-->
.unknown .3ds .fbx .obj .stl
.fbx .upk .unitypackage .max .gltf .obj .ma .c4d
.3dm .3ds .obj .unknown .skp
.obj .3ds .max .gltf .usd
.3ds .c4d .dae .dxf .fbx .obj .unknown
.3ds .max .fbx .obj .gltf .usd
.usd .max .fbx .obj .gltf
.blend .dae .3ds .fbx .obj
.usd .3ds .fbx .obj .max .gltf
.usd .3ds .max .fbx .obj .gltf
.obj .fbx .max .3ds .gltf .usd
.usd .max .3ds .fbx .obj .gltf
.lwo .obj .fbx .3ds .dae .dxf