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| Name | SolidWorks Part File | GL Transmission Format |
| File extension | .sldprt | .gltf, .glb |
| Original software | SolidWorks | |
| Binary | ■ | ■ |
| ASCII | ■ | |
| Polygonal | ■ | ■ |
| NURBS | ■ | |
| Solids | ■ | |
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | ■ |
| Developer/Owner | Dassault Systemes | Khronos Group |
| Description | ||
| Specification | ||
| Format features | Part file CAD system SolidWorks | Supports 3D model geometry, appearance, scene graph hierarchy, and animation. A .gltf file may be self-contained or may reference external binary and texture resources, while a .glb file is entirely self-contained |
| Viewing software | SolidWorks Viewer 2011 (free), Delcam Exchange 2011 R2 (free), eDrawings (free) | Paint 3D, MS Office etc |