MCP Servers

Qdrant

✓★ 1,500

Implement semantic memory layer on top of the Qdrant vector search engine

Qdrant MCP

✓★ 1,500

Semantic search using the Qdrant vector database.

Chroma

★ 567

Embeddings, vector search, document storage, and full-text search with the open-source AI application database

Redis MCP Server

✓★ 538

A natural language interface for agentic applications to manage and search data in Redis.

Elasticsearch/OpenSearch

★ 293

An MCP Server for interacting with Elasticsearch and OpenSearch clusters.

Milvus

★ 233

Search, Query and interact with data in your Milvus Vector Database.

pgEdge PostgreSQL MCP Server

★ 187

100% Open Source Enterprise PostgreSQL MCP with natural language queries, hybrid search (pgvector+BM25)

MCP MariaDB Server

★ 179

Manage and query MariaDB databases using the Model Context Protocol (MCP), with support for SQL and vector search.

mcp-1c

★ 134

1C:Enterprise integration — metadata, BSL code search, queries, event log, syntax reference. One Go binary, zero dependencies.

Discogs MCP Server

★ 114

Access the Discogs API for music cataloging, search, and other database operations.

ogham-mcp

★ 110

Persistent shared memory for AI agents. Hybrid search (pgvector + tsvector), knowledge graph, cognitive scoring - 97.2% Recall@10 on LongMemEval

EHR Tools with MCP and FHIR

★ 81

Search and query patient Electronic Health Record (EHR) data using SMART on FHIR.

LanceDB

★ 79

Interact with on-disk documents using agentic RAG and hybrid search via LanceDB.

Pinecone

✓★ 70

Connect AI tools with Pinecone projects to search, configure indexes, generate code, and manage data.

Chroma

★ 41

A vector database server powered by Chroma, enabling semantic document search, metadata filtering, and document management.

Engram

★ 40

Persistent memory layer for AI agents with semantic search, consolidation, and cross-session intelligence via MCP.

cowork-semantic-search

★ 28

Local semantic search over documents (txt, md, pdf, docx, pptx, csv). Fully offline, multilingual, hybrid vector + keyword search via LanceDB. No API keys, no cloud.

Qdrant Memory

★ 24

A knowledge graph implementation with semantic search powered by the Qdrant vector database.

MCP Memory libSQL

★ 24

A persistent memory system for MCP using libSQL, providing vector search and efficient knowledge storage.

Seq MCP Server

★ 21

Search and stream events from a Seq server.

ERDDAP MCP Server

★ 17

Access ERDDAP servers worldwide to search, discover, and retrieve oceanographic and environmental scientific datasets.

Local Context Memory MCP

★ 12

A production-ready persistent memory system for AI agents, offering searchable memory across sessions with semantic search and support for multiple database backends.

Scholar Feed

★ 9

MCP server for searching 600,000+ CS/AI research papers with citation graphs, full text, embeddings, and BibTeX.

LanceDB

★ 7

A vector database server for storing, searching, and managing vector embeddings.

Domainkits.com MCP

★ 4

Domain intelligence tools - NS reverse lookup, newly registered domain search and more

Tigris Data

★ 4

A serverless NoSQL database and search platform.

VikingDB

★ 4

A server for storing and searching data in a VikingDB instance, configurable via command line or environment variables.

MySQL MCP Server

★ 4

Provides AI agents with direct access to query, search, and analyze MySQL databases.

Octodet Elasticsearch MCP Server

★ 3

An MCP server for interacting with Elasticsearch clusters, enabling LLM-powered applications to search, update, and manage data.

memory-v2

★ 3

Brain-inspired persistent memory MCP server with hybrid BM25+vector search, ACT-R activation scoring, FadeMem decay, and knowledge graphs — 17 tools, fully local via Ollama, zero API keys.