Is a vast archive of published articles that you can search for free. Constantly updated, it contains articles dating back to 1998 from more than 300 magazines and journals.
Is dedicated to the promotion of free access to medical journals over the Internet. It lists a large number of medical journals that currently provide free full-text access on the WWW.
It enables you to search specifically for scholarly literature, including peer-reviewed papers, theses, books, preprints, abstracts and technical reports from all broad areas of research. Use Google Scholar to find articles from a wide variety of academic publishers, professional societies, preprint repositories and universities, as well as scholarly articles available across the web.
Over 15 million articles from over 4,500 PubMed journals, including 939,111 free full text articles and from 868 High Wire hosted journals. Covering several subject areas.
Khan Academy is an American non-profit educational organization created in 2008 by Salman Khan, with the goal of creating a set of online tools that help educate students. The organization produces short lessons in the form of videos. Its website also includes supplementary practice exercises and materials for educators. All resources are available for free to users of the website and app.
Lists of open access journals with different categories, such as: Computer Science, Mathematics, Business, Economics, history, and Statistics
This Living Library is a principal hub of the LibreTexts project, which is a multi-institutional collaborative venture to develop the next generation of open-access texts to improve postsecondary education at all levels of higher learning. The LibreTexts approach is highly collaborative where an Open Access textbook environment is under constant revision by students, faculty, and outside experts to supplant conventional paper-based books.
(Multimedia Education Resource for Learning and Online Teaching) is an online repository and international consortium of institutions (and systems) of higher education, industry partners, professional organizations and individuals. MERLOT partners and members are devoted to identifying, peer reviewing, organizing and making available existing online learning resources in a range of academic disciplines for use by higher education faculty and students
MIT OpenCourseWare (MIT OCW) is an initiative of the Massachusetts Institute of Technology (MIT) to publish all of the educational materials from its undergraduate– and graduate-level courses online, freely and openly available to anyone, anywhere. The project was announced on April 4, 2001 and uses Creative Commons Attribution-NonCommercial-ShareAlike license. The program was originally funded by the William and Flora Hewlett Foundation, the Andrew W. Mellon Foundation, and MIT. Currently, MIT OpenCourseWare is supported by MIT, corporate underwriting, major gifts, and donations from site visitors. The initiative inspired a number of other institutions to make their course materials available as open educational resources.
The National Archives and Records Administration (NARA) is the nation’s record keeper. Of all documents and materials created in the course of business conducted by the United States Federal government, only 1%-3% are so important for legal or historical reasons that they are kept by us forever.