CAD-CAM CNC Mill Software for Mach 3-4, Linux CNC, EMC2, Fanuc, CNC 3040. Design your part and generate the g-code with a single easy to use software, plus many tutorial training videos
Manipulator Robot IRB6-S2 Simulation - pre - LinuxCNC
Robot Retrofitting by Using LinuxCNC Complemented with Arduino/RaspberryPI | SpringerLink
Free CNC Software
QtDragon GUI
G-Wizard Editor: CNC Simulator and Backplotter - CNCCookbook: Be A Better CNC'er
Create G-code in BlenderCAM and open using LinuxCNC (formerly EMC2) as simulator in Ubuntu 12.04LTS