[Paul de Groot] wrote in to let us know about a drop-in controller replacement he designed for those economical K40 laser engravers that are everywhere on eBay. With the replacement controller, ...

If you are reading the Lightburn forums, you probably already have a laser cutter of some kind. But, if you are like most of us, you can always be tempted into another “deal.” [Dkj4linux] has a post ...

grbl is stepper motor controller firmware for three-axis cnc machines, intended to run on Arduinos with a motor driver add-on board. Engineer in Wonderland cnc-related blogs are indexed here It is the ...

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.