Servers by cyanheads

Scanned where there is a package or repository to read, and every release diffed against the tool surface we already hold. Every figure on a card is counted from this marketplace's own rows.

145 MCP servers

Scanned where there is a package or repository to read — the grade is on each server's page
Works with Claude CodeBy cyanheads

Search PubMed/Europe PMC, fetch articles and full text (PMC/EPMC/Unpaywall), citations, MeSH terms.

872/day
Free

Protein research over UniProtKB — search by function, fetch curated records, map IDs, proteomes.

181/day
Free

Search USGS and EMSC seismic data — real-time feeds, event queries, and earthquake counts.

61/day
Free

Researcher profiles, works, affiliations, funding, and peer reviews from the ORCID registry.

61/day
Free

Search EU legislation, CJEU case law, and treaties; traverse CELLAR graph; browse EuroVoc concepts.

57/day
Free

Search and analyze global news coverage and US TV transcripts via the GDELT Project APIs.

55/day
Free

Resolve DOIs, search ~155M scholarly works, and fetch references via the Crossref REST API.

52/day
Free

Search arXiv, fetch paper metadata, and read full-text content.

49/day
Free

Mailchimp via MCP: draft, test, and send campaigns; manage audiences and subscribers; pull reports.

49/day
Free
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