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.
Winterboard - Give your iPhone or iPod Touch a graphical overhaul!
iCollections - Organize your Mac desktop items.
Springtomize - Tear down the walls
Zeplin - Collaboration app for UI designers & frontend developers
Dreamboard - DreamBoard lets you take control over the homescreen of your jailbroken iPhone.