Camtasia - Camtasia 2018 makes it easy to record your screen and create polished, professional-looking videos.
H5P - H5P is a free and open-source content collaboration framework based on JavaScript.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
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.
CamStudio - CamStudio is a screen capturing tool that records video from computer screen and save it to system’s storage with AVI extension, which is propped up by most frequent video players and editors.
Articulate Storyline - Articulate Storyline is a program that allows you to create interactive courses of any kind with templates and a simple system. There is a free trial offered so that you can determine whether you want to use the program further or not.