History of GUI Operating Systems

VIDEO

Xerox Star - Apple Lisa - Mac System 1 - X Window System - Windows 1.0 - Windows 2.0 - Mac System 6 - Windows 3.0 - Mac System 7 - Windows 95 - Mac OS 8 - Windows 98 - KDE 1.0 - Gnome 1.0 - Mac OS 9 - Windows 2000 -  OS X Kodiak - Windows ME - KDE 2.0 - Mac OS X Cheetah - Windows XP -Mac OS X Puma - KDE 3.2.3 -Mac OS X Jaguar - Mac OS X Panther - Gnome 2.0 - Windows Vista - Gnome 2.6 - Mac OS X Leopard - KDE 4 - Windows 7 - Mac OS X Snow Leopard - Gnome 2.28

(Missing a few of them, including the Windows NT bunch, OS X DP, OS X Tiger, XFCE, and a few version differences)