Unpaywall: An open database of 20 million free scholarly articles
Harvests Open Access content from over 50,000 publishers and repositories, and make it easy to find, track, and use.
Harvests Open Access content from over 50,000 publishers and repositories, and make it easy to find, track, and use.
Harvest Open Access content from over 50,000 publishers and repositories, and make it easy to find, track, and use.
The world’s largest collection of open access research papers
The first pirate website in the world to open mass and public access to tens of…
Free, legal research articles delivered instantly or automatically requested…
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The world's largest hand-curated directory of tools and resources for researchers and academicians. Created by academicians for academicians.
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