Move and resize windows with the keyboard.
FromDEVONtechnologies:You love working with many windows open but you are using the keyboard much more often than the mouse? Grid moves and resizes your windows with a single keystroke. Choose your grid and have everything nicely aligned.
"Snap" windows to corners or sides of the screen.
Keyboard tool that lets you "click" buttons and control your apps with a few keystrokes.
Hover over the Dock for window previews and enables window snap.