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| Name | Object File Format | SketchUp Document | 
| File extension | .off | .skp | 
| Original software | SketchUp | |
| Binary | ■ | ■ | 
| ASCII | ||
| Polygonal | ■ | ■ | 
| NURBS | ||
| Solids | ||
| Smoothing groups | ■ | ■ | 
| Textures, materials | ■ | ■ | 
| Developer/Owner | Trimble | |
| Description | ||
| Specification | ||
| Format features | Open storage format polygonal models | |
| Viewing software | GLC_Player (free), MeshLab (free) | SketchUp Viewer (free) |