Cut through the crap, when it comes to Mac OS X apps! I've spent time talking to friends, and testing out applications. These are my favorites. I don't post everything; on the contrary, I put up only the best of breed. You won't find any junk here, other than maybe my design.
Suggest a KILLER app.

Must-Have

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Growl
I had a difficult time seeing the benefits of this utility until I started installing applications that supported it! Growl is a generic notification system, that shows alerts in the format and design that you prefer. For example, if a user logs into your
 
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Quicksilver
Find any file, run any application, in shorter keystrokes. Designed for design-savvy spirits, this tool will save you hours a month. Your fingers with thank you. This is truly an application launcher on steroids.