| I |
Intermediate
file (Borland C++) |
| IAN |
Text
file (Sterling Software) (Groundworks COOL Business Team Model) |
| IAX |
Bitmap
(IBM Image Acess eXecutive) |
| IBM |
Compressed
archive (ARCHDOS, IBM Internal only) |
| ICA |
Citrix
file |
| ICA |
Bitmap
graphic (Image Object Content Architecture) |
| ICB |
Targa
bitmap |
| ICC |
Printer
file (Kodak) |
| ICC |
Catalog
file (IronClad) |
| ICD |
Drawing
file (IronClad) |
| ICL |
Icon
Library (Generic industry standard) |
| ICM |
Image
Color Matching profile |
| ICN |
Icon
source code |
| ICO |
Icon
(Microsoft Windows 3.x) |
| ICS |
Scene
file (IronClad) |
| ID |
Disk
identification file (Generic) |
| IDB |
Intermediate
file (Microsoft Developer) |
| IDD |
MIDI
Instrument Definition |
| IDE |
Project
file (Borland C++ v4.5) |
| IDF |
MIDI
Instrument Definition (Windows 95 required file) |
| IDIF |
Identification
file (Netscape saved address book) |
| IDQ |
Data
Query (Internet) |
| IDW |
Vector
graphic (IntelliDraw) |
| IDX |
Relational
database index (Microsoft FoxPro) |
| IDX |
Relational
database index (Symantec Q&A) |
| IDX |
Microsoft
Outlook Express file |
| IDX |
Index
file (Microsoft Clip Gallery v. 1.x) |
| IDX |
Index
file (Pro/Engineer) |
| IFD |
Form
(JetForm Design) |
| IFF |
Interchange
file, (general purpose data storage format)) |
| IFF |
Image
(Sun TAAC/SDSC Image Tool) |
| IFO |
Digital
Video Disk (DVD) datafile |
| IFO |
Graphic
object layer data (ImageForge Pro) |
| IFP |
Script
file (KnowledgeMan) |
| IFS |
Compressed
fractal image (Yuvpak) |
| IFS |
System
file (OS/2) |
| IFS |
Create
executable library (ImageForge/ImageForge Pro) |
| IGES |
Initial
Graphics Exchange Specification (Generic) |
| IGF |
Metafile
(Inset Systems) |
| IIF |
Interchange
file (QuickBooks for Windows) |
| IIM |
Music
module |
| ILB |
Datafile
(Scream Tracker) |
| ILBM |
Bitmap
(graphic image) |
| ILK |
Program
outline (Microsoft ILink incremental linker) |
| IM8 |
Raster
graphic (Sun Microsystems) |
| IMA |
Image
(WinImage) |
| IMA |
Vector
graphic (EGO,Chart) |
| IMF |
MIDI
music file (Corridor 7, Blake Stone, Wolfenstein 3D, Spear
of Destiny) |
| IMG |
Image
(GEM) |
| IMG |
Bitmap
graphic (Ventura Publisher) |
| IMP |
Spreadsheet
(Lotus Improv) |
| IMQ |
Image
presentation (ImageQ) |
| IMS |
Create
executable library data (IconForge) |
| IN$ |
Installation
file (HP NewWave) |
| IN3 |
Input
device driver (Harvard Graphics v3.0) |
| INB |
Test
script (Vermont High Test) |
| INC |
Include
file (Assembler language or Active Server) |
| IND |
Index
(dBase IV) |
| IND |
Shared
Database file (Specifically in Microsoft Windows) |
| INF |
Information
file (Generic) |
| INF |
Type
I LaserJet font information file |
| INF |
Install
script (Generic) |
| INI |
Initialization
file (Generic) |
| INI |
Setup
file (MWave DSP synth's mwsynth.ini GM) |
| INI |
Bank
setup file (Gravis UltraSound) |
| INK |
Pantone
reference fills file (CorelDRAW) |
| INL |
Inline
function file (Microsoft Visual C++) |
| INP |
Source
code for form, (Oracle,version 3.0 and earlier) |
| INRS |
INRS-Telecommunications
audio |
| INS |
Install
script (InstallShield) |
| INS |
Sign-up
file (X-Internet) |
| INS |
Instrument
file (Ensoniq EPS Family) |
| INS |
Sample
(Cell/II MAC/PC instruments) |
| INS |
Datafile
(Microsoft WordPerfect for Windows) |
| INS |
Installation
script (1st Reader) |
| INS |
Instrument
music file (Adlib) |
| INT |
Intermediate
executable code (Produced when a source program is syntax-checked) |
| INT |
Interfaced
units (Borland) |
| INX |
Index
file (Foxbase) |
| IO |
Compressed
archive (CPIO) |
| IOB |
3D
graphics database (TDDD format) |
| IOC |
Organizational
chart (Instant ORGcharting!) |
| IOF |
Findit
document (Microsoft Findit) |
| ION |
File
description (4dos descript.ion) |
| IPL |
Pantone
Spot reference pallette (CorelDRAW) |
| IPS |
International
patching system binary patch file |
| IQY |
Internet
inquiry (Microsoft) |
| ISO |
Lists
the files on a CD-ROM; based on the ISO 9660 CD-ROM file system
standard |
| IRS |
Resource
file (Microsoft WordPerfect for Windows) |
| ISD |
Spell
checker dictionary (RapidFile) |
| ISH |
Compressed
archive (ISH) |
| ISO |
ISO
(International Standards Organization table, aka: ISO) |
| ISP |
Sign-up
file(X-Internet) |
| IST |
Instrument
file (Digitaltracker) |
| ISU |
Uninstall
script (InstallShield) |
| IT |
Settings
file (intalk) |
| ITF |
Interface
file (JPI Pascal TopSpeed) |
| IT |
Music
module (MOD) (Impulse Tracker) |
| ITI |
Instrument
file (Impulse Tracker) |
| ITS |
Sample
file (Impulse Tracker) |
| ITS |
Internet
document set (possibly a Microsoft file) |
| IV |
Open
Inventor file |
| IVD |
Microdata
dimension or variable-level file (Beyond 20/20) |
| IVP |
User
subset profile (Beyond 20/20) |
| IVT |
Table
or aggregate data (Beyond 20/20) |
| IVX |
Microdata
directory (Beyond 20/20) |
| IW |
Screensaver
(Idlewild) |
| IW |
Presentation
flowchart (IconAuthor-HSC Interactive) |
| IWA |
Text
file (IBM Writing Assistant) |
| IWC |
Install
Watch document |
| IWM |
Start
file (IconAuthor) |
| IWP |
Text
file (Wang) |
| IZT |
Binary
token file (IZT) |
COOL
INFO