| IFC |
Industry Foundation Classes File |
3D image file |
| IGES |
IGES Drawing File |
3D image file |
| IGI |
Indigo Image File |
3D image file |
| IGM |
Indigo Renderer Material File |
3D image file |
| IGS |
Indigo Renderer Scene File |
3D image file |
| IK |
CryENGINE IK Animation File |
3D image file |
| IRR |
Irrlicht 3D Scene |
3D image file |
| IRRMESH |
Irrlicht Static Mesh File |
3D image file |
| IV |
Open Inventor Scene Graph File |
3D image file |
| IVE |
OpenSceneGraph Binary File |
3D image file |