Computer-Aided Design (CAD) or computer-aided design and drafting (CADD) software aids in the calculations-intensive production of drawings, specifications, and other design-related elements.
GStarICAD is the geniune CAD drawing software based on IntelliCAD.
CopyCAD is a broad Reverse Engineering toolkit which allows users to: create surface models, build water tight triangle models and Wrap 3D decoration or branding over a surface or triangle model, directly from any type of digitised point cloud data.