I'm a fan of http://www.hammerspoon.org/ which allowed me to stop using several macOS window manager-like apps like SizeUp, Divvy, etc.

My config is on github and it's really specific to how I work at work vs at home which includes customizing the grid size based on the size and number of displays I'm using. https://github.com/jefftriplett/dotfiles/blob/master/home/.h...

I've been using https://github.com/jigish/slate for the last five or six years. Before that I used a bunch of Applescript scripts triggered via Quicksilver.

Here is my very simple config: http://ix.io/zE4