OER Commons is a freely accessible online library that allows teachers and others to search and discover open educational resources and other freely available instructional materials.

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.

FREE and OPEN Workforce Training Materials for 21st Century Employment

  • Developed in partnership with local industries

  • Reviewed by subject matter experts

  • Focused on skills businesses need today

The Teaching Commons brings together high-quality open educational resources from leading colleges and universities. It includes open access textbooks, course materials, lesson plans, multimedia, and more.

OASIS (Openly Available Sources Integrated Search) is a search tool that aims to make the discovery of open content easier. OASIS currently searches open content from 59 different sources and contains 160,690 records.

GALILEO Open Learning Materials brings together open educational resources throughout the University System of Georgia, including open textbooks and ancillary materials.

Explore Tools that Improve Teaching & Learning

  • Open & Enriched Course Materials

  • Award-winning Digital Courseware

  • Community-focused Professional Development

The Open Learning Initiative (OLI) is a grant-funded organization that offers innovative online courses to anyone who wants to learn or teach. The goal is to create high-quality courses and contribute original research to improve learning and transform higher education.

Open Michigan enables the University of Michigan community to make the products of its research, teaching, and creative work available to the world beyond campus. We are the home for all things open at the University of Michigan—including expertise and services for open educational resources, open data, and open publications.

Real-time federated search for OER content. OER Metafinder launches a real-time, simultaneous search across 22 different sources of open educational materials as you hit the Search button.

Project Gutenberg is an online library of free eBooks. Project Gutenberg was the first provider of free electronic books, or eBooks.

The World Digital Library (WDL) is an international digital library operated by UNESCO and the United States Library of Congress. The library intends to make available on the Internet, free of charge and in multilingual format, significant primary materials from cultures around the world, including manuscripts, maps, rare books...

We publish high-quality, peer-reviewed, openly licensed college textbooks that are absolutely free online and low cost in print. Seriously. We've also developed a low-cost, research-based courseware that gives students the tools they need to complete their course the first time around, and a new online math homework system with step-level feedback. Check out our current library of textbooks and explore OpenStax Tutor Beta.

MIT OpenCourseWare (OCW) is a web-based publication of virtually all MIT course content. OCW is open and available to the world. Through OCW, educators improve courses and curricula, making their schools more effective; students find additional resources to help them succeed; and independent learners enrich their lives and use the content to tackle some of our world’s most difficult challenges, including sustainable development, climate change, and cancer eradication.

The Open Course Library (OCL) is a collection of shareable course materials, including syllabi, course activities, readings, and assessments designed by teams of college faculty, instructional designers, librarians, and other experts. Some of our materials (also called open educational resources, or OER) are paired with low cost textbooks ($30 or less). Many of the courses can be taught at no cost to students. Unless otherwise noted, all materials are shared under a Creative Commons (CC BY) license.OCL courses and materials have undergone testing for accessibility and have been designed using the industry-standard Quality Matters (QM) rubric for assessing the quality of online courses.

National Digital Library of India (NDLI) is a virtual repository of learning resources which is not just a repository with search/browse facilities but provides a host of services for the learner community. It is sponsored and mentored by Ministry of Education, Government of India, through its National Mission on Education through Information and Communication Technology (NMEICT). Filtered and federated searching is employed to facilitate focused searching so that learners can find the right resource with least effort and in minimum time. NDLI provides user group-specific services such as Examination Preparatory for School and College students and job aspirants. Services for Researchers and general learners are also provided. NDLI is designed to hold content of any language and provides interface support for 10 most widely used Indian languages. It is built to provide support for all academic levels including researchers and life-long learners, all disciplines, all popular forms of access devices and differently-abled learners. It is designed to enable people to learn and prepare from best practices from all over the world and to facilitate researchers to perform inter-linked exploration from multiple sources. It is developed, operated and maintained from Indian Institute of Technology Kharagpur.

The availability of open educational resources is growing, and this guide is intended to help you to identify those that meet your needs.

  • The Open Textbooks page will link you to repositories of open and free textbooks you can customize and adopt for your courses.

