DSpace - DSpace open source software enables open sharing of content that spans organizations, continents...
Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.
Greenstone Digital Library - Greenstone is a suite of software tools for building and distributing digital library collections...
Clever - syncing between education applications for K-12 schools
Invenio - Invenio is a free, open-source software to run a digital library or document repository on the web.
Claroline - Claroline is a collaborative eLearning and eWorking platform.