Open Textbooks

Largest catalogue of open sources textbooks. Also is a good place to find free books about math, science and computers.

Founded by CAUL-CBUA, AtlanticOER is a service that supports the hosting and creation of open educational resources by educators and students in the Atlantic provinces of Newfoundland and Labrador, New Brunswick, Nova Scotia, and Prince Edward Island.

Athabasca University Pree - free pdf and low cost print version of mainly Canadian books.

BC Campus open movement including textbooks.

Boundless has high quality content and resources build by a community of educators and experts. It provides ready-to-use content, tools, and test materials

Lists open textbooks by subjects, many of which are peer reviewed.

Advocacy, training, and links to college level open textbooks and other courseware.

Content Commons of free, open-licensed educational materials in fields such as music, electrical engineering and psychology.

eCampusOntario is a provincially-funded non-profit organization that leads a consortium of the province’s publicly-funded colleges, universities and indigenous institutes to develop and test online learning tools to advance the use of education technology and digital learning environments.

"We publish open content electronic textbooks that are freely available from this website. We focus on content development and Web distribution, and we will work with relevant authorities to facilitate dissemination by other means when bandwidth is unavailable or inadequate. The goal is to make textbooks available to the many who cannot afford them."

"The Knowledge Unlatched model depends on many libraries from around the world sharing the payment of a single Title Fee to a publisher, in return for a book being made available on a Creative Commons licence via OAPEN and HathiTrust as a fully downloadable PDF."

Free and open resource designed primarily for higher education.

Access to teaching and learning materials in the STEM disciplines (science, technology, engineering and mathematics). Search by level, resource type, and subject.

Worldwide learning network of shared teaching and learning materials.

Collaboration of higher education institutions to share and expand their open course offerings.

Peer reviewed post secondary textbooks

"Open SUNY Textbooks is an open access textbook publishing initiative established by State University of New York libraries and supported by SUNY Innovative Instruction Technology Grants".

Florida's operational repository project of open source educational materials.

Free to read versions of the texts at Flat World Knowledge

"Textbook Revolution is a student-run site dedicated to increasing the use of free educational materials by teachers and professors. We want to get these materials into classrooms. On this site you'll find links and reviews of textbooks and select educational resources."

Wikimedia's community for creating and sharing educational textbooks.

HathiTrust is a partnership of major research institutions and libraries and their "aim to build a comprehensive archive of published literature from around the world . It provides long-term preservation and access services for public domain and in copyright content from a variety of sources, including Google, the Internet Archive, Microsoft, and in-house partner institution initiatives."