ClipMe - Collaborative video with friends
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Dreamaker.io - Hands-on video analysis for human beings and their teams.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
ScreenFlow - Many users require video editing software or a means of recording the content of their computer screens. There are many software options available, but one of the most commonly used of these is ScreenFlow.
LightShot - The fastest way to take a customizable screenshot.