
495	File Extension IOBIT	Advanced SystemCare Rollback Format
496	File Extension IOBJ	Microsoft Visual Studio Intermediate Object Format
497	File Extension IOC	Winamp Io Extension
498	File Extension IOCA	IBM Image Object Content Architecture (IOCA) Bitmap Graphics
499	File Extension IOK	Omniscope Configuration
500	File Extension IOM	Omniscope Configuration Data Format
501	File Extension ION	File Description Format
502	File Extension IOP	Lost Saga Game Data Format
503	File Extension IOPLIST	Mac OS X IOPLIST Format
504	File Extension IOR	Maxwell Render Index Of Refraction
505	File Extension IOS	Apple IOS Data Format
506	File Extension IP	IconPackager Theme Format
507	File Extension IP2	Atari ICE PCIN+ Picture Image Format
508	File Extension IP3	ParticleIllusion Project
509	File Extension IPA	IPhone Application
510	File Extension IPALIAS	IPhoto Alias Format
511	File Extension IPB	IPhone Perl Script
512	File Extension IPC	IncrediFlash Tools Image
513	File Extension IPCC	IPhone Carrier Bundle
514	File Extension IPCH	Intellisense Precompiled Header Format
515	File Extension IPD	BlackBerry Backup Format
516	File Extension IPDB	IP Address Tracker IP Database
517	File Extension IPF	SMS Installer Script
518	File Extension IPFIX	Wireshark Captured Data Format
519	File Extension IPFLIB	DWOS Implant Kit Format
520	File Extension IPG	IPod Game Format
521	File Extension IPH	InterPaint (Hires) Image Format
522	File Extension IPHOTO	IPhoto Library Format
523	File Extension IPHOTOPROJECT	IPhoto Print Project
524	File Extension IPI	Microsoft Windows Installer
525	File Extension IPICK	IPick Football Image
526	File Extension IPJ	Inventor Project Format
527	File Extension IPK	Shana Informed Filler Format
528	File Extension IPKG	Indicore SDK Package
529	File Extension IPL	CorelDRAW Pantone Spot Reference Palette Format
530	File Extension IPL22	PLATO Learning Network Temporary
531	File Extension IPLB	IPhoto Library Archive Document
532	File Extension IPM	Walmart Digital Photo Manager Photo Message Format
533	File Extension IPMETA	Apple IPhoto Metadata Format
534	File Extension IPN	Inventor Presentation Format
535	File Extension IPO	InstallShield Object Project
536	File Extension IPOD	Rockbox Firmware Format
537	File Extension IPP	Inline Guard Macro Format
538	File Extension IPPROJ	Microsoft Visual Studio InfoPath Project
539	File Extension IPR	IntelliJ Project XML Data Format
540	File Extension IPROJECT	IClone Project Format
541	File Extension IPS	Internal Patching System Patch Format
542	File Extension IPSPOT	IPhoto Spot Format
543	File Extension IPSW	IPod And IPhone Software Update Format
544	File Extension IPSX	IPhone Firmware Update Format
545	File Extension IPT	Inventor Part Format
546	File Extension IPTHEME	IconPackager Raw Theme Format
547	File Extension IPUTILS	Gnome Desktop
548	File Extension IPW	UniPlot Graph Format
549	File Extension IPX	IPIX Image
550	File Extension IPY	IPython Script Format
551	File Extension IPYNB	IPython Notebook Format
552	File Extension IPZ	ICQ Plus Skin
553	File Extension IQC	CADIQ Comparison Analysis Result
554	File Extension IQD	Impromptu Defintion
555	File Extension IQE	Inter-Quake Export Data Format
556	File Extension IQF	Integra Query
557	File Extension IQL	CADIQ Log Format
558	File Extension IQM	Inter-Quake Model Format
559	File Extension IQP	20-20 Office Sales Exported Quote
560	File Extension IQR	Cadiq View Analysis Results Data
561	File Extension IQS	CADIQ Summary Log
562	File Extension IQT	Tektronix
563	File Extension IQU	AmeriCalc Update
564	File Extension IQY	Internet Query
565	File Extension IR	DEAL For Windows Data Format
566	File Extension IR2	Super IRG 2 Picture Image Format
567	File Extension IRAF	IRAF
568	File Extension IRAFHOSTS	IRAF User
569	File Extension IRB	Interactive Ruby Script Format
570	File Extension IRBRC	Ruby
571	File Extension IRC	JIRCii Script
572	File Extension IRCP	SpeedGrade IRIDAS Composite Format
573	File Extension IRD	Microsoft Money Temporary
574	File Extension IREV	Runtime Revolution Script
575	File Extension IRF	Autodesk Impression Drawing Format
576	File Extension IRG	Sofya Database Interclass Relation Graph
577	File Extension IRIS	Silicon Irix Graphics Raw Format
578	File Extension IRIX6	Irix 6
579	File Extension IRIX64BIT	Irix 64 Bit Make
580	File Extension IRL	IBM WebSphere ILOG JRules Rule Language
