The 2D design program of RibbonSoft from Switzerland is an easy-to-use 2D CAD program. It is optimally suited to front panel and case drawings.
With QCAD you can open and edit all of our provided DXF files without any problems.
The single user licence for this program costs 24 Euro (as of 12/2009).
A cost-free trial version is at your disposal as well.
Link to QCAD
The 3D drawing program VariCAD is a powerful CAD program for little money. Our 3D data of cases in STEP format can be read and processed by it without any problems.
There is a cost-free trial version.
The single user licence costs 399 Euro (as of 12/2009).
To view the VariCAD website click here.