Caffeine for Windows - Prevent your computer from going to sleep
Caffeine for Mac - Caffeine is a tiny program that puts an icon in the right side of your menu bar.
Caffeine for Linux - Inspired by the Mac OS X version, Caffeine for Linux is a status bar application able to...
Caffeinated - Caffeinated is a clone of a comparative Mac OSX apparatus called Caffeine and stops your PC going into standby.
KeepingYouAwake - A Caffeine clone for macOS Yosemite, El Capitan and Sierra (including Dark Mode).
noblackout - Disables screensaver and powersaving while running programms from a choosen directory.