BricsCAD is a software application for computer-aided design (CAD). Developed by Bricsys
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
Bricscad is a versatile CAD solution with strong 2D and 3D capabilities, making it suitable for a range of design tasks, while BRL-CAD is an open-source system that excels in engineering modeling and rendering but may require more time to learn. Both have their strengths and weaknesses depending on user needs and technical expertise.