| .hr2 |
Poser Hair File |
| .hrz |
Compressed Poser Hair File |
| .hd2 |
Poser Hand Pose File |
| .hdz |
Compressed Poser Hand Pose File |
| .hxn |
Hexagon Model File |
| .hlsl |
High Level Shader Language File |
| .iv |
Open Inventor Scene Graph File |
| .igs |
IGES Drawing File |
| .ifc |
Industry Foundation Classes File |
| .ive |
OpenSceneGraph Binary File |
| .igm |
Indigo Renderer Material File |
| .irrmesh |
Irrlicht Static Mesh File |
| .irr |
Irrlicht 3D Scene |
| .iges |
IGES File |
| .ik |
CryENGINE IK Animation File |
| .igi |
Indigo Image File |
| .jas |
Cheetah3D Model File |
| .j3o |
jMonkeyEngine 3D Scene |
| .kmc |
Kinemac Animation File |
| .kmcobj |
Kinemac Sprite Object |
| .kfm |
Gamebryo 3D Model File |
| .ktz |
Kahootz Project File |
| .max |
3ds Max Scene File |
| .ma |
Maya Project File |