MCP Server Directory

wikidata-mcp-server io.github.cyanheads/wikidata-mcp-server

Search and fetch Wikidata entities, execute SPARQL queries, and resolve external identifiers.

npi-providers-mcp-server io.github.cyanheads/npi-providers-mcp-server

Look up US healthcare providers in the NPPES NPI registry and resolve NUCC specialty codes.

gutenberg-mcp-server io.github.cyanheads/gutenberg-mcp-server

MCP server for Project Gutenberg — 75,000+ public-domain ebooks with full plain-text retrieval.

Bitcoin Ordinals MCP Server — inscriptions, runes, BRC-20, collections & rare sats

agent-audit-logger-mcp io.github.CSOAI-ORG/agent-audit-logger-mcp

Hash-chained HMAC-signed audit log MCP for A2A (agent-to-agent) calls. Every tool-call, agent-ha...

Symbiotic CLI MCP Server for security scanning and analysis

Crypto market data via CoinGecko — prices, markets, history, trending, and deep coin metadata.

cdc-health-mcp-server io.github.cyanheads/cdc-health-mcp-server

Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk.

courtlistener-mcp-server io.github.cyanheads/courtlistener-mcp-server

Search US court opinions, federal dockets, judges, citations, and oral arguments via CourtListener.

Search and retrieve bioRxiv and medRxiv preprints — by DOI, date interval, or keyword — via MCP.

agent-commerce-payments-mcp io.github.CSOAI-ORG/agent-commerce-payments-mcp

Agent Commerce Payments MCP Server by MEOK AI Labs

AI personas navigate your web app in real browsers, find bugs and UX issues. No scripts needed.

Send physical mail with Solana cryptocurrency - AI agents can send real letters worldwide

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

aviation-weather-mcp-server io.github.cyanheads/aviation-weather-mcp-server

Fetch METARs, TAFs, PIREPs, and SIGMETs/AIRMETs from the NWS Aviation Weather Center.

Synlake — Cloud Infrastructure for AI Agents io.github.Synlake-ai/mcp-server

Compare, estimate, and deploy cloud infrastructure across AWS, GCP, and Azure for AI agents.

Vietnam stock MCP: TA signals, Z/F/M scores, foreign flow, whale detection. 2000+ VN stocks.

Tamper-evident attestation tools for AI agents — on-chain receipts on Hedera Hashgraph mainnet.

A label property graph on SQLite/Postgres with multi-ontology routing and a gated MCP server.

agent-content-watermark-mcp io.github.CSOAI-ORG/agent-content-watermark-mcp

Agent Content Watermark MCP — dedicated EU AI Act Article 50(2) GenAI watermarking. Visible +

IBM watsonx.ai MCP server for Claude integration

Web design analysis with 26 MCP tools: layout, motion, quality, semantic search via pgvector

eur-lex-mcp-server io.github.cyanheads/eur-lex-mcp-server

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

Lints PostgreSQL migrations for dangerous locking operations and suggests safe rewrites.