Open-access availability for 120M+ scholarly articles via the Unpaywall API
Free
5 servers across research. The largest is Unpaywall.
Research
5
servers published
1 category
8k
downloads
counted by the registries
0
followers
told when a release lands
5 of 5
security-scanned
servers with a scan grade
5 MCP servers, most downloaded first. 5 of 5 are free to start.
Search and retrieve scholarly metadata from the Crossref REST API
Free
Search Scopus abstracts, authors, and export citations via Elsevier API
Free
Search ORCID researcher profiles, retrieve works, and export citations
Free
Search 200M+ papers, authors, citations, and recommendations via Semantic Scholar
Free
Authentication
0 of 5 use OAuth
The rest either hold an API key issued by the publisher or ask for nothing.
Support
Community publisher
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