OER Reference Materials (Research, Blogs, Guides)

Community College Consortium for Open Educational Resources

Community College Consortium for Open Educational Resources is a web resource in blog format that offers a discipline-specific free textbook search engine, webinars on OER use and adoption, a blog with up-to-date information on OER, tutorials, and blogroll with extensive links to online resources.

Directory of Open Access Journals (DOAJ)

Directory of Open Access Journals (DOAJ) provides a searchable database of peer-reviewed scientific and scholarly journal articles in a variety of disciplines. All articles are available free of charge.


MIT Open CourseWare

MIT Open CourseWare has video lectures from MIT professors, notes, slides, and exams. All material is licensed by a Creative Commons Attribution Non-Commercial Sharealike 3.0 license, meaning instructors can share, adapt and remix the content for their own use.


MyOpenMath has 4 pre-built math courses (Prealgebra, Algebra, Precalculus & Trigonomy) which align with several open math textbooks. Content for each course varies but can include online practice sets, quizzes, videos, handouts, and other resources. Students can also sign up for self-study.

Free Textbooks & eBooks

The Global Text Project

The Global Text Project has a collection of free textbooks in a variety of online formats covered under the Creative Commons 3.0 license. Instructors are able to access and modify chapters in the textbooks, but not the entire textbook itself.

OpenStax Textbooks

OpenStax Textbooks offers a select number of peer-reviewed, high-quality college textbooks that, if adopted, are customizable to individual course needs. Electronic formats are free for students and print copies are available at a low cost. There are also supporting materials – solutions manuals and teaching guides that accompany each textbook.

Project Gutenberg

Project Gutenberg hosts a collection of over 40,000 public domain eBooks available in a variety of electronic formats (HTML, ePub, Kindle, etc.). All books are available for free.


Wikibooks is an open-source textbook/eBook site that has a variety of resources for a wide range of age groups and educational levels. Like Wikipedia, it is collaborative and allows for open editing.

Content Collections (Resources, Lesson Plans/Modules, Multimedia) & Databases

California Digital Library (CDL)

California Digital Library (CDL) developed by the University of California system, includes online and print collections of materials from libraries and archives across California. The CDL includes publications from the UC Press eBooks Collection, 1982-2004 with 750 titles available to the public as well as the Digital Special Collections Program with a percentage of its online resources also available to the public.


ChemVantage provides a variety of free materials to support college-level Chemistry courses. Materials include quizzes, links to OER textbooks, exercises, assessments, and video tutorials.

College Open Textbooks

College Open Textbooks provides information about adopting OER in the classroom, reviews of OER textbooks/resources, and a search engine for OER resources.


Connexions is a collaborative resource site that has content modules and collections (groups of modules consisting of materials such as textbooks, journal articles, multimedia, etc.). In Connexions you can author your own materials and add to existing materials. Everything in Connexions is downloadable for free and print copies are available for a small fee.

Creative Commons

Creative Commons is not only a means of licensing work, but it also offers a filter to search for creative works that can be used, adapted, or modified under the various creative commons licenses. Click on the Explore link to find photos, clip art, videos, songs, or other multimedia content to use in your courses.

FREE (Federal Resources for Educational Excellence)

FREE (Federal Resources for Educational Excellence) offers an easy way to search for links to teaching and learning resources — animations, documents, photos, and videos – that have been created through funding from the federal government.

Internet Archive

Internet Archive Internet Archive is a searchable collection that either links to or provides a way to download historical document collections/public domain texts, audio, video, animation, and software.


Merlot is an online peer-reviewed collection of resources for higher education. In addition to academic papers, the Merlot repository also includes materials for course development (animations, images, case studies) and assessment as well as additional resources for creating course content. Within Merlot, you can also author online content.

OER Commons

OER Commons is a database of links to openly licensed teaching materials such as full courses, lectures, and mini-lessons. All materials listed in the OER database have been vetted according to strict quality standards.


OpenDOAR is a way to search for international institutional and subject-based repositories of full-text open access materials.

The Orange Grove

The Orange Grove is a repository of open textbooks which have been reviewed by the University Press of Florida. Textbooks are available for free online and low-cost for print copies. In addition to OGT texts, there are also links to other sources of OER courseware and content collections.


TED-Ed, an extension of the TED (Technology, Entertainment, Design) video repository, brings together educators and animators to create engaging video content with supplemental lessons and materials.

Multimedia Collections (Images, Video & Audiobooks)


Flickr is an online photo/video/animation sharing and management system. On Flickr, you can not only organize your photo & image content, but you can also look for images to use in your classroom using the Creative Commons advanced search feature. Flickr integrates directly into CANVAS.


HippoCampus provides educational video content for students and instructors on a variety of general education topics. Videos are streamed on the website and are not available for download. Users can create playlists of content, which is often correlated to commercial publisher materials. Captioning is not available, but each video contains a text-based equivalent.

Khan Academy

Khan Academy provides free educational videos. Even though it is aimed mostly at the K-12 audience, there are many videos related to STEM topics as well as history, finance, and economics, providing a rich content resource for general education courses. Videos include interactive transcripts or translated subtitles. Those that are available on Khan Academy’s YouTube channel include closed captioning.


Librivox is a free collection of volunteer-read audiobooks of public domain works that can be downloaded in MP3 format. Works are sometimes available in different languages.


Vimeo is an online collection of video clips. With Vimeo, you can search for videos, upload your own video content as well as create a channel for students to view course materials. Vimeo does not support a separate closed-captioned text-file/translation option. Any videos uploaded to Vimeo would need to be captioned prior to being put on Vimeo. To determine if you can use an existing non-captioned Vimeo video in your course, check out the following captioning guidelines.


YouTube is the largest online collection of video clips. With YouTube, you can search for videos, upload and do basic editing of your own video content as well as create your own channel for students to view course materials. YouTube has CC capability and you can also easily upload and edit your own transcript for captioning.