581	File Extension IRN	IRedit Database Format
582	File Extension IROBO	RoboMind Source Code
583	File Extension IROCK	IntelliRock Sensor Data Format
584	File Extension IROS	Adobe Save For Web Settings Format
585	File Extension IRP	Microsoft ISA Server Report Generator Output Format
586	File Extension IRR	UVBrewer Brewer Lamp Format
587	File Extension IRRMESH	Irrlicht Static Mesh
588	File Extension IRS	Adobe Save For Web Settings
589	File Extension IRV	XMap Workfile
590	File Extension IRX	Brewer Irradiation Format
591	File Extension IS	InStereo Audio
592	File Extension IS1	SmartWare Input Screen Format
593	File Extension IS2	SmartWare Input Screen
594	File Extension IS3	SmartWare Input Screen
595	File Extension IS4	SmartWare Input Screen
596	File Extension ISA	Adobe Photoshop ImageReady Action
597	File Extension ISALE	ISale Auction
598	File Extension ISALETEMPLATE	ISale Template
599	File Extension ISALLIC	ISale License
600	File Extension ISAM	ISAM Database Format
601	File Extension ISB	Vanguard Music
602	File Extension ISC	Xilinx Device Configuration Format
603	File Extension ISCORRUPT	Skype
604	File Extension ISCSI	DAEMON Tools Data Format
605	File Extension ISD	Flexera InstallShield Dialog Box Format
606	File Extension ISDOC	Information System Document Format
607	File Extension ISDOCX	Information System Document Archive Format
608	File Extension ISE	InstallShield Express Project Format
609	File Extension ISF	Inspiration Flowchart Document
610	File Extension ISFF	Intergraph Standard Format Format
611	File Extension ISH	ISH Compressed Archive
612	File Extension ISH1	Animation-ish Wiggledoodle-ish Document
613	File Extension ISH2	Animation-ish FlipBook-ish Document
614	File Extension ISH3	Animation-ish Advanced-ish Document
615	File Extension ISL	InstallShield Temporary Installer
616	File Extension ISM	InstallShield Project Format
617	File Extension ISMA	IIS Smooth Streaming Audio Format
618	File Extension ISMC	Smooth Streaming Client Manifest Format
619	File Extension ISMCLIP	IStopMotion Animation Clip
620	File Extension ISMV	IIS Smooth Streaming Video Format
621	File Extension ISN	Installer Source Formats
622	File Extension ISO	Disc Image Format
623	File Extension ISOZ	Compressed Arbortext IsoDraw Illustration
624	File Extension ISP	IIS Internet Service Provider Settings
625	File Extension ISPAC	SQL Server Project Deployment Model Format
626	File Extension ISPC	Image Surfer Pro Collection Format
627	File Extension ISPRO	InstallSimple Project Format
628	File Extension ISPX	IStudio Publisher Document Format
629	File Extension ISPY	ISpy Data Format
630	File Extension ISQ	MicroCT Image
631	File Extension ISR	InstallShield Uninstall Information Format
632	File Extension ISS	ISS Picture Image Format
633	File Extension ISSUE	Adobe Digpub Folio Data Format
634	File Extension IST	Adobe ImageStyler Format
635	File Extension ISTG	ISOE Imagine Stage
636	File Extension ISU	InstallShield Uninstall Script Format
637	File Extension ISV	IDL ITools State
638	File Extension ISWP	Apple ITunes IOS Firmware Update
639	File Extension ISX	Intrasis Object
640	File Extension ISYM	ArchiCAD For MAC Geometric Description Language
641	File Extension ISZ	Zipped ISO Disk Image
642	File Extension IT	Impulse Tracker Module
643	File Extension IT2	Intruders Thunder 2 Game Level Format
644	File Extension ITA	IconTweaker Theme Archive
645	File Extension ITB	ITunes Library Extras
646	File Extension ITC	ITunes Cover Flow Data Format
647	File Extension ITC2	ITunes Cover Flow Data Format 2
648	File Extension ITCL	Cygwin Iwidgets Scripts
649	File Extension ITD	SDL Trados Translation
650	File Extension ITDB	ITunes Database Format
651	File Extension ITE	ITunes Extras Format
652	File Extension ITEMDATA-MS	Windows 8 Start Screen Item Data Format
653	File Extension ITEMSCRIPT	Divinity: Original Sin Game Data Format
654	File Extension ITF	ESignal Integrated Trading Data Format
655	File Extension ITG	Intergraph Format Bitmap Graphics
656	File Extension ITHMB	IPod And IPhone Photo Thumbnails Format
657	File Extension ITI	Impulse Tracker Instrument
658	File Extension ITK	ScummVM Game Data Format
659	File Extension ITL	ITunes Library Format
660	File Extension ITLP	ITunes LP Album Format
661	File Extension ITLS	ITunes Live Stream URL
662	File Extension ITM	IThink Model Format
