Zsh is a fast, easy to use, and extensible shell for Linux and BSD based operating systems. And while yes, being fast and easy to use are very important qualities in a shell, most people switch to Zsh because of how darn customizable it is. There are hundreds of useful plugins and beautiful themes that you can install without breaking a sweat. So, if you use Zsh, and would like to improve your workflow with a couple super-useful plugins, I have compiled 5 of my personal favorites that will work on any operating system.