  • The Finding OER section will help you navigate through various sources for open educational resources, as well as providing tips for locating openly licensed images.

  • Learning to (Re)Use Open Educational Resources
    An open course that guides participants through the discovery, use and reuse of open educational resources (OER) for teaching purposes in all sectors of education. The course is part of the ExplOERer Project, co-funded by the European Commission under the Erasmus+ program..

The Open Education movement is built around the 5Rs of Open [2]

  • Retain – the right to make, own, and control copies of the content

  • Reuse – the right to use the content in a wide range of ways (e.g., in a class, in a study group, on a website, in a video)

  • Revise – the right to adapt, adjust, modify, or alter the content itself (e.g., translate the content into another language)

  • Remix – the right to combine the original or revised content with other open content to create something new (e.g., incorporate the content into a mashup)

  • Redistribute – the right to share copies of the original content, your revisions, or your remixes with others (e.g., give a copy of the content to a friend)

Working towards global open access, in partnership with information professionals and researchers, we enable the UK's academic research community to realise the rewards of open access.

By using our open access (OA) services, information professionals and researchers save time and money and achieve greater reach for their research.

Our services provide user-friendly and cost-effective ways to automate workflows, assess compliance, share good practice, carry out benchmarking and influence third parties such as publishers and funders. Acting for and with the higher education sector, we are easing the move to open access.

We negotiate and license the software and online resource agreements you need to support academic research, teaching and learning.

Peer 2 Peer University (we usually just say P2PU) is a grassroots network of individuals who seek to create an equitable, empowering, and liberating alternative to mainstream higher education.

We work towards this vision by creating and sustaining learning communities in public spaces around the world. As librarians and community organizers, we bring neighborhoods together to learn with one another. As educators, we train facilitators to organize their own networks and we develop/curate open educational resources. As developers and designers, we build open source software tools that support flourishing learning communities. And as learners, we work together to improve upon and disseminate methods and practices for peer learning to flourish.

Scootle - a national repository that provides Australian schools with digital resources aligned to the Australian Curriculum.

Directory of Open Access Books is a joint service of OAPEN, OpenEdition, CNRS and Aix-Marseille Université

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.

AMSER (the Applied Math and Science Education Repository) is a portal of educational resources and services built specifically for use by those in Community and Technical Colleges but free for anyone to use. AMSER is funded by the National Science Foundation (NSF) as part of the National Science Digital Library, and is being created by a team of project partners led by Internet Scout.

RMIT University Library developed the Australian and New Zealand Open Textbook Initiative to encourage the use and adoption of open educational textbooks as an alternative to paid resources. As part of this initiative, we partner with RMIT learning and teaching staff to curate open course resources and facilitate the adoption of OER textbooks.

The Library is a member of the Open Educational Practice Special Interest Group advocating for open education in Australia. We are also contributing to the Australian Open Textbooks as Social Justice scoping study to raise awareness of the social inclusion benefits for students.

Search for quality open textbooks offered in a variety of digital formats; the first step in adopting open educational resources. Search by subject and download them to your computer. At BCcampus, we’re using open technologies to facilitate, evaluate, and create open educational resources to share across the province and around the world; saving millions of student-dollars through hundreds of open textbooks adopted in thousands of classrooms:

Welcome to the Archive’s library of Open Educational Resources and university lectures. This library contains hundreds of free courses, video lectures, and supplemental materials from universities in the United States and China. Many of these lectures are available for download.

Open textbooks are licensed by authors and publishers to be freely used and adapted. Download, edit and distribute them at no cost.

The Open Textbook Library is supported by the Open Education Network.

Discover 41,763,311 images, texts, videos, and sounds from across the United States

The Digital Public Library of America empowers people to learn, grow, and contribute to a diverse and better-functioning society by maximizing access to our shared history, culture, and knowledge.

The WikiEducator is an evolving community intended for the collaborative:

  • planning of education projects linked with the development of free content

  • development of free content on Wikieducator for e-learning

  • work on building open education resources (OERs) on how to create OERs

  • networking on funding proposals developed as free content

UCI offers nearly 50 massive open, online courses at Coursera in a variety of formats: on-demand (anytime) or cohort-based. UCI was an early adopter of MOOCs and a number of these offerings are based on open educational resources also available on this site.

