RocketDock - RocketDock is a Mac OS X dock clone.
Fences - Keep your desktop organized with Fences. This is a simple software program that allows you to sort the tabs on your desktop and create files that are easily recognizable to you.
Docky - . applications and managing windows easier and quicker. Docky is fully integrated into the GNOME Desktop and features a no non-sense approach to configuration and usage.
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.
Cairo-Dock - Cairo-Dock / GLX-Dock 3. 4 is now available. Cairo-Dock 3. 4 is finally released! One year after the 3.
iCollections - Organize your Mac desktop items.