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Open Educational Resources (OERs)

Everything you need to know about OERs.

OER Sites

The sites listed below offer OERs that are produced and published by that specific company/organization. 

2012 Book Archive logo

2012 Book Archive

This is not the website for the original publisher. Instead, this is an archive of Creative Commons-licensed copies of books which were available online from a specific publisher at the end of 2012. The collection includes open entry-level college textbooks.

[CC BY-NC-SA 3.0 license, see Attribution page]




Khan Academy logo

Khan Academy

An extensive library of content, including interactive challenges, assessments, and videos.

[CC BY-NC-SA 3.0 US license, see Terms of Use]


Knowledge Unlatched logo

 Knowledge Unlatched


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 license via OAPEN and HathiTrust as a fully downloadable PDF.

Open Course Library logo

Open Course Library

A collection of expertly developed educational materials – including textbooks, syllabi, course activities, readings, and assessments – in 81 high-enrollment college courses.

[CC BY 3.0 license, see FAQ page]


openstax logo

Open Stax College

Provides professional-quality textbooks that are free online and low-cost in print. Books are peer-reviewed and backed by top-of-the-line supporting materials and are customizable. 

[CC BY 3.0 license, see Terms of Use] logo


Over 300 free, self-paced, online courses with organized OER materials into a structured and intuitive format. 

[CC BY 3.0 license, see FAQ]


TEDEd logo


Within TED-Ed’s growing library of lessons, you will find carefully curated educational videos, many of which represent collaborations between talented educators and animators nominated through the TED-Ed platform. 

[CC BY-NC-ND 3.0 license, see Usage Policy]


The Open University logo

The Open University

Promotes educational opportunity and social justice by providing high-quality university education through academic research, pedagogic innovation and collaborative partnerships. 

[CC BY-NC-SA 2.0 UK license on some content, see Conditions of Use]

Wikibooks logo


Wikibooks is an open content collection of non-fiction books (especially textbooks) that anyone can edit.

[CC BY-SA 3.0 license, see Terms of Use]