Open Access Button--search for free, open access articles from over 1 million items in rights' free repositories. You can search by article URL, Digital Object Identier (DOI), article title, or citation. A Firefox browser extension is also available.
If you don't find what you need under the tab for your program, be sure to check out the For Everyone tab. Browse under the other degree programs, too.
provides a growing catalog of free, peer-reviewed, and openly-licensed textbooks. The Open Textbook Library is supported by the Center for Open Education and the Open Textbook Network (OTN). PASCAL, the South Carolina academic library consortium, is an OTN partner.
Open source textbooks that are written by professional content developers who are experts in their fields and undergo a rigorous peer review process. All textbooks meet standard scope and sequence requirements.