Alcamy - Free, open self-learning platform. Learn & teach anything.
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Stacks - A bookshelf for your online courses
Wonder - Your personal research assistant
Airschool - Airschool is a live-streaming educational platform with engagement and monetization tools to help anyone start teaching online. It can be finance, business, wellness, meditation, branding, marketing; in short, anything you want!
LearningSpaces for Teams - Focus, share and connect with your teams' knowledge