Lectora - Lectora Inspire is a robust tools and built-in eLearning and the responsive course designing feature.
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.
Jackdaw - Jackdaw Cloud is an online e-learning authoring tool. This authoring of e-learning needs no downloads, it is cloud based and no programming skills are needed.
Adobe Captivate - Adobe Captivate is a rapid responsive authoring tool that is used for creating elearning content...
Producer Pro - Course Authoring Tools and VR Training Simulator
iSpring Suite - A comprehensive yet easy-to-use authoring tool for creating professional online courses like a pro – even if you’re a complete beginner.