Open Journals & Textbooks
Textbooks
- Bookboon.com
- College Open Textbooks
- Community College Consortium for Open Educational Resources Open Textbooks
- Curriki
- FreeBooks4Doctors
- FreeTechBooks
- Global Textbook Project
- National Academies Press
- OER Commons
- Open Culture
- Open Textbooks: Catalog
- Open Text Library
- OpenStax
- Project Gutenberg
- ScienceDirect
- SpringerOpen
- Textbook Revolution
- Wikibooks
- Worldwide Mathematics