This software is well designed and highly customizable
Respondus - Respondus is the name of one of the best assessment programs for managing learning management systems.
Giffing Tool - Giffing Tool is simply put: The fastest creator of high quality captioned GIFs available.
LearnUpon - Create and deliver online courses to your employees, clients and partners. LearnUpon is the fastest growing learning management system in the world.
GIPHY Create - Create animated GIFs from videos (by Giphy)
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Instagiffer - Create GIFs from anything!