Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
iSpring Free - iSpring Free is a free eLearning authoring tool that allows you to create responsive courses and quizzes right in PowerPoint and convert them to HTML5 or SCORM.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
EdApp - EdApp is a multi-award-winning mobile-first learning platform that introduces a better way to train teams anytime, anywhere, on any device.
LightShot - The fastest way to take a customizable screenshot.
CourseLab - Free powerful e-learning authoring tool