| RCD |
LEGO MINDSTORMS Recording File |
CAD file |
| RCV |
RoofCon Viewer Project File |
CAD file |
| RDF |
Relux Project File |
CAD file |
| RED |
CADViewer Redline Markup File |
CAD file |
| RIG |
vRigger Design File |
CAD file |
| RML |
Redline Markup Language File |
CAD file |
| RRA |
vRigger Rigging Gear File |
CAD file |
| RS |
RapidSketch Document |
CAD file |
| RSG |
RaySupreme Graph |
CAD file |
| RSM |
RouterSim Network Visualizer File |
CAD file |
| RTD |
Robot Structural Analysis Design File |
CAD file |