RocketDock - RocketDock is a Mac OS X dock clone.
Wayfire - Wayland compositor with 3d effects.
Winstep Nexus - The Winstep Nexus Dock is a FREE* professional dock for Windows. With Nexus, your most frequently used applications are only a mouse click away - and Nexus turns working with your computer into a fun and exciting experience.
GNOME - An easy and elegant way to use your computer, GNOME is designed to put you in control and get things done.
Cairo-Dock - Cairo-Dock / GLX-Dock 3. 4 is now available. Cairo-Dock 3. 4 is finally released! One year after the 3.
KDE Plasma Desktop - Plasma Workspaces is the umbrella term for all graphical environments provided by KDE.