Screensavers
Really slick screensavers
Has quite a few really nice screensavers includes source.
Stonerview
A small mac/unix electropaint(tm) clone with free source code.
StonerViewW32
A windows port of the abover screensaver (Stonerview). Also includes free source.
Visionary
Here you can find links to a few more screensavers that are free of spyware and adware.
Programming
How to Write a 32-Bit Screen Saver
Screensaver example from Microsoft.
Windows Screen Saver Programming
A few screensavers but most importantly very good information about how to write your own screensaver.
Other
DBF Interactive
Demoscene coding
Xbox Media Center
The xbox media center
TVTome
Information about just about every tv series out there