nfsMatrix, free screensaver from www.newfreescreensavers.com, which features green cryptic messages on a black background. It's safe to install and run. No spy/adware.
Downloads: 27493 - Freeware - Download Now

KaleidoMorph will mesmerise and relax you as you watch moving patterns gracefully morph and glide across your screen, painting beautiful pictures and forming an endless variety of stunning computer generated images and 3D shapes.
Downloads: 62994 - Shareware - Download Now

This screensaver will beautify your desktop with fairy views of a snowy forest with Santa's workshop in the middle. You'll hear joyful music, see colorful fireworks and play a fun little game where you can help Santa save his gifts from evil gnomes.
Downloads: 31386 - Shareware - Download Now

"Digital Clock-7" is screen saver that displays the current time. As default the program uses the font "Digital-7 mono" (in analog seven-segment clock faces) but you can choose any font installed on your computer.
Downloads: 62100 - Freeware - Download Now

Enjoy st. Valentine`s day screensaver with your love! Be Mine screensaver is the best gift for your passion. Multiscenes, animated screensaver with several soundtracks will impress your imagination for a long time!
Downloads: 76050 - Freeware - Download Now