Motion is a program that monitors the video signal from one or more cameras and is able to detect if a significant part of the picture has changed. Or in other words, it can detect motion.

Application that can play audio cues and trigger MIDI events primarily developed for theatre productions.

XScreenSaver is a modular screen saver and locker for X11, containing more than 200 screen savers.

Extensions to the python-distutils for large or complex distributions.

SuperCollider is an environment and programming language for real time audio synthesis and algorithmic composition. It provides an interpreted object-oriented language which functions as a network client to a state of the art, realtime sound synthesis server.