GitHub Visualizer - Enter user/repo and see the project visually
Padbury Clock Screensaver - Minimal screensaver for Mac
SyntaxDB - Easily look up programming syntax for multiple languages
XScreenSaver - XScreenSaver is the standard screen saver collection shipped on most Linux and Unix systems running...
The GitHub Matrix Screensaver - Latest commits from GitHub visualized Matrix-style
Really Slick Screensavers - Really Slick contains free 3D OpenGL screensavers.