CDS has diligently worked to extract and bring you the individual features of many of these powerful tools. These once esoteric tools are now are available right here as extremely cost effective AutoCAD add-on utility apps! From polyline tuning, vectorization, manipulation of polylines, circles and donuts, to layer control, resistance calculations, and even an app to generate 3D hardware, the sheer range and utility of these amazing apps is now in your hands. We also offer application and custom development.