Link to various library resources

This guide is designed to help faculty find and use quality educational content for their courses. See the tabs on the side or the links below for more information.

Books covering Engineering, Science, Technology, and Medicine.

The LibreTexts mission is to unite students, faculty and scholars in a cooperative effort to develop an easy-to-use online platform for the construction, customization, and dissemination of open educational resources (OER) to reduce the burdens of unreasonable textbook costs to our students and society.

National Library of France keeps on making available the wealth of its collections and the breadth of its digital offer. Ebooks in ePub format, digital items, podcasts, apps, learning sites, media…. Millions of resources are freely available online to work, learn, relax and play.

Gallica est la bibliothèque numérique de la Bibliothèque nationale de France et de ses partenaires. En ligne depuis 1997, elle s’enrichit chaque semaine de milliers de nouveautés et offre aujourd’hui accès à plusieurs millions de documents.

We are the national library of the United Kingdom and give access to the world’s most comprehensive research collection. We provide information services to academic, business, research and scientific communities.

This site gathers many other resources related to the medieval manuscripts

This curated selection explores medieval manuscripts that were digitised as part of The Polonsky Foundation England and France Project: Manuscripts from the British Library and the Bibliothèque nationale de France, 700–1200, funded by The Polonsky Foundation.

Lexilogos vient du grec λεξίλογος : (c'est le site) qui recueille des mots. La lexilogie est aux mots ce que l'anthologie est aux poèmes. Ce nom vient du grec ἄνθος (fleur) et désigne à l'origine celui qui recueille des fleurs, comme le latin florilège. L'anthologie, ce n'est en aucun cas la science des fleurs.

The « Système Universitaire de Documentation » (Sudoc) catalogue is a French collective catalogue created by Higher Educational and Research libraries and resource centres. There are nearly 13 million bibliographic records in this catalogue describing all kinds of document (books, dissertations, reviews, electronic resources, audio-visual documents, microfiches, maps, scores, manuscripts (not in Calames) and very old books.)

l’École des chartes propose sur ce site une collection de publications électroniques. Celle-ci permet d’offrir à des travaux scientifiques des fonctionnalités propres au numérique.

Le Conservatoire Numérique des Arts et Métiers, une bibliothèque numérique consacrée à l'histoire des sciences et des techniques.

BibNum a été lancé en octobre 2008. C’est une bibliothèque numérique de textes scientifiques antérieurs à 1950, commentés par des scientifiques contemporains qui souhaitent partager leur intérêt pour ces textes et analysent leur impact dans la science et la technologie actuelles.

Le Conservatoire numérique des Arts et Métiers (Cnum) est une bibliothèque numérique consacrée à l’histoire des sciences et des techniques.

le blob, l’extra-média couvre l’actualité du monde de la recherche.

This website gives you access to millions of books, music, artworks

ARTFL Project is a consortium-based service that provides its members with access to North America's largest collection of digitized French resources.

The best in children's literature available online free

Le Centre national de la littérature pour la jeunesse, héritier de La Joie par les livres, est un service spécialisé du département Littérature et art de la Bibliothèque nationale de France.

la bibliothèque numérique de la lecture publique

l’Agence bibliographique de l’enseignement supérieur (Abes) est un établissement public à caractère administratif (EPA), sous tutelle directe du Ministère de l’Enseignement Supérieur, de la Recherche et de l’Innovation (MESRI).

Les bibliothèques de la Ville de Paris rouvrent progressivement en accès libre : vous pouvez de nouveau vous inscrire et emprunter librement les documents, à des horaires adaptés.

En inventant les premières bibliothèques numériques communautaires accessibles en ligne sur simple abonnement institutionnel forfaitaire, Cyberlibris a démocratisé l'accès au livre numérique et au savoir.

