Free alternatives DraftSight CADE A9Tech
Commercial alternatives AutoCAD Kompas-3D
Operating systems Windows Linux FreeBSD Mac OS X

BRL-CAD starting window


BRL-CAD is a cross-platform open source constructive solid geometry (CSG) modeling computer-aided design (CAD). The program helps to create three-dimensional objects using an interactive geometry editor. Freeware also supports the rendering benchmark. It should be noted that it takes some time to be able to fully understand it.

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