Magnet Window Manager - Magnet Developers
Plumb - Plumb is designed to reduce the time spent manually moving windows on your desktop.
LayAuto - Automated window management for Mac ✨
Moom - Move your mouse over the green zoom button in any window, and Moom's mouse control overlay will appear (as seen in the above animation).
Slidepad - iPad style multitasking on your Mac
Spectacle App - Move and resize windows with ease.