
Click image for full sizeįreeCAD is a 3D-Solid and general purpose design CAD/CAE.įreeCAD is aimed directly at mechanical engineering and product design but also fits in a wider range of uses around engineering, such as architecture or other engineering specialties. While other CAD packages are often complicated to use, QCad tries to be different. QCAD enables users to create technical drawings such as plans for buildings, interiors, mechanical parts or schemas and diagrams. QCAD is an application for 2D computer aided drafting. What are the best free and open source alternatives? Tinkercad is proprietary free-of-charge software.


Tinkercad uses a simplified constructive solid geometry method of constructing models. Tinkercad is an online 3D modeling program that runs in a web browser.
