ACSESS (Alliance of Crop, Soil, and Environmental Science Societies) - The American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America publish scholarly research, reference titles, and periodicals in support of the agronomy, crop, and soil science fields—timely and relevant content that is valuable to a wide range of audiences.
ARDBARK – ArdBark is a link finding service that points users to several ebooks. Unlike the alternatives in this list, it works as a repository to a variety of links found online and does not host any files on its servers. It features links to over 7000 ebooks of all categories and the ebooks themselves are split into free and non-free.
arXiv - Open access to over a million e-prints in Physics, Mathematics, Computer Science, Quantitative Biology, Quantitative Finance and Statistics
AU Press – An Open Access Press. AU Press is committed to making research and scholarship freely accessible through the publication of books and journals in open access. Our unique publishing model offers authors the opportunity to reach a wide readership and creates an innovative forum for the exchange of ideas.
AUTHORAMA - This simple to explore site lists completely free books from a variety of different authors. The site’s purpose is to bring public domain books from sites like Project Gutenberg into a form easily readable in a web browser. Featuring completely free books from a variety of different authors, collected here for you to read online or offline.
Bartleby.com - Internet publisher of literature, reference and verse providing free access to books in public domain.
BASE - one of the world's most voluminous search engines especially for academic web resources. BASE provides more than 240 million documents from more than 8,000 content providers. You can access the full texts of about 60% of the indexed documents for free (Open Access). BASE is operated by Bielefeld University Library.
Berghahn Open Access Titles – Berghahn Books is an independent publisher of distinguished scholarly books and journals in the humanities and social sciences.
Bibliomania - More than 2000 free texts, study guides and reference resources in novels, poetry and biograhies.
Book Tree - Free E-Books to download
CALISPHERE - Calisphere is your gateway to digital collections from California's great libraries, archives, and museums. Discover over 2,025,000 images, texts, and recordings. Watch an introductory video to learn more.
Cambridge University Press Textbooks - Access to 700 textbooks covering many different scientific fields.
Edward Elgar Publishing - Edward Elgar Publishing is a leading independent academic and professional publisher with a strong focus on the social sciences and legal fields. We publish 400 book and journal titles annually and have successfully created a prestigious list of over 7,000 titles.
IMF eLibrary - The International Monetary Fund's (IMF) eLibrary simplifies analysis and research with direct access to the IMF’s periodicals, books, working papers and studies, and data and statistical tools. You will find information and perspective on macroeconomics, globalization, development, trade and aid, technical assistance, demographics, emerging markets, policy advice, poverty reduction, and so much more.
IWA Publishing - IWA Publishing spreads knowledge about our most valuable resource, water, helping to improve global health and well-being. We publish a portfolio of 15 peer reviewed journals and 800 books, along with other information resources.
JSTOR - A not-for-profit organization helping the academic community use digital technologies to preserve the scholarly record and to advance research and teaching in sustainable ways.
OA Books - OA Books focuses on publishing open-access books in various research disciplines of the social sciences and humanities, including cultural anthropology, sociology, political science, history, philosophy, economics, education, management, arts, law, linguistics, and psychology. All published books are available to read, download, and share free of charge by the readers. We follow the Gold Open Access method of publishing.
Ology Press eBooks - Ologyonline is a leading publisher of online eBooks. Ology online publishing brings scientific information to an unlimited number of interested researchers, scholars, students, and the public, without usage fees and without restrictions.
Open Book Publishers - Open Book Publishers is an independent academic publisher, run by scholars who are committed to making high-quality research available to readers around the world. All books are published in hardback, paperback, pdf and e-book editions (subject to fee), but they also include a free online edition that can be read via the website or embedded anywhere.
Open Research Library - The Open Research Library (ORL) is planned to include all Open Access book content worldwide on one platform for user-friendly discovery, offering a seamless experience navigating more than 14,000 Open Access books.
Scientific Research Publishing (SCIRP) - Scientific Research Publishing (SCIRP) is one of the largest Open Access journal publishers. It is currently publishing more than 200 open access, online, peer-reviewed journals covering a wide range of academic disciplines. SCIRP serves the worldwide academic communities and contributes to the progress and application of science with its publication.
Springer Open Access Books - Springer is a leading global scientific, technical and medical portfolio, providing researchers in academia, scientific institutions and corporate R&D departments with quality content through innovative information, products and services.
Ubiquity Press - Ubiquity Press is an open access publisher of peer-reviewed academic journals and books, and next-generation institutional repositories. Our flexible publishing model makes open access affordable and enables researchers around the world to find and access the information they need, without barriers.
University of Michigan Press - Free access to scholarly e-books.
Chan Robles Virtual Law Library - This website is known to be the "Home of the Philippine On-line Legal Resources." It "features on the world wide web its Comprehensive Electronic Library on Philippine Legal Resources."
National Commission for the Culture and the Arts (NCCA) - Includes eBooks on Philippine history and culture.
Philippine Ebook Hub - Largest online library of Filipiniana e-books.