Cairo-Dock - Cairo-Dock / GLX-Dock 3. 4 is now available. Cairo-Dock 3. 4 is finally released! One year after the 3.
i3 - A dynamic tiling window manager designed for X11, inspired by wmii, and written in C.
RocketDock - RocketDock is a Mac OS X dock clone.
dwm - dwm is a dynamic window manager for X. It manages windows in tiled, monocle and floating layouts. All of the layouts can be applied dynamically, optimising the environment for the application in use and the task performed.
Dash to Dock - Gnome shell extension to position overview dashboard as a desktop launcher.
Openbox - Openbox is a highly configurable, next generation window manager with extensive standards support.