African Journals Online (AJOL)
Provides access to African-published research papers and journals and increases worldwide knowledge of indigenous scholarship.
Publishes a number of peer-reviewed, open access journals on all major disciplines of science, medicine, technology and social sciences.
Provides open access to quality research journals on health related matters published in developing countries.
Contains free downloadable e-books and textbooks on a variety of subjects such as accounting, economics, finance, engineering, IT, programming, languages, marketing, law, statistics, mathematics, natural sciences and management.
Econpapers Provides access to a large collection of on-line Economics working papers, journal articles and software.
An Open Research publishing platform for life scientists, offering immediate publication of articles and other research outputs without editorial bias. All articles benefit from transparent peer review and the inclusion of all source data.
Free Full PDF
The aim of FreeFullPDF.com is to increase the visibility and ease of use of open access scientific journals, theses, posters and patents. All scientific subjects are covered and all content are freely available in PDF format.
Free Medical Journals Provides access to free medical journals on a variety of medical topics such as medical biology, cardiology, endocrinology, infectious diseases, genetics, microbiology, neurology, oncology, physiology and many more.
Provides a simple way to broadly search for scholarly literature. You can search across many disciplines and sources: articles, theses, books, abstracts and court opinions, from academic publishers, professional societies, online repositories, universities and other web sites.
IDEAS is a bibliographic database dedicated to Economics It indexes over 2,800,000 items of research, including over 2,600,000 that can be downloaded in full text.
AGRICOLA Agricultural Produced by the United States National Agricultural Library. Free access provided by NAL.
Analytical sciences digital library.
National Science Digital Library and the Analytical Chemistry Division of the American Chemical Society
Physics, Mathematics, Computer science, Nonlinear sciences, Quantitative biology and Statistics
All civil engineering disciplines including structural engineering, geotechnical engineering, transportation engineering, construction engineering,etc