A9CAD and A9Converter are two popular free CAD software programs. They meet basic computer-aided design needs for many users and can used as alternative to AutoCAD.
Keywords: free, cad, a9cad, a9converter, autocad, windows, engineering
For more information please visit: http://a9tech.com/
A9CAD is a general purpose two-dimensional CAD program.
A9Convert is a command line program to convert DWG/DXF to different versions of DWG/DXF.