OER & ZTC

This catalog contains openly-licensed course materials developed for the Open Educational Resources (OER) Degree Initiative, led by Achieving the Dream. Covers a wide-range of subject matters.

Open textbooks and course materials repository offered by California State University.

Brings together the riches of America's libraries, archives, and museums, and makes them freely available to the world.

DOAB is a community-driven discovery service that indexes and provides access to scholarly, peer-reviewed open access books and helps users to find trusted open access book publishers.

Thousands of Open Access ebooks available from top scholarly publishers, including Brill, Cornell University Press, De Gruyter, and University of California Press.

A non-profit organization committed to freeing the textbook from the limitations and costs of traditional textbooks.

Provides "tools and services to support effective teaching and learning practices."

Provides access to curated online learning and support materials and content creation tools, led by an international community of educators, learners and researchers.

OCW is a free and open publication of material from thousands of MIT courses across the entire MIT curriculum.

The National Academies Press (NAP) publishes the publications of the National Academies of Sciences, Engineering, and Medicine.

Findings and other NIGMS publications can be used to enhance knowledge provided in textbooks and lecture materials in science courses, including introductory biology, anatomy, science and technology, chemistry, health, and others.

Teach and learn psychology for free.

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

The leading independent open access publisher of academic research in the Humanities and Social Sciences in the UK: we're award-winning, not-for-profit, run by scholars, and committed to making high-quality research freely available to readers around the world. Access all our books online or download them for free, with no Book Processing Charges (BPCs) for authors.

Promotes textbook affordability for community college and university students, and facilitates widespread adoption of open, low-cost, high-quality materials.

The most widely adopted open textbook repository for higher education.

Open textbooks are licensed by authors and publishers to be freely used and adapted. Download, edit and distribute them at no cost. The library is supported by the Open Education Network

PDXOpen is a collection of open access textbooks and open educational resources (OER) created by PSU faculty. Many of the resources in this collection were created as part of the PDXOpen Grant Program. The PDXOpen Grant Program provides faculty with the funding and resources they need to redesign their courses using OER to help make education more affordable for students.

A "suite of products makes it easy to create, adapt, and share educational material."

Project Gutenberg is a library of over 60,000 free eBooks.

Offers open access books and journals from several distinguished university presses and scholarly societies. Through open access hosting programs, we are able to offer publishers a platform for their OA content which ensures visibility, discoverability, and wide dissemination.

Brings together high-quality open educational resources from leading colleges and universities. Curated by librarians and their institutions, the Teaching Commons includes open access textbooks, course materials, lesson plans, multimedia, and more.

Textbooks in the Open Textbook Library are considered open because they are free to use and distribute, and are licensed to be freely adapted or changed with proper attribution.

The open-content textbooks collection that anyone can edit.