I’m going to start with Raycast (free version) because it’s most amazing app/utility. It’s a Spotlight replacement and more. The amazing thing about Raycast is that it replaces so many other utilities.
https://www.raycast.com
Coffee Extension - stops Mac from going to sleep
https://www.raycast.com/mooxl/coffee
Kill Process - easy way to kill processes
https://www.raycast.com/rolandleth/kill-process
Brew - if you’re into that sort of thing… (1/2)