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Open Access Databases A-Z

OER Meta-Search Engines

OASIS OER Search
Mason OER Metafinder

Save time by searching multiple repositories at once! Openly Available Sources Integrated Search (OASIS) is a search tool that aims to make the discovery of open content easier. OASIS, developed by SUNY, currently searches open content from 90+ different major OER repositories and includes textbooks, courses, audiobooks, videos, books, and more.

Save time by searching multiple repositories and public domain sites at once! The Mason OER Metafinder allows real-time federated searches for OER content across 21 resources.

Open Access Finding Aids

Open Access Button
instantly, legally, gain access to the articles and data you need. OA Button is trying to make paywalls a thing of past, and share all research data, one request at a time.
Unpaywall
Read paywalled research papers for free.
Click the green tab and skip the paywall. It's fast, free, and legal, powered by our database of millions of author-uploaded PDFs.
Search Google for OER
San Jose State University Library

OER Repositories

BC Campus
"At BCcampus, we support the adaptation and evolution of teaching and learning practices in post-secondary institutions across British Columbia through collaboration, communication, and innovation."
Cool 4 Ed
The three State of California Higher Education Systems are working together to provide you easy access to quality FREE and OPEN eTextbooks that everyone and anyone can use for teaching and learning
ecampus Ontario
Search our collection of open textbooks. The curated collection aligns with top subject areas in post-secondary education and many of the textbooks have been reviewed and vetted by educators across the country.
OpenStax
OpenStax is a nonprofit based at Rice University, and it’s our mission to improve student access to education. Our first open source college textbook was published in 2012 and has since scaled to more than 20 books used by hundreds of thousands of students across the globe.
Open Textbook Library - UMN
Open textbooks are textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed. These books have been reviewed by faculty from a variety of colleges and universities to assess their quality. These books can be downloaded for no cost, or printed at low cost. All textbooks are either used at multiple higher education institutions; or affiliated with an institution, scholarly society, or professional organization. The Open Textbook Library is supported by the Center for Open Education and the Open Textbook Network.
Open Textbook Store
We scour the Internet for the best quality textbooks issued under open licenses that allow for printing. Instead of finding a list of 500+ books, you'll find a short list of books we feel are really adoptable and ready to use in a college classroom.
Saylor Academy Textbooks
Each of the 100+ books listed below is freely available for download, online reading, and sharing, under one of various open licenses. Check each book for specific terms.

Many of these courses and associated content are licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 license. Use and sharing of resources of any content must be attributed to the source.

Please evaluate any content and licensing on a case by case basis when considering use.

Global Freshman Academy
EdX has partnered with Arizona State University to create Global Freshman Academy, a first of its kind collaboration that offers full university freshman level courses for credit. The partnership was established to provide quality higher education opportunities to anyone, anywhere in the world. #CollegeMyWay
Global Text Project
Global Text Project gives you free access to learning materials from Global Text Project. Global Text Project believes that technology transfer is an important part of its mission. Global Text Project OpenCourseWare is an important step in making important pieces of its curriculum available to a broad audience.
Khan Academy
Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom.
NOVA zELI Courses
Pioneering zero textbook cost courses and degree programs since 2012, Northern Virginia Community College (NOVA) is the first community college to fully share its OER degree pathways and courses for others to use and build on.
Open Course Library
collection of high quality, free-to-use courses that you can download and use for teaching. All content is stored in Google docs making it easy to access, browse and download.
Open Learning Initiative: Carnegie Mellon University
The OLI offers many open and free courses which can be adopted by an instructor. Course material is viewable and is licensed openly. If you would like to use an entire OLI course with your class, sign up for an instructor account. You will have access to tools that allow you to see where your students are doing well and where they are struggling.
Open Yale Courses
Each course includes a full set of class lectures produced in high-quality video accompanied by such other course materials as syllabi, suggested readings, exams, and problem sets. The lectures are available as downloadable videos, and an audio-only version is also offered. In addition, searchable transcripts of each lecture are provided.
Utah State University: OpenCourseWare
Utah State OpenCourseWare is a collection of educational material used in our formal campus courses, and seeks to provide people around the world with an opportunity to access high quality learning opportunities.

