3D Graphics Files Extensions - What are 3dgraphics files and how do I open a 3dgraphics file?

What are 3dgraphics files and how do I open a 3dgraphics file?

File Type Category File Format
.3ds 3D Graphics Files 3D Studio Scene
.act 3D Graphics Files Genesis3D Actor File
.blend 3D Graphics Files Blender 3D Data File
.des 3D Graphics Files Corel Designer File
.drf 3D Graphics Files VIZ Render File
.flt 3D Graphics Files OpenFlight Scene Description File
.hdz 3D Graphics Files Compressed Poser Hand Pose File
.hip 3D Graphics Files Houdini Project File
.ifc 3D Graphics Files Industry Foundation Classes File
.mdx 3D Graphics Files Warcraft 3 Model File
.mtz 3D Graphics Files Compressed MetaStream Scene File
.pp2 3D Graphics Files Poser Prop File
.ppz 3D Graphics Files Compressed Poser Prop File
.rad 3D Graphics Files VRAD Lights File
.rft 3D Graphics Files Revit Family Template File
.xaf 3D Graphics Files 3ds Max XML Animation File
.xaf 3D Graphics Files Cal3D XML Animation File
.xpr 3D Graphics Files Pro/ENGINEER Part Instance Accelerator File