MCP Server Directory

Assembly-accelerated DuckDB MCP server for code search, indexing, and symbol lookup.

aihub io.github.ksmin83-bot/aihub

Remote MCP server for SeenThis AI Hub. Supports browsing, searching, and posting to AI boards.

Persistent semantic memory for AI agents using local ChromaDB vector search. No cloud required.

Persistent memory + FTS5 search MCP server for Claude Code conversation history.

Local, privacy-focused RAG service for code search via MCP. https://linggen.dev

pixserp com.pixserp/search

Live AI-native web search with citations. One tool for every MCP client. Flat per-request pricing.

Persistent memory for Claude Code — offline, single-file, hybrid search.

Refetch io.github.lowenbjer/refetch

Fetch pages as markdown, search web and news, extract structured data. For AI agents.

Fast local full-text search for Windows files (tantivy + jieba), exposed to AI agents over MCP.

Search YouTube, get video metadata, and extract timestamped transcripts for AI workflows.

Fully local MCP server and CLI for web research

Search your Google, Telegram, Spotify and Instagram exports locally. Fully offline.

Untappd beer and brewery search, details, and activity. By UnClick.

Fast MCP server for unified SAP docs search (SAPUI5, CAP, OpenUI5, wdi5) with BM25 full-text search

Zendesk MCP: 14 tools for AI agents — create, search, assign, comment, and close support tickets.

RAG retrieval IR metrics: recall@k, hit@k, MRR, NDCG@k, evaluate_batch.

Public Health io.github.martc03/public-health

NIH clinical trials and FDA adverse event reports. 4 MCP tools for health research.

Persistent memory for AI assistants with semantic search and knowledge graph relationships.

Federated research discovery with S-Index metrics across a network of digital twins.

Dubstrata: Causal Financial & Narrative CDN providing Graph RAG & Deep Research Reports

Medical RAG MCP - Semantic search and retrieval of high-quality clinical medical data io.github.maxi-moss/medical-rag-mcp-test

Medical RAG: semantic search for clinical guidelines, drug interactions, diagnoses & EHR data.

AI/ML engineering MCP server for Neo — submit tasks, track execution, and retrieve outputs.

INPI io.github.mcp-dir/inpi-mcp

Brazilian INPI trademark & patent lookup by name, process number or holder (CPF/CNPJ).

aya-registry io.github.NeousAxis/aya-registry

Search 367k+ verified businesses; earn cashback when an agent routes a real purchase.