Nimi Places - Nimi Places is a Windows desktop organizer that gives you the ability to put files and folders into customizable containers. The elements in the containers are represented as icons or thumbnails. Read more about Nimi Places.
RocketDock - RocketDock is a Mac OS X dock clone.
iCollections - Organize your Mac desktop items.
ObjectDock - ObjectDock is the most popular animated dock for Windows.
Zeplin - Collaboration app for UI designers & frontend developers
XWindows Dock - We've seen a lot of docks for Windows in our day, and they're usually not very good. We regarded XWindows Dock first with skepticism, then with guarded.