| .hmp |
Worms Height Map File |
| .hcf |
Compact Ham Library |
| .hdx |
Delphi MultiHelp Index File |
| .ico |
Icon File |
| .iso |
Disc Image File |
| .iff |
Interchange File Format |
| .icns |
Mac OS X Icon Resource File |
| .ibooks |
Multi-Touch iBook |
| .img |
Disc Image Data File |
| .idw |
Inventor Drawing |
| .icc |
ICC Profile |
| .inx |
Adobe InDesign Interchange File |
| .ica |
Configuration file in Citrix application servers |
| .iam |
Inventor Assembly File |
| .ipt |
Inventor Part File |
| .id2 |
Windows Live Messenger Emoticon File |
| .itc2 |
iTunes Cover Flow Data File 2 |
| .isd |
Flexera InstallShield Dialog Box File |
| .ipx |
IPIX Image |
| .iv |
Open Inventor Scene Graph File |
| .ise |
InstallShield Express Project File |
| .idpp |
Adobe InDesign Preflight Profile |
| .ins |
LaTeX Installer Script |
| .ismv |
IIS Smooth Streaming Video File |