Guide-post for 3D graphics and CAD
R
Realsoft 3D (complete 3D)
Realtime Landscaping (3D CAD - landscape design )
Remo 3D (modeler)
Revit (3D CAD - architecture)
Rhinoceros 3D (modeler)
Room Arranger (3D CAD - rooms design )
Room Planner (Java 2 application for positioning of furniture
in the room with 3d preview - GPL)
RIBtec (2D CAD - structural analysis)
Ruplan (2D CAD - electro)