Transformation utility to rotate coordinates in G-Code files
LaserGRBL Linux solution, LaserGRBL is one of the best software.
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
AVR simulator IDE
Set of tools that help CNC machinists
Arduino Powered 60 RBG Pixel Clock, with 24h alarm and count down.
Convert drl files to g code