Gman is a user-friendly, graphical front-end for the most-used UNIX commands, man.
It creates an index the man pages on a system and lists them by category.
Tweak TextExpander to work the way you want it to in the preferences panel view it
Set up your preferences and even change the way Wikipedia looks! view it
Bing puts some control in your hands with its preferences panel view it
Tweak Yuuguu to work the way you want in preferences view it
See the stuff that's most interesting to you by customizing Digg view it
Making Google Reader behave the way you want it to view it