LOW ![]() | ![]() | |
| Name | Pro/ENGINEER Neutral File | Open Inventor Scene Graph File |
| File extension | .neu | .iv |
| Original software | Pro/ENGINEER (Creo) | |
| Binary | ■ | ■ |
| ASCII | ||
| Polygonal | ■ | ■ |
| NURBS | ■ | |
| Solids | ■ | |
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | ■ |
| Developer/Owner | PTC | |
| Description | ||
| Specification | ||
| Format features | ||
| Viewing software | Pro/ENGINEER (Creo) | Deep View (free) |