Flickr - image and video hosting website
Magnet Window Manager - Magnet Developers
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
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).
LayAuto - Automated window management for Mac ✨
BetterSnapTool - 10 Oct 2017 . BetterSnapTool allows you to easily manage your window positions and sizes by either dragging them to one of the screen's corners or to the top, left or right side of the screen.