An Open Source CSG solid modeling system with ray tracing support for rendering and geometric analysis, network distributed framebuffer support, image-processing and signal-processing tools.

Ships physical realizations in a variety of materials of uploaded models. Includes available materials, formats accepted, pricing, tutorials, and support.

Developers of the ActiveSolid 3D solid modeling, CAD prototyping and mark-up sharware application and the underlying BspSolid modelling library.