MCP connectors by io.github.cyanheads
GET /v1/connectors – MCP directory API referenceQuery 29,500+ World Bank development indicators for 200+ countries across 60+ years.
Resolve DOIs, search ~188M scholarly works, and fetch references via the Crossref REST API.
Access the OpenAlex academic research catalog — 270M+ publications.
Search and analyze global news coverage and US TV transcripts via the GDELT Project APIs.
Search PubMed/Europe PMC, fetch articles and full text (PMC/EPMC/Unpaywall), citations, MeSH terms.
Search PubChem compounds, properties, safety data, bioactivity, and cross-references.
Identify integer sequences by terms, search the OEIS, read formulas, programs, b-files, cross-refs.
Search ClinicalTrials.gov: find studies, retrieve results, match patients to candidate trials.
Search arXiv, fetch paper metadata, and read full-text content.
Query U.S. Census Bureau data, variables, and geography via MCP.
UN FAOSTAT global food & agriculture statistics over a local SQLite mirror, via MCP.
Track European Parliament procedures, MEPs, votes, documents, speeches, and questions.
Query UNHCR refugee, IDP, and stateless populations, asylum decisions, returns, and resettlement.
Search GBIF species taxonomy, occurrence records, datasets, and publishers.
Search DataCite datasets and software, fetch DOI metadata, trace relations, format citations.
Search and retrieve bioRxiv and medRxiv preprints — by DOI, date interval, or keyword — via MCP.
Search fossil occurrences, taxon ranges, diversity through deep time, and the geologic time scale.
Search CERN Open Data, fetch records, files, analysis environments, CMS good-run lists, HLT paths.
Resolve WoRMS marine species names; fetch classifications, synonyms, distributions, traits, and IDs.
WHO Global Health Observatory — 3,102 indicators across 194 member states.
Offline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons.
Search Stack Exchange questions, fetch Q&A threads as markdown, look up tag FAQs and user profiles.
Researcher profiles, works, affiliations, funding, and peer reviews from the ORCID registry.
Search and resolve Zenodo datasets, software, and publications by DOI; trace versions and funding.
Search INSPIRE-HEP papers, authors, experiments, HEPData records; get citation metrics and BibTeX.
Access FEC campaign finance data. Query data about candidates, money trails, and election filings.
Search GBIF species taxonomy, occurrence records, datasets, and publishers.