Standard file format for AutoCAD drawings.
ra in File - A binary file format used by AutoCAD.
The internal drawing file format and extension (*.dwg) created by AutoDESK for their AutoCAD drawing application running in the Windows computer operating system. Applications other than AutoCAD may also be able to save or open files in this file format.
file extension denoting a vector graphics file created by AutoCAD ( www.autodesk.co.uk)
AutoCADĀ®'s native file format for CAD models. AutoCAD's dominance in the CAD market has meant that this format can be read and written by many other CAD programs. (See file format.)