Ambient (desktop environment): Desktop Environment, Magic User Interface, MorphOS, Workbench (AmigaOS)

X.Desktop: Graphical User Interface, Desktop Environment, X Window System, Software House

Windowing System: Graphical User Interface, Desktop Environment, Window Manager, Programmer, Typeface, Managers, X System

UDE: Computing, Desktop Environment, X Window System

Unity Linux: Linux Distribution, Openbox, Desktop Environment