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| Name | SketchUp Document | Object File Format | 
| File extension | .skp | .off | 
| 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 | SketchUp Viewer (free) | GLC_Player (free), MeshLab (free) |