Adobe Learning Manager - Adobe Learning Manager (formerly Adobe Captivate Prime LMS) is easy to setup and helps in delivering engaging learning experiences in a personalized manner across devices.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Udemy - Online Courses - Learn Anything, On Your Schedule
Annotate.tv - Optimize your learning on YouTube
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
BookmarkSheet - Your bookmarks in Google Sheets