A simple backup program. It's a frontend for the backup utility duplicity.
A simple game based on Emacs’ multiplication game. It is essentially a math puzzle game.
A program that displays small pads on your desktop so you can write notes. I myself am a very absent-minded person, and if you are as well, you may find this application useful.
A text editor for programmers.
A simple program to choose non-duplicate factions for Alpha Centauri.
A simple python application that writes boxes containing output of the fortune program on your root window.
An applet designed for the ROX-Filer environment. It allows one to program arbitrary commands to an arbitrary amount of buttons with arbitrary text. But I just use it to pause/unpause XMMS.