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Cool4Ed provides a repository of open textbooks, lectures, assignments, labs, and other learning materials to support the CCC and CSU move towards textbook affordability.
Open educational resource project from the California State University system. Repository includes over 5,800 open textbooks and a collection of other OER materials across a variety of disciplines.
Collection of over 20 open licensed college textbooks from Rice University. Open Stax textbooks are openly licensed which allows instructors to modify the resource with text, hyperlinks, and add audio/visual materials to enhance the learning experience.
Collection of academic press books (art, science, history, music, religion, and fiction) from years 1982-2004. Entire collection is open to UC faculty, staff and students. Link opens to public offerings of over 700 resources.