CCOERLL
Center for Open Educational Resources & Language Learning supports open learning materials in a variety of languages.
MERLOT
MERLOT is a curated collection of free and open online teaching, learning, and faculty development services contributed and used by an international education community.
OER Commons
OER Commons is a dynamic digital library and network. Explore open education resources and join our network of educators dedicated to curriculum improvement.
OER Commons (MCO Hub)
The MCO created the Michigan Colleges Online Hub for our member institutions as a way to reduce costs for students, increase student success and completion, and allow for inter-institutional collaboration with faculty. Our Institutions are creating, sharing, and collaborating on high-quality OER for use in today's classrooms. Join a group and begin contributing today.

Creative Commons - Open Archives
Use this prototype to find images that you can use and remix, across several open archives
Creative Commons Search
Search a number of content sources including Flickr, YouTube, Wikimedia Commons, and more.
Digital Public Library of America (DPLA)
The Digital Public Library of America brings together the riches of America’s libraries, archives, and museums, and makes them freely available to the world.
Internet Archive Book Images
Over 5,000,000 images from the Internet Archive.
TED
TED is a nonprofit devoted to spreading ideas, usually in the form of short, powerful talks (18 minutes or less). TED began in 1984 as a conference where Technology, Entertainment and Design converged, and today covers almost all topics — from science to business to global issues — in more than 100 languages.
Vimeo Creative Commons
Browse and search Vimeo's library of Creative Commons licensed videos.

Digital Commons Network
The Digital Commons Network brings together free, full-text scholarly articles from hundreds of universities and colleges worldwide. Curated by university librarians and their supporting institutions, the Network includes a growing collection of peer-reviewed journal articles, book chapters, dissertations, working papers, conference proceedings, and other original scholarly work.
GVSU Open Education Materials
ScholarWorks@GVSU is an open-access repository maintained by the GVSU Libraries that showcases and maintains works by GVSU scholars. The mission of ScholarWorks@GVSU is to collect and preserve scholarly and creative works by GVSU faculty, staff and students. Materials in ScholarWorks@GVSU may be viewed by anyone.
Open Michigan
Explore open educational resources, open data, and open publications.
Open Oregon Educational Resources
Ebooks published by Open Oregon community of college partners.
Orange Grove Texts Plus
Orange Grove Text Plus (OGT+) is a joint initiative of the University of Florida Press and the LibraryPress@UF imprint
Stanford University - Hoover Institution Digital Collections
The Library & Archives Digital Collections Portal contains more than 55,000 digitized posters, photographs, texts, sound recordings, and moving images from Hoover collections, with new items frequently added. Some 44,000 in the public domain, or for which we have permission from the copyright holder, may be viewed on the internet.
Teaching Commons
"The Teaching Commons showcases high-quality open educational resources from leading colleges and universities and makes them available to educators and students around the world. Curated by librarians and their institutions and hosted by bepress, the Teaching Commons includes open-access textbooks, course materials, lesson plans, multimedia, lectures, k-12 materials, and more."

