Open Educational Resources (OER)

Supported by the Open Education Network, the Open Textbook Library offers more than 1400 open textbooks that can be freely used and adapted.

OpenStax is an educational nonprofit initiative of Rice University and offers a large selection of free, open education resources (OER).

Since 2001, MIT OpenCourseWare has been creating new opportunities for millions of learners and educators, sharing Open Educational Resources (OER) from MIT.

With the belief that "scientific progress is is generated by collaboration", InTechOpen offers more than 7,000 open access books and covers science, technology and medicine. Faculty that wish to publish an open access title can find support services and assistance through InTechOpen.

Milne Library Publishing at SUNY Geneseo manages and maintains Milne Open Textbooks, a catalog of open textbooks authored and peer-reviewed by SUNY faculty and staff.

More than 11,000 open access (OA) books from 130+ publishers, including Brill, Cornell University Press, University College of London, and University of California Press, are now available at no cost to libraries or users.

Includes all Open Access book content worldwide on one platform for user-friendly discovery, offering a seamless experience navigating more than 14,000 Open Access books.

Founded in 2008 at the University of California, Davis as the ChemWiki, the LibreTexts mission is to unite students, faculty and scholars in a cooperative effort to develop an easy-to-use online platform for the construction, customization, and dissemination of open educational resources (OER) to reduce the burdens of unreasonable textbook costs to students.

Pressbooks Directory is a free, searchable catalog that includes 6,850 open access books published by 181 organizations and networks using Pressbooks.