Open Source Solid Modeling CAD
BRL-CAD is a powerful cross-platform constructive solid geometry solid modeling system that includes an interactive geometry editor, ray-tracing for rendering & geometric analyses, network distributed framebuffer support, image & signal-processing tools.
ALF is an agent system that employs several advanced and risky ideas: Processes as Haskell functions as autonomous agents; Standard XML ontology import; Multilevel emergence; Soft modeling; Concept lattices; Metaphoric visualization.
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