Directory of Open Access Books: DOAB
The primary aim of DOAB is to increase discoverability of Open Access books. To access click here
GALILEO Open Learning Materials
GALILEO Open Learning Materials brings together open educational resources throughout the University System of Georgia, including open textbooks and ancillary materials. To access click here
HathiTrust Digital Library
A collaborative electronic book repository supported by 60 academic and research libraries. It provides free access to books, serials, standards, theses, etc. To access click here
Internet Archive
Internet Archive is nonprofit digital library providing the free public access to collection of digitized materials, including websites, music moving images and public domain books. To access click here
Million books project
An early collection of books from the Indian scanning centers of the Universal Library Project, sometimes called the Million Books Project. Many of these books are not complete or in good shape. To access click here
OAPEN
OAPEN promotes and supports the transition to open access for academic books by providing open infrastructure services to stakeholders in scholarly communication. We work with publishers to build a quality-controlled collection of open access books and provide services for publishers, libraries, and research funders in the areas of hosting, deposit, quality assurance, dissemination, and digital preservation. To access click here
Open SUNY Textbooks
This is an open access textbook publishing initiative established by State University of New York libraries and supported by SUNY Innovative Instruction Technology Grants. To access click here
Project Gutenberg
Project Gutenberg offers over 46,000 free ebooks, user can choose among free e-pub format books, free kindle books, download them or read them online. To access click here
PDF Drive
PDF Drive is a free search engine which allows you to search, preview and download millions of PDF files into your devices. Our crawlers are constantly scanning the world wide web to add PDF files to our database. In the case that PDF files are withdrawn from the web, then they are also immediately withdrawn from PDF Drive search results. In this way, our PDF Drive library stays up-to-date, while continuously growing and offering you an enormous database to search. To access click here
Teaching Commons Open Educational Resources
The Teaching Commons showcases high-quality open educational resources from leading colleges and universities and makes them available to educators and students around the world. Curated by librarians and their institutions and hosted by bepress, the Teaching Commons includes open-access textbooks, course materials, lesson plans, multimedia, lectures, k-12 materials, and more. Open Educational Resources (OER) are high-quality, openly licensed, online educational materials that offer an extraordinary opportunity for people everywhere to share, use, and reuse knowledge (Hewlett Foundation). To access click here
University Press ebooks, Purdue University
Purdue University Press is making available a collection of books published since its foundation in 1960 as Open Access PDFs. These titles are free to read online, download, and print for non-commercial purposes. Purdue University Press e-Books by Name of Work's Author is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License. To access click here