Nine of the world’s top 10 universities –according to the ranking of Times Higher Education– use the Open edX pedagogy and technology and publish courses at edX.org.
Among the top 10, we find edX partners (Oxford, Caltech, MIT, Harvard University, Princeton University, Imperial College London, ETH Zurich, University of Chicago, and University of Pennsylvania ) and one university (Stanford) who has its own independent instance, https://lagunita.stanford.edu/.