The synthesis of Ray Dream Studio and Infini-D. This product by MetaCreations is a complete 3D solution for modeling, shading, scene building, animation, rendering, and special effects.

Advanced component software for 3D visualization and simulation from art to virtual part.

POV-Ray is an open-source ray tracer and computer graphics software that can create stunning photo-realistic computer-generated images and animations. (Official site)

3D raytracing package for the Mac.