Free 4-axis rotary CAM / G-code generator for DIY CNC (grblHAL · GRBL · LinuxCNC) — STL to simultaneous 4-axis rotary toolpaths, plus wrapped & flat engraving. DIY A4 CNC Pen Plotter Machine using ...

The first known use of humans using wind to perform mechanical work with machines dates back to ninth-century Persian windmills. But if we count sailing vessels among those machines, the history goes ...

[Jean-Christophe Rona] found himself with some free time and decided to finish a project he started two years ago, reverse engineering cheap 433MHz home automation equipment. He hopes to control his ...