Find an Open Educational Resource

Open educational resources (OER) are free, online learning materials with Creative Commons licenses.

Search: Mason OER Metafinder

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This tool from George Mason University searches multiple OER repositories.

We recommend the following sources for locating OER.

Many will have the same resources, but each is likely to have a particular focus and unique items available.

Open Textbook Library – Free, peer-reviewed, and openly-licensed textbooks. University of Houston is a supporting member of the Open Textbook Network.

OpenStax College – Free textbooks that are developed and peer-reviewed to ensure they meet the scope and sequence requirements of college courses.

OER Commons – Provides college-level OER from higher education institutions around the world.

Saylor Academy Bookshelf – Collection of freely available open OER for download, online reading, and sharing.

MERLOT – Curated resource of free and online textbooks for use in teaching and learning.

BC Campus OpenEd – Open textbooks for the 40 highest enrolled first- and second-year subject areas in the British Columbia’s public, post-secondary system.

OpenTextbookStore – A free collection of mathematics-related open textbooks. Includes supplements and a link to order print copies of the book.

State University of New York (SUNY) Open Textbooks – Publishes high-quality, peer-reviewed textbooks for use in higher education.

Global Text Project – Provides a free library of thousands of texts on various topics.

OAPEN Library – Freely available academic books mainly in the area of humanities and social sciences.

Directory of Open Access Books – Strong focus on humanities and social sciences, including many from international publishers.