The textbook section of the BC Campus OpenEd project. Textbooks created for the top 40 highest enrolled first and second year subject areas.

Created by a collaboration between educational non-profit and for-profit organizations from over 200 colleges.

One of the largest open access publishers and distributors of books in the science, technology, and medical fields.

Textbooks created for MIT OpenCourseWare classes, that open-licensed electronic versions of print books, self-published online books, or thorough course notes. Primarily for the science and engineering disciplines.

The Open Access Publishing in European Networks provides access to free, peer-reviewed academic textbooks produced for the humanities and social sciences. Not all books are available in English.

Offers collections of course materials that cost $30 or less for 81 highest enrolled courses. Offers powerpoints, assignments, lectures and more.

Created by Rice University, these peer-reviewed text books are written by professional content developers to meet scope and sequence requirements for most courses.

Established by the State University of New York, this open access initiative publishes high-quality resources and engages faculty as authors and peer-reviewers.

Created by the University of Minnesota, these faculty-reviewed textbooks cover a wide range of academic subjects.

This non-profit organization sponsored by the Saylor Foundation, is focused on bringing "freely available education to all." This collection of open textbooks supports the Saylor online courses. It's a collection of open course materials for high-enrollment college courses.

Creator, publisher, and distributor of academically reviewed and classroom tested college-level textbooks. Many contain learning exercises, discussion questions, and other supplemental materials

Increases the discoverability of open access books by compiling records of freely available books from around the internet, and providing links to resources. This includes international textbooks in various languages.

A global partnership of research institutions preserving and distributing digitized works from around the world.

Provides permanent access to text (including full books) on a variety of subjects from different time periods and regions.

The place where you can download over 33,000 free ebooks, in the public domain, to read on your PC, iPad, Kindle, Sony Reader, iPhone, Android or other portable device.