Degreed - A million ways to learn, one place to discover, track and measure all of it.
Class Central - Love to learn? Discover thousands of FREE online courses and MOOCs from top universities and companies on Class Central.
MOOC list - MOOC List is an aggregator (directory) of Massive Open Online Courses (MOOCs) from different providers.
iversity - Iversity is a European online learning site with courses in many languages.
CourseBuffet - At CourseBuffet we personally examine and classify every course we list.
Coursera - Build skills with courses, certificates, and degrees online from world-class universities and companies