Freeware Programs: Stephan Kleinert

IFSLab 0.9.6 Create iterated function system fractals. IFSLab is a program which allows you to construct beautiful IFS (iterated function system) fractals simply by drawing a shape and transforming it a few times.

Battleship Suite 1.0 Play battleship over the internet or over your local area network. OS X server and graphical client. The server keeps a highscore list and provides chat functionality. Program is released as open source.