SmartSleep - SmartSleep lets you select each sleep state.
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.
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.
Caffeine by IntelliScape Solutions - Don't let your Mac fall asleep.