Launchy, The one for Keyboard Fanatics

Launchy! Few keystrokes and there you go, launching your applications.

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 [Alt] + [Space] + "Word", that is all you need to launch your applications within your pc.

Plugins are also available to download for you to do task like exiting a computer process, open chat windows for messenger and also finding the multiple windows that you have just open. Great for speed typers on messenger.

You can change the skins for it too! With many skins available to choose and download from devianart, from glossy design to domo.

This applications is not only free, but also available for different platform, from Windows to Mac and Linux.