Amphetamine is a little app that lives in your menu bar which can effortlessly override your energy saver settings and keep your Mac awake.




SleepLess is described as 'This application is used to prevent the computer from going to sleep without changing system settings' and is a prevent sleep mode app in the os & utilities category. There are more than 25 alternatives to SleepLess for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best SleepLess alternative is Amphetamine, which is free. Other great apps like SleepLess are caffeinate & disablesleep, Caffeine for Mac, Stimulator and NeverNap.
Amphetamine is a little app that lives in your menu bar which can effortlessly override your energy saver settings and keep your Mac awake.




caffeinate & disablesleep replaces two macOS terminal commands: caffeinate -disu and sudo pmset -a disablesleep 1. One click keeps the Mac awake, with an option to stay awake when the lid is closed. Timed sessions run from 15 minutes to 8 hours, or forever.



Caffeine is a tiny program that puts an icon in the right side of your menu bar. Click it to prevent your Mac from automatically going to sleep, dimming the screen or starting screen savers.

This is a simple app that prevents the desktop environment (DE) from sleeping while its on. It should work regardless of the used DE thanks to the Inhibit portal.


NeverNap prevents your Mac from sleeping or activating the screensaver. For 5 minutes or indefinitely. Perfect for presentations or long processes.

One of the first webpages that used the Wake Lock API packaged in the nosleep.js script to prevent a device from sleeping.

Don't Sleep is a small portable program to prevent system shutdown, Standby, Hibernate, Turn Off and Restart.

Use Mac with external monitors with lid closed even when you are on battery power. Play music, airplay movies, download/upload lid closed. Most modern and up to date app.







Annoyed by the display getting dim when you're reading or watching something? What if the computer could “see and hear” you?




When it's not possible to change the screensaver settings in your Windows environment, then it's almost impossible to show things on your screen for a longer period without activating the screensaver.
Clapet is a utility that aims to improve clamshell mode on your Macbook by automatically managing sleep when an external display is detected.