OER Collections

Open education collections feature textbooks, essays, images, and even entire courses! They are hosted by sites created to promote open education, Ivy League schools and most major universities.

Creative Commons: https://creativecommons.org/
Creative Commons helps you legally share your knowledge and creativity to build a more equitable, accessible, and innovative world. We unlock the full potential of the internet to drive a new era of development, growth and productivity.

MIT Open Courseware: https://ocw.mit.edu/index.htm
MIT OpenCourseWare (OCW) is a web-based publication of virtually all MIT course content. OCW is open and available to the world and is a permanent MIT activity.

OER Commons: https://www.oercommons.org/
OER Commons is a public digital library of open educational resources. Explore, create, and collaborate with educators around the world to improve curriculum.

MERLOT II: https://www.merlot.org
The MERLOT collection consists of tens of thousands of discipline-specific learning materials, learning exercises, and Content Builder webpages, together with associated comments, and bookmark collections, all intended to enhance the teaching experience of using a learning material. 

Open Textbook Library: https://open.umn.edu/opentextbooks/
Open textbooks are textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed. These books have been reviewed by faculty from a variety of colleges and universities to assess their quality.

Openstax: https://openstax.org/
OpenStax breaks down barriers to knowledge and education with its free, high-quality, openly licensed textbooks integrated with personalized learning technology. And it advances students’ learning outcomes while conducting foundational research on how students learn through their use of machine learning.

Open Course Library: http://opencourselibrary.org/
The Open Course Library (OCL) is a collection of shareable course materials, including syllabi, course activities, readings, and assessments designed by teams of college faculty, instructional designers, librarians, and other experts. 

Mason OER Metafinder: https://oer.deepwebaccess.com
Real-time federated search for OER content featuring a large variety of resources including the Applied Math and Science Education Library, the Directory of Open Access Books, the World Digital Library, and more.