It supports GRBL standard G-code files and operates on 120-240 volts, 50-60Hz, consuming less than 1 Amp for the CNC part of the machine.

The open-source grbl project has produced software that allows an Arduino to control a three-axis CNC machine – it is the software within ‘3018’ and related low-cost Chinese-made CNC desktop routers.

The Shapeoko from Inventables in Chicago is said to be the world's first open-source CNC mill that can create precision parts from plastic, wood, and metal. The kits to build the machines cost ...