Change the system icons in Mac OS X, including the trash can, volumes, default folder, and more. Due to its uncertain future, CandyBar is now free but unsupported.
If you can’t get enough of tweaking your Mac, then go deeper and customize the Dock, Finder, Spotlight and login screen, plus make changes to Safari, Mail, QuickTime and iTunes. A personalized login screen might just be what you’re looking for.
Map out your wireless network and set up hotspots to ensure you’re getting good coverage. Walk around your building with a MacBook to set up points on a map, then let the app test the wifi strength in each spot.
Looks like an ordinary folder, but when you open it with a double-click, there is nothing in it. It’s a good way to hide files from people who aren’t savvy enough to know that the trick is to right-click and go to Show Package Contents to see what’s inside.
Set a time you have to do something and Pester will remind you by bouncing in the dock, playing a system alert, speaking a message (that you create), and displaying a message and the time. Actually, you have a choice — it will do some or all of those things.
Quickly visualize what a given regular expression will match given a test string. Also points out errors in your regular expression.