DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
cppcam is a 3D CAD app for drafting G-Code toolpaths for CNC Routers
Blender plugin slicer that generates gcode for CNC machines.
3D CAM program for CNC mills/lathes
CNC machine code generation for 3D models
Manipulator or Industrial Robots MOtion Path 3D simulation and animat
Cuts 3D objects from polystyrene foam (EPS/XPS)