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.
gInk - An on-screen on-screen annotation software for Windows.
Free Screen Video Recorder - Free Screen Video Recorder: record video with sound, make screenshots in BMP, JPEG or PNG format.
Camtasia - Camtasia 2018 makes it easy to record your screen and create polished, professional-looking videos.
Gromit-MPX - Create annotations by directly drawing on your screen.