From ancillary materials to course textbooks, Boise State faculty, staff, and students from across the university are creating engaging OER available for anyone to retain, reuse, revise, remix, and redistribute for educational purposes. is a free, core academic web site that delivers rich multimedia content--videos, animation, and simulations--on general education subjects to middle-school and high-school teachers and college professors, and their students, free of charge.

This is a growing online collection of contemporary open access e-books. All of these books have been made available for download on the Library's website in keeping with the intent of their creators and publishers, which chose to publish these works under open access licenses to allow the broadest possible access and reuse.

The World Bank Open Knowledge Repository (OKR) is The World Bank’s official open access repository for its research outputs and knowledge products.

This directory provides an index of 2070 books published across 89 Pressbooks networks. Search and filter books by keyword, subject matter, license, and more.

The three State of California systems of higher education are working together to provide access to FREE and OPEN eTextbooks.

This site is a resource developed by the Maryland Open Source Textbook (M.O.S.T.) Initiative. Led by the University System of Maryland’s William E. Kirwan Center for Academic Innovation in partnership with MarylandOnline (MOL), the Maryland Association of Community Colleges (MACC), and the Maryland Independent College and University Association (MICUA), M.O.S.T. is increasing access, affordability, and achievement for Maryland higher education students through open educational resources.

This site lists free online computer science, engineering and programming books, textbooks and lecture notes, all of which are legally and freely available over the Internet.

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.

We aim to solidify strategic partnerships with other Florida state universities and colleges to exponentially increase the number of affordable solutions on our database, and effectively resolve the textbook crises one course at a time.

Scholar Commons, a service of the University of South Florida Libraries, is a virtual showcase for USF's research and creative energies.

Oxford University Press (OUP) is mission-driven to facilitate the widest possible dissemination of high-quality research. We embrace both green and gold open access (OA) publishing to support this mission.

FlatWorld believes that the instructor is the key to a quality student education. It is our mission to empower you – and your students. We are working to put high-quality, affordable textbooks back within the reach of every student. Textbooks didn’t used to be this expensive and they don’t need to be this expensive. We know that at dramatically lower prices, more students can afford a new book

We provide students with free textbooks written by professors from the world’s top universities, covering topics from Engineering and IT to Economics and Business. It continues in the workplace.

We enable faculty and schools with the potential of OER in order to lower the cost of educational materials and provide equity and access to all students.

The SUNY Community textbooks series is a venue for SUNY faculty to share their already published openly licensed educational material

Providing a new alternative for affordable, quality textbooks & study aids for higher education.

With BNC OER+ your students start learning on day one. Students gain immediate access to your course (complete with e-text, videos, activities, and assessments) delivered right through your LMS. BNC OER+ lowers the cost of learning materials (and even has an available print companion).

Coding and data science skills to researchers worldwide.

Iowa State University is a proud member of the Open Education Network, an international organization of higher education institutions working together to advance the creation and use of open textbooks.

The eCampusOntario Open Library provides educators and learners with access to more than 500 free and openly-licensed educational resources. The library was launched in 2017 in partnership with BCCampus. Since the initial launch, eCampusOntario has sought to continually improve the library to meet the needs of Ontario’s post-secondary educators and learners.

Open Educational Resources are textbooks, learning objects, and other educational materials that are open: they are free to use, have few or no access restrictions, and most can be freely remixed, customized, and adapted. For more information about OER at Grand Valley State University, visit our LibGuide

Mavs Open Press, operated by the University of Texas at Arlington Libraries (UTA Libraries), offers no-cost services for UTA faculty, staff, and students who wish to openly publish their scholarship. The Libraries’ program provides human and technological resources that empower our communities to create or adapt open educational resources (OER).

Wisc-Online is a creation of Wisconsin’s Technical Colleges and maintained by Fox Valley Technical College. As a non-profit serving the private and public sectors, our products range from corporate learning solutions to free, publicly accessible instructional programs. Our award-winning learning objects have been providing student success and homework help for over a decade.

Established in 1962, the MIT Press is one of the largest and most distinguished university presses in the world and a leading publisher of books and journals at the intersection of science, technology, art, social science, and design.