Mastercam - Mastercam's Dynamic Milling is a game changer for us.
FINAL CUT - Library for creating terminal applications with text-based widgets
Carveco - Carveco™ software is the trusted CAD modelling and CNC machining solution to a wide vatiety of industries worldwide.
termbox - Termbox is a library that helps making terminal-based pseudo-GUIs.
Mach3 - Mach3 is very popular among the Hobby CNC community.
Slang - Slang is a powerful visual programming language using a newly developed stream-based paradigm.