FINAL CUT - Library for creating terminal applications with text-based widgets
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
termbox - Termbox is a library that helps making terminal-based pseudo-GUIs.
FreeCAD - An open-source parametric 3D modeler
Slang - Slang is a powerful visual programming language using a newly developed stream-based paradigm.
MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming