Ninite

Simplify the process of installing the apps you want on your Windows machine with Ninite. This awesome free service lets you choose from a range of applications, plug-ins, utilities, and other goodies that might normally take hours to download separately, with a "Get Installer" button at the bottom that will do all the heavy lifting for you, creating a simple, one-step app that will install all of the software you chose in one fell swoop. Good for Windows XP, Vista, and Windows 7.