Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
UXpin - Design is really about solving problems. UXPin is the UX Design Platform that gets that right.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
LightShot - The fastest way to take a customizable screenshot.
Moqups - The most stunning HTML5 app for creating resolution-independent SVG mockups, wireframes & interactive prototypes for your next project