Top rated in Themes
Collection of 10 compelling themes for Apple’s application for book creation and publishing.
Application which lets you easily customize the login screen.
This app enables you to create, enable, and share themes.
Fireplace free turns your Mac into a warm fireplace!
Upscale your desktop into a work station perfectly tailored to your needs.
Magic Window shows complete time lapse sunrises and sunsets as your wallpaper.
Simple to use Mac OS X customization tool.
World of harmony and tranquility...
Wallble is a nice desktop wallpaper discovery tool.
Get access to high-quality themes for your Keynote projects.
Desktops that look amazing on the new MacBook Pro with Retina display.
Box of toys right on your desktop that will interact with the user.
The first thing you need to know about Magnifique, it is a free theme switcher/applier and manager for OS X Leopard.
Decorate the edges of your screen with bulbs and snow flakes
This App definitely hits the bull's eye.
Menu Bar Filter - iOS-like dark menu bar for OS X.
Deluxe Moon is a beautifully crafted moon application with innovative lunar design.
Alternative Mac interface tailored for use in a home theater or car setup (or lazy morning in your bed setup).
http://templatesHero.com - All the templates in the app and even more!
Mac app that lets you easily set two different hours.
Animated desktop wallpaper for the Mac.
Christmas tree for your Mac. There are many options, including which color lights to display...
Application that places a Christmas tree on the desktop and holiday lights on the menubar or screen edges.
Kuvva is the source for beautiful wallpapers.