HIGH ![]() | ![]() | |
| Name | HOOPS Stream Format | Rhino OpenNURBS |
| File extension | .hsf | .3dm |
| Original software | Rhinoceros 3D | |
| Binary | ■ | ■ |
| ASCII | ||
| Polygonal | ■ | ■ |
| NURBS | ■ | |
| Solids | ■ | |
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | ■ |
| Developer/Owner | Tech Soft 3D | Robert McNeel & Associates |
| Description | ||
| Specification | Open HSF doc | OpenNURBS |
| Format features | One attempt to create « universal » 3D-format for publishing CAD-models. To date, work on improving it stopped | The format of the first NURBS-Modeling software for Windows. Is currently open, so there are converters from/to lots of formats |
| Viewing software | Hoops Publish | Deep View (free) |