Free Cam - Easy screen recorder for Windows. A complete set of functions for creating, editing and instantly sharing high-quality screencasts. 100% free for life!
Epic Pen - A windows tool for drawing over your desktop and applications
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Gromit-MPX - Create annotations by directly drawing on your screen.
Filmora Scrn - Filmora Scrn is a powerful screen recording and editing tool that lets you record and edit your gameplay videos, tutorials, online courses and more quickly and easily in one place.
TinyTake - Free 5 minutes recording and 2GB space and no youtube uploads, $29.95/year premium.