A cross-platform G-Code sender for GRBL, Smoothieware, etc.
OctoPrint is the snappy web interface for your 3D printer
A math-inspired CAD program in haskell. CSG, bevels, and shells
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
Tools for 3D image analysis of additively manufactured parts
Helps with the Mach3 CNC Threading functionality
grieferCode
GCode sender for ramps and marlin firmware for CNC Milling Machine