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| Name | 3ds Max Scene File | Initial Graphics Exchange Specification |
| File extension | .max | .igs, .iges |
| Original software | Autodesk Max | |
| Binary | ■ | |
| ASCII | ■ | |
| Polygonal | ■ | |
| NURBS | ■ | ■ |
| Solids | ■ | |
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | |
| Developer/Owner | Autodesk | U.S. National Bureau of Standards |
| Description | ||
| Specification | Download PDF | |
| Format features | Universal open interchange NURBS-surfaces format. Along with STEP - one of the most popular | |
| Viewing software | Max | Delcam Exchange 2012 (free), eDrawings (free) |