Epic Pen - A windows tool for drawing over your desktop and applications
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Gromit-MPX - Create annotations by directly drawing on your screen.
MWSnap - MWSnap is basically a free to use Windows snapping tools that are used for snapping any part of the screen that is currently displaying on the front of all opened programs and windows.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
FastStone Capture - A powerful, lightweight, yet full-featured screen capture tool that allows you to easily capture...