DS106 Assignment Bank
This site hosts the assignments that partipants in the open online digital storytelling course, ds106, complete as part of their work in the course. Rather than specifying assignments everyone must do, participants can choose from an array of ones included on this site- all of them have been created by course participants.
MoM - My Open Math
MyOpenMath runs on the open source, IMathAS platform, providing free hosted use of this platform in support of free, open textbooks like the ones listed on OpenTextBookStore.com. The intent is to provide classroom use of the platform, without any required cost to students, for schools wanting a managed install of the IMathAS platform, and to provide students self-study opportunities.
Oppia
By creating a set of free, high-quality, demonstrably effective lessons with the help of educators from around the world, Oppia aims to provide students with quality education — regardless of where they are or what traditional resources they have access to.
Smithsonian Learning Lab
Discover more than a million resources, create personal collections and educational experiences, and share your work.
TED Ed
Build a lesson around any TED-Ed Original, TED Talk or YouTube video.
Wisc-Online
Build and play interactive learning games. Wisc-Online offers an ever-growing library of learning objects freely available to students and learners at any level, teachers, parents, and anyone else anywhere on the globe. The digital library of objects has been developed primarily by subject matter experts from the Wisconsin Technical College System (WTCS) and produced by a team of instructional designers, technical editors, and multimedia developers from Fox Valley Technical College's Learning Innovations team.

Accessibility, Inclusive Design & Licensing

Accessibility & Inclusive Design
Licensing

Accessibility Catalog - Ryerson University
Pressbooks titles related to accessibility.
Do-it - University of Washington
Promoting inclusion and success for people with disabilities
FLoe Project
Designing for Diverse Learners. FLOE provides the resources to personalize how we each learn and to address barriers to learning. Learners learn differently, and today’s society needs diverse, self-aware, life-long learners. FLOE supports learners, educators and curriculum producers in achieving one-size-fits-one learning design for the full diversity of learners, leveraging the variants made possible by Open Education Resources (OER).

Creative Commons License builder
Build Creative Commons licenses into your works.
OER Attribution Builder
Assign appropriate attribution to resources you create, including derivatives of other works.

Other Openly Licensed Resources

Apress Open
Freely available, quality content for developers worldwide. Ebooks are free, and print copies are available for purchase.
National Academies Press
The NAP publishes more than 200 books a year on a wide range of topics in science, engineering, and medicine, providing authoritative information on important matters in science and health policy. offer Offers more than 8,500 titles in PDF format. Almost all of these PDFs can be downloaded for free by the chapter or the entire book.
OAPEN
The OAPEN Library contains freely accessible academic books, mainly in the area of humanities and social sciences. OAPEN works with publishers to build a quality controlled collection of open access books, and provides services for publishers, libraries and research funders in the areas of deposit, quality assurance, dissemination, and digital preservation.
PLOS (Public Library of Science)
PLOS was founded in 2001 as a nonprofit Open Access publisher, innovator and advocacy organization with a mission to accelerate progress in science and medicine by leading a transformation in research communication.
WikiBooks
Openly licensed books are authored by a community of contributors.

PLOS (Public Library of Science)
PLOS was founded in 2001 as a nonprofit Open Access publisher, innovator and advocacy organization with a mission to accelerate progress in science and medicine by leading a transformation in research communication.
Open Access Text
OA Text is an independent open-access scientific publisher showcases innovative research and ideas aimed at improving health by linking research and practice to the benefit of society. It is committed to providing a 'peer reviewed' platform to outstanding researchers and scientists to exhibit their findings. It publishes original research, analyses and reviews, news, practice updates and thought-provoking editorials.

University of Oxford : Podcasts
Oxford University provides open content under a Creative Commons licence free for reuse, remixing and redistribution in education worldwide.
Open Culture - 700 free audiobooks
Download hundreds of free audio books, mostly classics, to your MP3 player or computer.

Internet Archive
Internet Archive is a non-profit library of millions of free books, movies, software, music, websites, and more.
Google Arts & Culture
Explore collections from around the world. Created by Google Cultural Institute. Rights and permissions may vary depending on partner institution.
Humanities Commons
The sharing and collaboration network for people working in and around the humanities. Discover the latest open-access scholarship and teaching materials, make interdisciplinary connections, build a WordPress Web site, and increase the impact of your work by sharing it in the repository. Brought to you by the MLA.
Fordham University Internet History Sourcebooks
The Internet History Sourcebooks Project is a collection of public domain and copy-permitted historical texts presented cleanly (without advertising or excessive layout) for educational use.

OER: Open Educational Resources at SC4

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