In addition to the aggregators and search tools listed under "Finding OER," you can look for open textbooks in the following collections.
- OpenStaxA publisher based at Rice University that produces peer-reviewed, openly licensed college textbooks that are absolutely free online and low cost in print. Many OpenStax books have supplementary resources such as slides and lecture notes.
- Milne Open TextbooksEstablished by State University of New York libraries, this initiative publishes a growing list of peer-reviewed open access textbooks.
- B.C. Open CollectionA curated selection of open educational resources (OER) that can be accessed by educators to use in the classroom, in an institutional learning management system, or on other teaching and learning platforms.
- University System of Georgia Open TextbooksWith the facilitation of Affordable Learning Georgia, openly licensed textbooks on different subjects have been published by the University System of Georgia. Ancillary materials are also available.
- Portland State University Open Access TextbooksThis is a collection of free, openly licensed textbooks published by the Portland State University Library.
- Grand Valley State University Open TextbooksThese free textbooks are authored by faculty members at the Grand Valley State University.
- College of the Canyons Zero Textbook Cost (ZTC) TextbooksThis page provides access to open textbooks made available by the College of the Canyons, including some specializing in water technology.
- Saylor Academy Open TextbooksSaylor Academy hosts a collection of openly licensed textbooks and open online courses.
- Lumen Learning's CatalogThis page lists Lumen Learning's free online courses and the accompanying textbooks.
