Unplug Your Laptop Now, or It Will Stay Plugged in Forever
gizmodo.com
gizmodo.com
Looks like there's a decent CLI tool for it, but being a Mac guy I'm of course going for the slick GUI app https://apphousekitchen.com. The developer came up with a really clever incentive for free-app users to upgrade to the Pro version: make the icons for the free version unbelievably ugly. (The design of the app itself is decent)