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Open Educational Resources (OER)

Resources for finding open and sustainable teaching and learning materials.

Places to Find OERs

Use the ISBN of Your Current Textbook to Find Free Alternatives

CSU Affordable Learning Solutions

Discipline Specific OERs

Are you interested in working to curate the best OER for your discipline? Help us make this page better and send your favorite resources to

The HSU Sustainable Learning initiative is aimed at supporting faculty adopting or creating OER. Participants are provided with support from the Library and College of eLearning- become part of the campus community working on creating and adopting OER, and earn a $300 stipend for participating. Find out more at

Creative Commons Licensing 101

Most Open Educational Resources have Creative Commons licenses, which allows you to use the content freely- but there are some requirements to be mindful of. Watch for these different types of restrictions:

Choosing a Creative Commons License

Creating an OER and don't know how to license your content? Take a look at these useful resources from