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. Online communities for DraftSight, www ...
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. MEDUSA4 Personal, ...