Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.

Xnapper - Take beautiful screenshots instantly

ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...

Pika.style - A free tool to quickly convert screenshots into beautiful website and device mockups. You can create customizable images for App Store, Instagram, and more

LightShot - The fastest way to take a customizable screenshot.

Screely - Screely instantly generates dribbble-ready images. Simply upload your screenshot and we'll do the rest.