Prevent your Mac from entering sleep mode. Specify sleep and wake settings.

Check out these Sleep Control Apps:

Coffee Bar

Cofee Bar

Coffee Bar prevents your Mac from going to sleep. Launch the app, click on the coffee cup icon in your menu bar, and it will keep your computer awake indefinitely.

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Insomniacs

Insomniacs

This menu bar app disables sleep forever or just for a selected time period. It also prevents sleeping/hibernation when your MacBook lid/screen is closed. Comes in handy when you’ve got time consuming operations to complete.

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SleepWithMe

sleepwithme

SleepWithMe automatically puts your Mac to sleep after a certain time. Comes in handy when you’re watching a show, listening to music, or an audio book just before you go to sleep.

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