This screensaver is the most minimal you’ll ever come across: it just fades your screen to black. That’s it…
I needed a screensaver with this exact functionality and after spending 5 minutes online looking for one, I came to the conclusion that it would be faster to just make it myself. Most people won’t have a use for it, but I do (yes, I realize you could put your display to sleep), and someone else might… So here it is.
This is for OS X 10.4 and higher. Just unzip the file and put it there:
Then you can select it from:
System Preferences »
Desktop and Screen Saver
Select mScreensaver in System Preferences