Rudix is a world class collection of pre-compiled and ready to use Unix compatible software which are not available from a fresh installation of Mac OS X but are popular among other Unix environments. I´ll stick to macports…

is a small OS X cocoa/objective-c application to very quickly visualize what a given regular expression will match given a test string. It will also tell you if you have errors in your regular expression.

Get your desktop picture from webcams. Desktop Carousel is a MacOS X application that can automatically change or update your desktop picture at specified intervals. A permanent connection to the internet is recommended. Free software.

will remind you of important events such as birthdays and anniversaries in an easy to view table. You can use events from a text file, Apple’s Address Book or iCal applications, and even Palm Desktop.

10 zehn nützlichsten Knoten. Essential.

Converts everything to everything. Free and online.

is an application for creating high-quality audio files in various formats, from compact discs or files. Also converts between over 20 Formats.