SolidWorks is a solid modeling computer-aided design (CAD) and computer-aided engineering (CAE) computer program that runs on Microsoft Windows. Developed by Dassault Systèmes SolidWorks Corp.
License: Commercial
BRL-CAD is a constructive solid geometry (CSG) solid modeling computer-aided design (CAD) system. It includes an interactive geometry editor, ray tracing support for graphics rendering and geometric analysis, computer network distributed framebuffer support, scripting, image-processing and signal-processing tools. Developed by U.S. Army Research Laboratory
License: Open Source
SolidWorks is a powerful, industry-standard CAD software known for its advanced simulation, rendering capabilities, and extensive user support, while BRL-CAD is an open-source alternative favored for its flexibility and cost-effectiveness, ideal for academic and research purposes. The choice between them often depends on project requirements, budget, and user experience.