Discover Model Context Protocol servers from the official registry. Publisher metadata with transparent provenance — not a security certification.
2 138 records · Registry listing ≠ independent verification by NexIP
io.github.mrfentmen/isbndb-mcp
ISBNdb books: lookup by ISBN, search, batch lookup. Needs API key.
io.github.mrfentmen/interpro-mcp
InterPro protein families and domains: search entries and find the domains in one protein - keyless.
io.github.mrfentmen/inspire-hep-mcp
INSPIRE-HEP particle physics literature: search papers, read records and find authors - keyless.
io.github.mrfentmen/inaturalist-mcp
Search species and recent observations from iNaturalist. No key required.
io.github.mrfentmen/ifdb
Interactive Fiction Database: search text adventures and read one game's details.
io.github.mrfentmen/ifandco-mcp
Query the IF & Co. catalog: search custom pendants, chains, rings and bracelets, newest arrivals.
io.github.mrfentmen/icebox-mcp
Query the Icebox Diamonds & Watches catalog: search diamond jewelry and watches.
io.github.mrfentmen/icd10-mcp
Search and validate ICD-10-CM diagnosis codes from the US NLM clinical tables - keyless.
io.github.mrfentmen/hts-tariff-mcp
US Harmonized Tariff Schedule from the USITC: look up a tariff code, search descriptions, walk a.
io.github.mrfentmen/hpo-mcp
Search HPO phenotype terms, read definitions and explore the phenotype hierarchy - keyless.
io.github.mrfentmen/hikingproject-mcp
Hiking trails: nearby search and lookup.
io.github.mrfentmen/hgnc-mcp
HGNC gene nomenclature: search genes by symbol, alias or id, and read approved names
io.github.mrfentmen/hackernews-mcp
Hacker News: front page, new and best feeds, item detail, user profiles, full-text search.
io.github.mrfentmen/hacker-news-mcp
Hacker News in one place: top, jobs, ask, item lookup, and Algolia search. No key required.
io.github.mrfentmen/gutendex-mcp
Project Gutenberg book search (Gutendex).
io.github.mrfentmen/guru-mcp
Guru knowledge base search and collections.
io.github.mrfentmen/guardian-mcp
News and article search from The Guardian. No key required.
io.github.mrfentmen/gpodder-mcp
Keyless MCP server for the gPodder podcast directory: search podcasts, top charts, tags, feeds...
io.github.mrfentmen/google-fonts-mcp
Query the Google Fonts Developer API: font list, search, family details.
io.github.mrfentmen/google-books-mcp
Query Google Books: volume search and details with covers, pages, categories.
