Discover Model Context Protocol servers from the official registry. Publisher metadata with transparent provenance — not a security certification.
3 512 records · Registry listing ≠ independent verification by NexIP
io.github.cyanheads/openlibrary-mcp-server
Search books and authors, fetch editions, browse subjects, and resolve cover images.
io.github.cyanheads/openfoodfacts-mcp-server
Barcode lookup, nutrition search, and product comparison for 3M+ crowd-sourced food products.
io.github.cyanheads/oeis-mcp-server
Identify integer sequences by terms, search the OEIS, read formulas, programs, b-files, cross-refs.
io.github.cyanheads/oecd-mcp-server
Search and query 1,500+ OECD statistical datasets via SDMX. Keyless.
io.github.cyanheads/obsidian-mcp-server
Read, write, search, and surgically edit Obsidian notes, tags, and frontmatter via MCP.
io.github.cyanheads/npi-providers-mcp-server
Search NPPES providers and resolve NUCC specialty codes via MCP over STDIO or Streamable HTTP.
io.github.cyanheads/noaa-climate-mcp-server
Search NOAA climate stations and datasets, fetch historical weather observations.
io.github.cyanheads/noaa-cdo-mcp-server
Search NOAA CDO stations and datasets, fetch historical weather observations.
io.github.cyanheads/nist-nvd-mcp-server
Search and audit NIST NVD CVEs by keyword, severity, CWE, CISA KEV status, and CPE.
io.github.cyanheads/nhtsa-vehicle-safety-mcp-server
Decode VINs, search recalls, complaints, crash ratings, and investigations.
io.github.cyanheads/musicbrainz-mcp-server
Search MusicBrainz artists, releases, works, labels; resolve ISRC/ISWC/barcode; fetch cover art.
io.github.cyanheads/met-museum-mcp-server
Search the Met collection, browse by department or update date, fetch full records and CC0 images.
io.github.cyanheads/libofcongress-mcp-server
Search LOC digital collections, Chronicling America newspapers (full OCR), and LC Subject Headings.
io.github.cyanheads/interpro-mcp-server
Search InterPro entries, map domains onto proteins and PDB structures, and scan raw sequences.
io.github.cyanheads/internet-archive-mcp-server
Search the Wayback Machine and IA library (40M+ items), fetch snapshots, item metadata, and text.
io.github.cyanheads/inaturalist-mcp-server
Search iNaturalist sightings, identification threads, phenology, and look-alike species.
io.github.cyanheads/ilostat-mcp-server
Search ILOSTAT labour indicators, query and compare series, build country profiles, run SQL.
io.github.cyanheads/hn-mcp-server
Browse Hacker News feeds, threads, and user profiles with full-text search.
io.github.cyanheads/gutenberg-mcp-server
MCP server for Project Gutenberg: 78,000+ public-domain ebooks with full plain-text retrieval.
io.github.cyanheads/guardian-mcp-server
Guardian Open Platform: search and retrieve full article text from The Guardian archive.
