: An excellent open-source 3-axis CNC simulation software. It’s lightweight and great for visualizing G-code toolpaths before running them on a real machine.
: While primarily a machine controller, it includes a robust simulator that is used by hobbyists and professionals worldwide to test G-code. 3. Professional Educational Tools : An excellent open-source 3-axis CNC simulation software
If you are looking for free alternatives that are actually "free" (not cracked), consider these industry-respected tools: consider these industry-respected tools: