The applications listed below contains some names you’ll probably be familiar with, but there’s a reason for that. They’re just superb at what they do, thus very popular.
Caffeine
If you work on a MacBook Pro, you no doubt have your LCD screen set to dim and turn off after a relatively short amount of inactivity in order to save battery charge. This is generally fine unless you’re doing a lot of reading or watching a DVD. Caffeine is a small application that lives in your menubar that solves this problem by preventing your screen from dimming and the computer from sleeping. A click of the coffee cup icon in the menubar prevents your computer from sleeping for a user-specified amount of time ranging from 15 minutes to 5 hours (or indefinitely). Caffeine is a free utility.
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