| Open Access e-Book Collections | Descriptions |
| 1. | Directory of Open Access Books | Discovery service that points to Open Access books that can be found elsewhere.Consist of 15770 Academic peer-reviewed books and chapter from 308 publisher. |
| 2. | Feedbooks public domain ebook | Discover thousands of free public domain ebooks, that you can read on any mobile device. |
| 3. | Freebook for Doctor | Provides list of freely available medical ebooks on the Internet. |
| 4. | FreeComputerBooks.com | Consists of a huge collection of Free online Computer, Programming, Mathematics, Engineering, and Technical Books, Lecture Notes and Tutorials. It is very well categorized by topics, with 13 top level categories, and over 200 sub-categories. |
| 5. | MERLOT open access textbook | MERLOT provides indexes to thousands of open access textbook. |
| 6. | Open Textbook Library | Open textbooks are textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed. These books can be downloaded for no cost, or printed at low cost. All textbooks are either used at multiple higher education institutions; or affiliated with an institution, scholarly society, or professional organization. |
| 7. | Open Textbook site from British Columbia | B.C. Open Textbook provides electronic textbooks for Arts, Business, Education, Health science, Recreation/Tourism, Sciences, Social Sciences, Trades and etc. |
| 8. | Z-Library | Online libraries which contains over 4,800,000 books and 75,300,000 articles. |