663	File Extension ITMS	ITunes Music Store Link Format
664	File Extension ITMSP	ITunes Store Package
665	File Extension ITMX	XML Model Interchange Language Source Code Format
666	File Extension ITMZ	IThoughtsHD Mind-map Document
667	File Extension ITN	TomTom Navigator Itinerary Format
668	File Extension ITP	BioWare Aurora Game Engine Palette
669	File Extension ITPC	ITunes Podcast Link Format
670	File Extension ITQ	SAIA S-Web Variable Initialization
671	File Extension ITR	Icy Tower Replay Format
672	File Extension ITRACE	Microsoft Visual Studio Data Format
673	File Extension ITS	Impulse Tracker Sample
674	File Extension ITSS	Microsoft Infotech Storage System Format
675	File Extension ITT	IconTweaker Theme Format
676	File Extension ITV	Nostalgia Emulator Intellivision ROM Image Format
677	File Extension ITW	InTouch With Database Format
678	File Extension ITX	ITX Form Template
679	File Extension ITXIB	Apple ITunes Dump
680	File Extension ITZ	Impulse Tracker Music Module
681	File Extension IUC	WyUpdate Data Format
682	File Extension IUP	Fritz Update Format
683	File Extension IUS	InfoTMIC Firmware Update Format
684	File Extension IV	Open Inventor Scene Graph Format
685	File Extension IV2I	Norton Ghost Incremental Virtual Volume Image
686	File Extension IVA	Surveillance Video Format
687	File Extension IVAUD	XWE Data Format
688	File Extension IVB	Truevision Targa Format Bitmap Graphics
689	File Extension IVC	IView MediaPro Catalogue Format
690	File Extension IVD	Bitdefender Incremental Virus Definitions Format
691	File Extension IVE	OpenSceneGraph Binary Format
692	File Extension IVEX	Worldviz Vizard Encrypted
693	File Extension IVF	Indeo Video Format Format
694	File Extension IVI	MSDN InfoViewer Topic
695	File Extension IVL	IBM ILOG JViews Maps Map
696	File Extension IVM	Interactive Visual Media Video Format
697	File Extension IVN	Phase One Media Pro Data Format
698	File Extension IVP	Panorama
699	File Extension IVR	Internet Video Recording
700	File Extension IVS	Internet Streaming Video
701	File Extension IVT	Beyond 20/20 Table Format
702	File Extension IVU	ImmerVision XML User Interface
703	File Extension IVUE	Live Picture IVUE Image
704	File Extension IVWR	IntelliView Offline Report
705	File Extension IVX	Beyond 20/20 Microdata Directory
706	File Extension IW	Chain Engineering Database Format
707	File Extension IW4	DjVu Image Format
708	File Extension IW44	DjVu Image Format
709	File Extension IW5DLC	Call Of Duty Modern Warfare 3 DLC Data Format
710	File Extension IWA	IBM Writing Assistant Text Document Format
711	File Extension IWB	Common Format Format
712	File Extension IWC	Installwatch Database
713	File Extension IWCF	Incomedia WebSite X5 Data Format
714	File Extension IWD	Call Of Duty Game Data Format
715	File Extension IWDGT	IWeb Widget Format
716	File Extension IWG	ArcView DWG Index Format
717	File Extension IWI	Infinity Ward Texture Format
718	File Extension IWL	WebSite X5 License
719	File Extension IWM	IWriteMusic
720	File Extension IWP	InfinityQS ESPC
721	File Extension IWPRJ	Website X5 Project
722	File Extension IWS	Trojan-Downloader.JS.Agent Format
723	File Extension IWT	Sunnysoft InterWrite Full Keyboard Skin
724	File Extension IWTPK	Incomedia WebSite X5 Template Format
725	File Extension IWTPL	WebSite X5 Template Format
726	File Extension IWXDATA	IWorx Data Format
727	File Extension IWZ	InstallShield Express 2 Project Format
728	File Extension IWZIP	Website X5 Project
729	File Extension IX	DtSearch Index Format
730	File Extension IX2	WordPerfect Address Book Format
731	File Extension IX3	Instant.Exe 3.0 Script
732	File Extension IX4	Rebel Chess
733	File Extension IXA	Ulead Disc Image Format
734	File Extension IXB	Ulead Disc Image
735	File Extension IXC	ArcView Geocoding Index For Read-write Coverages
736	File Extension IXF	Integration Exchange Format
737	File Extension IXI	IxiQuarks Preferences
738	File Extension IXL	DB/TextWorks Database Indexed List
739	File Extension IXS	ArcView Geocoding Index For Read-write Shape
740	File Extension IXW	ERDAS IMAGINE Toolbar Setting
741	File Extension IZD	Intrexx Application Export Format
742	File Extension IZE	IZArc Archive
743	File Extension IZS	1st Page 2000 JavaScript Example
744	File Extension IZZ	Isadora Media Control Project
745	File Extension IZZY	Isadora Project