Screencast Capture Lite - Capture your screen into high-quality videos.
Epic Pen - A windows tool for drawing over your desktop and applications
Rylstim Screen Recorder - A light application for instant recording of events happening on the monitor and saving that to an AVI file at high quality.
Gromit-MPX - Create annotations by directly drawing on your screen.
SimpleScreenRecorder - SimpleScreenRecorder is a Linux screen recorder that supports X11 and OpenGL.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.