Learnwox

Learnwox browser extension is a handy tool for students and instructors which allows them to easily search for videos on YouTube in the educational category and bookmark them.

How to use:
Simply enter your search query and browse through the list of videos which come from the educational category of YouTube, find what you’re looking for, watch it on YouTube or add it to the built-in library for later use.
More websites(E.g. Udemy, Skillshare) will be added in the later versions.