Free Open Education Materials

Achieving Affordable Materials through… Free Open Education Materials

There are many online “libraries” of free open education sources.  

  • What does Open Education mean?  Open Education Resources (OERs) are educational materials in the public domain with an “open” license so that anyone can legally and freely copy, use, adapt, and re-share them.

Find a Resource:  Below are our top 5 site picks.  

As with all libraries, the collections overlap.

  • COOL4ED is a California Open Online Library with eTextbooks and other course materials from CSU’s Merlot website as well as other sites.
  • OpenStax is a nonprofit educational initiative based at Rice University with many peer-reviewed OER textbooks
  • Open Textbook Library is an online library of textbooks (as it says) supported by the Open Textbook Network of universities, libraries, and other contributors.
  • OER Commons is a library textbooks and materials for all levels of education supported by the Institute for the Study of Knowledge Management in Education, a nonprofit organization.
  • OpenEd is a British Columbia University System library of OER textbooks.

Is a Resource Right for you?

Use this checklist to help you evaluate the suitability of the sources you find.

There are many checklists on the internet so, if this doesn’t capture everything you need, just Google It!


Email Justin Lipp, ( Director of Center for Teaching & Educational Technology (CTET).