Unflattener is a Python module and a command line tool that help you make normal maps for 2D sprites and other graphics (e.g., for dynamic lighting in video games). It was inspired by Sprite Lamp.
EvilPixie is a graphics and animation editor designed for doing pixel art. It is heavily inspired by the classic Amiga paint program, Deluxe Paint.
omron++ is a pixel AI game with up to four armies of pixels fighting each other. Depending on their allegiance, vision range, and 'mob size', they will form groups of pixels (called mobs) and go hunting together.
Several applications to interact with a lot of Web sites.
A Web-based change management, issue tracking, and help desk customer support system.