Caffeine for Windows - Prevent your computer from going to sleep
noblackout - Disables screensaver and powersaving while running programms from a choosen directory.
Caffeine for Linux - Inspired by the Mac OS X version, Caffeine for Linux is a status bar application able to...
Caffeine for Mac - Caffeine is a tiny program that puts an icon in the right side of your menu bar.
AntiSleep - AntiSleep is a powerful software that prevents the system from going into hibernate mode.
Caffeinated - Caffeinated is a clone of a comparative Mac OSX apparatus called Caffeine and stops your PC going into standby.