Directory of Open Access Books
DOAB is a discovery service for peer-reviewed open-access books and book publishers that indexes and provides access to high-quality, open-access, peer-reviewed books
Milne Library Publishing at SUNY Geneseo manages and maintains Milne Open Textbooks, a catalogue of open textbooks authored and peer-reviewed by SUNY faculty and staff.
CCCOnline, on behalf of the Colorado Community College System, is a collection of OER Curation Guides that are discipline expert-reviewed and librarian-curated.
The La Trobe eBureau publishes engaging, high-quality, open-access ebooks.
MIT OpenCourseWare makes the materials used to teach almost all of MIT's subjects available online.
The Open Textbook Library is a comprehensive reformatory that links to open textbooks by various authors and publishers.
OpenStax is part of Rice University's mission to improve everyone's educational access and learning.
Index of 2091 open books published in North America and the UK. Some Australian content.
RMIT Digital Collections / Open Educational Resources
This collection includes RMIT-created resources, Open Textbooks, and other Open Educational Resources
The MERLOT system provides access to curated online learning and support materials and content creation tools led by an international community of educators, learners, and researchers.
OER Commons is a public digital library of open educational resources.
The WAC Clearinghouse provides access to books and book series. All books are available for free viewing and/or download.
It is an open-access textbook publishing initiative established by the State University of New York libraries.
These books have been reviewed by faculty from various colleges and universities to assess their quality.
The Association for Learning Technology (ALT)
This project aims to provide a resource base and technologies to ensure practical support for e-learning professionals.
The American Institute of Mathematics (AIM)
The American Institute of Mathematics (AIM) seeks to encourage the adoption of open-source and open-access mathematics textbooks.
Search for quality open textbooks offered in a variety of digital formats.