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Name | Drawing Exchange Format | Initial Graphics Exchange Specification |
File extension | .dxf | .igs, .iges |
Original software | AutoCAD | |
Binary | ||
ASCII | ■ | ■ |
Polygonal | ||
NURBS | ■ | ■ |
Solids | ■ | |
Smoothing groups | ■ | ■ |
Textures, materials | ■ | |
Developer/Owner | Autodesk | U.S. National Bureau of Standards |
Description | ||
Specification | Download PDF | |
Format features | Despite the « two-dimensional » AutoCAD specialization, it is possible to create solid models. Autodesk itself for three-dimensional modeling software promotes Inventor | Universal open interchange NURBS-surfaces format. Along with STEP - one of the most popular |
Viewing software | DWG TrueView (free), DWGSee (free) | Delcam Exchange 2012 (free), eDrawings (free) |