Free CNC simulation software programs include CAMotics, Machining Simulation 2011 and CNC PAD. These programs enable users to programmers and CNC code learners to perform specific machining tasks including cutting, engraving and milling.
CAMotics is a flexible, user-friendly software that simulates 3-axis CNC milling and engraving. The software features a 3D tool path visualization as well as multi-threaded rendering which facilitates use of multi-processor computers. CAMotics is compatible with Windows and Linux operating systems. Machining Simulation 2011 simulates machine and system panel code and allows programmers to correct tool path errors before machining.
CNC PAD has a syntax highlighting editor that facilitates development, editing and transfer of CNC programs to machine tools. The software has a feature that significantly reduces the number of errors by highlighting the risk areas of the program in red.