Use this guide to find the best databases to use in different subject areas.

Articles & more!

  • BioMed Central - Over 290 quality peer-reviewed journals in Biology, Clinical Medicine and Health.
  • DASH (Digital Access to Scholarship at Harvard)  - A central, open-access repository of research by members of the Harvard community.
  • Directory of Open Access Books (DOAR) - 8171 Academic peer-reviewed books and chapters from 217 publishers
  • Directory of Open Access Journals  - DOAJ is a community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals.
  • Grey Source Index  A comprehensive index of gray literature resources available on the web
  • Internet Archive - is a non-profit library of millions of free books, movies, software, music, websites, and more.
  • JURN - Advertised as "a unique search engine primarily dedicated to indexing free and 'open access' ejournals in the arts and humanities". View their news and FAQS to learn more.
  • MERLOT II - Over 40,000 freely-accessible materials in 19 different material type categories
  • MyJSTOR - Sign up and read up to six free JSTOR articles per month!
  • OER Commons - Open access textbooks
  • OpenCourseWare - MIT's course materials.
  • OpenStax - Rice University's free online textbooks.
  • Project Gutenberg - Project Gutenberg offers over 50,000 free ebooks: Download them or read them online.
  • PubMed - PubMed comprises more than 27 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text content from PubMed Central and publisher web sites.
  • PubMed Central - PubMed Central® (PMC) is a free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM). The content of PMC is also included in PubMed.
  • ProQuest Open Access Dissertations - ProQuest Dissertations and Theses Open Access. The authors of these dissertations and theses published their works 'open access' to make them available free of chrage.
  • Public Library of Science (PLoS) - PLOS is a nonprofit organization created to serve the interests of scientists and the public good. In contrast to more closed publication models, openness inspires how we think about science and publishing.