AutoCAD format for line art.
Drawing 'X'change Format. A Vector format used to exchange data between CAD applications. A method of exchanging 2D drawings between any 2DÂ CAD systems.
Data Exchange File + Drawing Exchange Format
A file extension for an 'Autodesk' Drawing Interchange Format. A file format for interchanging 3d images between different programs.
Drawing Exchange File. A computer graphics file format, for drawings created by Autodesk.
AutoCAD`s Drawing eXchange Format (proprietary, though open, de facto standard).