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Affordable Course Materials: Find Open Educational Resources

Finding OER

Mason OER Metafinder


OER Commons

Open Textbook Library (UMN)

Teaching Commons: Open Educational Resources from Leading Colleges and Universities

PDXOPEN: OPEN ACCESS TEXTBOOKS at Portland State University Library

Cornell Open: A Global Open Access Portal

Saylor Academy

Community College Consortium for Open Educational Resources

OPEN (Open Professionals Education Network)

Open Education Consortium

Utah Education Network OER for Middle School Courses

Lumen Learning

Open Education (SPARC)

Open Educational Resources (Wikipedia)

Open Educational Resources (Hewlett Foundation)

Open Course Library (Washington State)


Open Book Publishers

Informational Resources

A Guide To Making Open Textbooks with Students