BRL-CAD is a powerful constructive solid geometry solid modeling system that includes an interactive geometry editor, ray-tracing support for rendering and geometric analysis, path-tracing for realistic image synthesis, network distributed framebuffer support, and image and signal-processing tools.License: GNU Lesser General Public License (LGPL)Changes:
This release contains numerous enhancements to MGED's mirror command, now with the ability to mirror an object across arbitrary vectors or points along a standard axis. Additionally, nirt now has a new "gap" option for reporting the empty spaces between objects. There is a new tool for procedurally creating vehicle tires with given specifications, resulting in impressively realistic tires. Also included are a variety of other bugfixes to mged, rt, and rtedge.

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