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Agriculture Agriculture English
Biology Biology and Life Science English
Chemistry Chemistry English
Computer Science Information and Communication Technologies (ICTs) English
Economy Multi-Disciplinary Resources English
Education Education English
Engineering and Technology Technology and Engineering English
Free Online Resources (Science) Science English

Free Online Resources (Science)

African Journal Archive

The African Journal Archive is a retrospective digitization project of full-text journal articles published in Africa. Journal articles hosted on the Archive extend back to the first issue (if available) and end with the last pre-current issue (determined by the publisher). The website comprises over 700 issues and 150,000 pages of journal archives of academic, scholarly, institutional, museums, and professional research organizations in Africa. Online access to the archive is free of charge to Africa and the world.

Bioline International

Bioline International is a pioneer in the provision of open access to peer reviewed bioscience journals published in developing countries. These journals contain timely research on public health, international development, tropical medicine, food and nutritional security, and biodiversity. Bioline increases the visibility of this research by making it readily available to researchers across the world. Bioline is not a publisher, but an aggregator that provides a free platform for journals who wish to participate in the global open access movement.

De Gruyter Open

De Gruyter Open (formerly Versita) is one of the world’s leading publishers of open access scientific content. Today De Gruyter Open (DGO) publishes about 400 own and third-party scholarly journals across all major disciplines.

Indian Academy of Sciences

The prestigious peer-reviewed journals of the Indian Academy of Sciences are available online free to all users. Publications cover the physical sciences, life sciences, physics, mathematics, chemistry, earth and planetary sciences, plant sciences, animal sciences, and modern biology, materials science, astrophysics and astronomy, genetics plus the journal Resonance, aimed at improving the quality of science education and teaching.

International Institute for Applied Systems Analysis

A non-governmental research organization conducting inter-disciplinary scientific studies on environmental, economic, technological and social issues in the context of human dimensions of global change, the International Institute for Applied Systems Analysis' (IIASA) charter stipulates that all its research findings should be freely disseminated worldwide. The full-text of the iIIASA's publications can be downloaded from its website at no charge. The contents of this catalogue can be browsed by author, date, project, subject or type, or the required publication can be located using a simple keyword search. A free quarterly newsletter, Options, is also available. IIASA is a member of ICSU.


PeerJ is an Open Access publisher that makes access to research free to all and affordable to publish for researchers & their institutions.

PeerJ provides academics with two Open Access publication venues: PeerJ (a peer-reviewed academic journal) and PeerJ PrePrints (a 'pre-print server'). Both are focused on the Biological and Medical Sciences.

Public Library of Science (PLOS)

PLOS is a nonprofit publisher and advocacy organization founded to accelerate progress in science and medicine by leading a transformation in research communication. PLOS engages in Open Access advocacy, innovation, and publication of scientific research, making articles immediately available for everyone online, free of restrictions. The organization launched its first journal in 2003 and now publishes PLOS ONE, PLOS Biology, PLOS Medicine, PLOS Genetics, PLOS Computational Biology, PLOS Pathogens, and PLOS Neglected Tropical Diseases. PLOS is headquartered in San Francisco, CA with additional offices in Cambridge, UK

PubMed Central

PubMed Central is an open access web-based archive of journal literature for all of the life sciences. It is being developed by the National Center for Biotechnology Information (NCBI) at the U.S. National Library of Medicine (NLM).

SciELO Scientific Electronic Library Online

The objective of the site is to implement an electronic virtual library, providing full access to a collection of serial titles (from Brazil, Cuba and Chile in a broad range of subjects’ languages ie Portuguese, Spanish and English), a collection of issues from individual serial titles, as well as to the full text of articles. The access to both serial titles and articles is available via indexes and search forms. There are separate portals in Portuguese  and Spanish.

Cornel University Library (

Open access to 1,113,310 e-prints in Physics, Mathematics, Computer Science, Quantitative Biology, Quantitative Finance and Statistics

The SAO/NASA Astrophysics Data System

he SAO/NASA Astrophysics Data System (ADS) is a Digital Library portal for researchers in Astronomy and Physics, operated by the Smithsonian Astrophysical Observatory (SAO) under a NASA grant. The ADS maintains three bibliographic databases containing more than 11.8 million records covering publications in Astronomy and Astrophysics, Physics, and the arXiv e-prints. Abstracts and full-text of major astronomy and physics publications are indexed and searchable through the new ADS "Bumblebee" interface as well as the traditional "Classic" search forms. A set of browsable interfaces are also available.

ScieTech Connect

Your connection to science, technology, and engineering research information from the U.S. Department of Energy


Science, Technology and Medicine open access publisher. Publish, read and share novel research.


Geography Education English
Geology and Environment Education English
History Education English
Islamic Studies, Philosophy and Religions Humanities and Social Sciences English
Law Online Journals and Databases by Subjects, Political Science English Free
Law Online Journals and Databases by Subjects, Political Science English Free
Library and Information Science Library and Information Science English

Library of Congress- Library and Information Science Resources

This resources compiles free, full-text resources available on the Web for use by librarians, library technicians, and students in the field. Topics include: Online Subject Guides, Full-text Resources and Interlibrary Loan and Document Delivery. In addition, the Frequently Asked Questions page provides answers to a number of the most common library and information science questions received by the Library of Congress.