The Open edX platform is a free and open source course management system.
https://open.edx.org/
Content Management System · Learning Management System
Get access to data on 1,186 websites that are Open edX Customers. We know of 712 live websites using Open edX and an additional 474 sites that used Open edX historically and 291 websites in the United States.
Get a list of 1,186 websites using Open edX which includes location information, hosting data, contact details, 712 currently live websites and an additional 1,228 domains that redirect to sites in this list. 474 sites that used this technology previously and 291 websites in the United States currently using Open edX.