GPSBabel converts waypoints, tracks, and routes from one format to another, whether that format is a common mapping format like Delorme, Streets and Trips, or even a serial upload or download to a GPS unit such as those from Garmin and Magellan.

DictionaryReader is a dictionary application that queries Dict servers in the internet to let you look up words. It's aimed to be lightweight and easy to use.

Fish is a shell geared towards interactive use. Its features are focused on user friendliness and discoverability. The language syntax is simple but incompatible with other shell languages.

The goal of this game is to create a more or less complex figure out of single marbles within a time limit to reach the next level. Sounds easy? Well, there is a problem: If a marble starts to move, it will not stop until it hits a wall or another marble.

John the Ripper is a tool designed to help systems administrators to find weak (easy to guess or crack through brute force) passwords, and even automatically mail users warning them about it, if it is desired.