Monosnap - Monosnap is a comprehensive screenshot taking software system that provides users with a fast and accessible way to take screenshots whenever they want. Read more about Monosnap.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
LabelMe Annotation Tool - LabelMe is an annotation tool writen in Javascript and Perl for online image labeling.
Snagit - Screen Capture Software for Windows and Mac
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
BandiCam - Bandicam is a screen recording platform built to accommodate the needs of a wide variety of different users.