 |
UC-wide library catalog, including books, journal articles, newspapers, dissertations, primary sources, government documents, and more. |
In the search results, under Availability, you can limit your results to open access materials. |
 |
Database of 100 million+ publications, including articles, books and chapters, conference proceedings and preprints. Records are linked to cited/citing articles, funding, and patents. Some richer advanced searching options than you'll find in Google Scholar. |
When you view the results page, the last limit on the left allows you to filter results by OA materials. |
 |
Database of more 225+ million scholarly works, 127+ million patents. |
You can limit results by OA. |
 |
AI-powered database of more than 200 million papers. You can create a free account to set up email alerts, generate feeds for new paper recommendations, and save papers to your "library." |
No, but OA articles are identified in the search results. |
 |
PubMed includes 32 million citations and abstracts from the biomedical literature (and related disciplines) |
You can limit results to "Free Full Text," which includes the PubMed Central database of final accepted manuscripts for NIH-funded research. |
 |
Indexes education research and information resources, including journals, books, conferences, reports, dissertations, etc. |
You can limit results to free, full-text materials in ERIC, though this may not skew heavily toward journal articles. |
 |
Open database indexing the mathematical literature, more than 4.4 million bibliographic entries with abstracts or reviews from journal articles and books. The PDFs within the database are the abstracts/reviews, not the articles. |
No option to limit results by OA. |
 |
SEARCH is the USDA Library's search tool, indexing more than 8 million records covering all aspects of agriculture and related disciplines. Includes AGRICOLA |
In the search results, under Availability, you can limit your results to open access materials. |
 |
Indexes more than 15 million records covering publications in astronomy and astrophysics, physics, and general science, including all arXiv e-prints. |
You can limit to open access content by including property:openaccess in the search. |
