MEDUSA4 Personal, the free version of the company’s 2D/3D CAD suite, is suitable for hobby engineers who build models from scratch or professionals who design model engineering kits.

Despite the global wave of three-dimensional design, 2D computer-aided design (CAD) software remains an indispensable ...

DraftSight 2D CAD software, which lets users create, view, and edit DWG and DXF files, is free -- and it comes with its own online social-networking communities.