TubeLister - Generate a YouTube playlist from your opened tabs.
Plantoost - Plantoost is an online learning and teaching platform where educational content creators share their knowledge and make a living doing what they love.
OrganizeTube - Create video playlists from Youtube, Vimeo and other sources
Coursera - Build skills with courses, certificates, and degrees online from world-class universities and companies
Vidlis - Create music playlists from YouTube videos.
CourseFinder - CourseFinder helps you find the course that’s right for you.