File Extensions Abbreviations and Acronyms

1. IGS
   Iges Drawing File
2. IGT
   Igrafx Document Template
3. IGX
   Igrafx Document
4. IHP
   Help file (Watcom)
5. IHS
   Inbound History (Bink/ )
6. IHW
   In-heh Timeline Workspace
7. IHX
   In-heh Timeline Database
8. II
   Preprocessed C source code (gcc)
9. II
   Iconworkshop Extended Information File
10. IIF
    Intuit Interchange Format File
11. IIL
    Cleansweep Installation Log
12. IIM
    Imacro Macro File
13. IIP
    Install Creator Pro Project File
14. IIP
    Thinanywhere Configuration File
15. IIQ
    Phase One Raw Image
16. IIT
    Install Creator Project File
17. IIX
    Translation Memory Index File
18. IK
    Cryengine Ik Animation File
19. IKF
    Intus Keyboard File
20. IKMP
    Ik Multimedia Preset File

Last updated: March 20, 2022 — Total entries: 12,444