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

CALIPIO Recorder - Secure screen and webcam recording in your browser. End to end encrypted. No installation required.

Shutter - Shutter is a feature-rich screenshot program.

Snipping Tool - Use Snipping Tool to capture a screen shot, or snip, of any object on your screen, and then annotate, save, or share the image

VokoscreenNG - VokscreenNG is a user friendly screencaster for Linux and Windows.

FastStone Capture - A powerful, lightweight, yet full-featured screen capture tool that allows you to easily capture...