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| Name | CATIA Shape | 3D Studio |
| File extension | .CATShape | .3ds |
| Original software | CATIA | 3D Studio (DOS) |
| Binary | ■ | ■ |
| ASCII | ||
| Polygonal | ■ | |
| NURBS | ■ | |
| Solids | ||
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | ■ |
| Developer/Owner | Dassault Systemes | Autodesk |
| Description | ||
| Specification | ||
| Format features | Surfaces ICEM file for CAD system CATIA | Has a limit on the number of polygons in a single file. Today is considered obsolete |
| Viewing software | CATIA | GLC_Player (free), MeshLab (free) |