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

From a single point of access in OER Commons, you can search, browse, and evaluate resources in OER Commons' growing collection of over 50,000 high-quality OER.

Provides free online and inexpensive print textbooks. Books are developed using traditional textbook publishing methods, including peer-review, and are licensed to be revised and remixed by faculty who wish to customize for their course.

Peer-reviewed higher education textbook. Reviews in the Open Textbook Library are by faculty around the country, collected to provide faculty evaluations for faculty, by faculty.