Computer Aided Design – CAD is a process of designing 3D models in the computer, but the term is most frequently used to refer to different software applications for creating 3D models, i.e. CAD Software. Examples of CAD software include AutoCAD, SolidWorks, Tinkercad, Autodesk 123D, Rhinoceros, Blendr, ZBrush, SketchUp, among many others.