After watching an NHK report on MOOCs, I compiled a list of providers and sites:
Coursera
https://www.coursera.org/
EdX
https://www.edx.org/
Khan Academy
https://www.khanacademy.org/
Udacity
https://www.udacity.com/
Eliademy
https://eliademy.com/
a platform for building MOOC websites
MOOC - Massive Open Online Course
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