Caffeine for Mac - Caffeine is a tiny program that puts an icon in the right side of your menu bar.
KeepingYouAwake - A Caffeine clone for macOS Yosemite, El Capitan and Sierra (including Dark Mode).
Caffeine for Windows - Prevent your computer from going to sleep
Caffeine for Linux - Inspired by the Mac OS X version, Caffeine for Linux is a status bar application able to...
Theine - Prevent your Mac from falling asleep, dimming your screen or starting the screensaver.
One Switch - All your mac toggles in one place