Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
GridMove - GridMove - A window management tool that can quickly arrange your windows into desktop grids.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
WinDock - WinDock is a window manager ideal for large, or multi-monitor setups. Features:
LightShot - The fastest way to take a customizable screenshot.
AquaSnap - Too many windows on your screen? Stop wasting your productivity.