A 4.4BSD-based, UNIX-like operating system designed specifically for machine control. Using low-cost hardware, FabBSD can drive machine tools, routers, lasers, manipulators, as well as various equipment and instrumentation.

An electronic design automation (EDA) suite for designing electronic circuits and systems, simulating/analyzing their behavior and producing manufacturing data.

FreeSG is a lightweight scene-graph library with focus on efficient geometrical methods.

A modern, highly portable GUI toolkit. Designed for ease of integration, it follows the philosophy of building the GUI around the application, and not the other way around.