QCAD is described as 'Application for computer aided drafting in 2D. With QCAD you can create technical drawings such as plans for buildings, interiors, mechanical parts or schemas and diagrams' and is a CAD software in the os & utilities category. There are more than 50 alternatives to QCAD for a variety of platforms, including Windows, Mac, Linux, Web-based and SaaS apps. The best QCAD alternative is FreeCAD, which is both free and Open Source. Other great apps like QCAD are LibreCAD, Autodesk AutoCAD, SOLIDWORKS and Dune 3D.