MCP Server Directory

MCP server for Travelpayouts API -- flight search, popular routes, price calendar.

MCP server for VK API — wall posts, news search, users, groups. 4 tools.

MCP server for Yandex.Webmaster API — hosts, search queries, indexing status. Bearer token auth.

Real-time SEC Form 4 insider trading + Form 144 & 13F-HR data. 27 tools + 6 research prompts.

AI threat hunting & incident response for Elasticsearch/OpenSearch with endpoint & network forensics

Drug & supplement lookup and interaction checks from free U.S. government health data.

Cognitive memory for AI agents — semantic search, Hebbian learning, knowledge graphs.

Local-first AI memory with knowledge graphs and hybrid search. 17+ AI tools via MCP. Free.

Search Polish public tenders (BZP + TED) — 800k+ tenders, profiles, statistics, glossary.

Research Mcp io.github.varvararatta/research_mcp

MCP server for Research

EGRUL/EGRIP company registry lookup for Russian legal entities and entrepreneurs.

MCP server for Russian Rosreestr cadastral data: lookup by number, address or coordinates.

SEO and AI-answer visibility intelligence for search, content gaps, and GEO actions.

Ukrainian grammar/surzhyk check + authentic-rendering lookup. Wraps ukr.vitalinguist.com API.

Read-only Mac Calendar MCP server with indexed archive search.

Patent Connector dev.patent/patent

Search patents & trademarks from EPO, USPTO & DPMA: claims, legal status, prosecution, PTAB

Mac Mail MCP server with full-coverage FTS5 body search for local Apple Mail.

Semantic code retrieval engine with hybrid search, context expansion, and 40+ language support.

IA-Asso.fr — French Associations Registry io.github.wellknownmcp/ia-asso

Search 1.26M+ active French associations (official RNA registry, 10 tools, premium & RUP filters)

Query alive-analysis history from any AI client. Tools: list, get, search, dashboard export.

openclaw-agent-tools io.github.baronsengir007/openclaw-agent-tools

Weather, code search, currency & Solana trust scoring as MCP tools. Free, no API key needed.

SearchStack dev.searchstack/searchstack

Agent-driven search: build, import, tune, search, and score result quality — all over MCP.

Filtrous MCP Catalog Server com.filtrous/mcp-catalog

Search Filtrous lab-filtration products by spec, get prices, and request quotes from your AI agent.

Shirabe Japan Data Hub dev.shirabe/hub

Japan data tools for AI agents: calendar (rokuyo), address, name splitting, corporate number lookup