Popular MCP Servers

CPersonaofficial
Knowledge & Memory Vector Databases Local
Cloto-dev
A
security
A
license
A
quality
Persistent AI memory server with 3-layer hybrid search (vector + FTS5 + keyword), confidence scoring via Reciprocal Rank Fusion, episodic/profile memory, and 16 tools. Zero LLM dependency. Works standalone with Claude Desktop and Claude Code. MIT licensed.
Last updated 2026-04-08
16
1
MIT
Zilliz MCP Serverofficial
Vector Databases RAG Systems Databases
zilliztech
A
security
A
license
-
quality
Enables AI agents to interact with Milvus vector databases and Zilliz Cloud through natural language, allowing users to create clusters, manage collections, insert vector data, and perform semantic searches directly from their AI assistants.
Last updated 2025-07-03
16
32
Apache 2.0
Vectorizeofficial
RAG Systems Vector Databases Search
vectorize-io
A
security
A
license
-
quality
Vectorize MCP server for advanced retrieval, Private Deep Research, Anything-to-Markdown file extraction and text chunking.
Last updated 2026-04-07
12
105
MIT
Baidu Vector Database MCPofficial
Vector Databases RAG Systems Hybrid
baidu
A
security
A
license
-
quality
A server that provides access to Baidu Cloud Vector Database functionality through the Model Context Protocol, enabling LLM applications to perform vector searches and database operations via natural language.
Last updated 2025-05-08
14
3
Apache 2.0
PinRAG
RAG Systems Vector Databases Developer Tools
ndjordjevic
A
security
A
license
A
quality
RAG MCP server for PDFs, YouTube, GitHub repos, and Discord exports. Index documents and query with citations via LangChain and Chroma.
Last updated 2026-04-10
5
MIT
Astra DB MCP Serverofficial
Databases Agent Orchestration Vector Databases
datastax
A
security
A
license
-
quality
A Model Context Protocol server that allows Large Language Models to interact with Astra DB databases, providing tools for managing collections and records through natural language commands.
Last updated 2026-01-26
16
20
39
Apache 2.0
ArcadeDB Multi-Model DBMSofficial
Databases Vector Databases RAG Systems
ArcadeData
A
security
A
license
-
quality
ArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, MongoDB and Redis. ArcadeDB is a conceptual fork of OrientDB, the first Multi-Model DBMS. ArcadeDB supports Vector Embeddings.
Last updated 2026-04-13
10
797
Apache 2.0
RecallNest
Knowledge & Memory Vector Databases Local
AliceLJY
A
security
A
license
A
quality
Persistent memory MCP server for AI coding agents (Claude Code, Codex, Gemini CLI). Hybrid retrieval (vector + BM25), cross-encoder reranking, knowledge graph, session checkpoint/resume, and multi-scope isolation. Local-first with LanceDB.
Last updated 2026-04-12
25
113
8
MIT
Chroma MCP Serverofficial
Vector Databases RAG Systems Knowledge & Memory
chroma-core
A
security
A
license
-
quality
A server that provides data retrieval capabilities powered by Chroma embedding database, enabling AI models to create collections over generated data and user inputs, and retrieve that data using vector search, full text search, and metadata filtering.
Last updated 2025-09-17
13
532
Apache 2.0
Redis MCP Serverofficial
Databases RAG Systems Vector Databases
redis
A
security
A
license
-
quality
The official Redis MCP Server is a natural language interface designed for agentic applications to efficiently manage and search data in Redis.
Last updated 2026-04-10
45
471
MIT
mcp-server-qdrantofficial
Vector Databases RAG Systems Knowledge & Memory
qdrant
A
security
A
license
-
quality
This repository is an example of how to create a MCP server for Qdrant, a vector search engine.
Last updated 2026-03-31
2
1,318
Apache 2.0
Pinecone Developer MCPofficial
RAG Systems Vector Databases Developer Tools
pinecone-io
A
security
A
license
-
quality
Pinecone Developer MCP
Last updated 2026-04-08
1
5,856
63
Apache 2.0
Connapse
RAG Systems Knowledge & Memory Vector Databases
Destrayon
A
security
A
license
-
quality
Self-hosted knowledge backend for AI agents. Provides 11 MCP tools for hybrid vector + keyword search, container-isolated knowledge bases, and 4 storage connectors (S3, Azure Blob, MinIO, filesystem). Built with .NET, runs via Docker.
Last updated 2026-04-12
1
11
8
MIT
ChainFETCH MCP Serverofficial
Vector Databases Blockchain RAG Systems
chainfetch
A
security
A
license
-
quality
Enables AI-powered analysis of Ethereum blockchain data through semantic search, natural language queries, and structured filtering. Provides comprehensive access to addresses, transactions, blocks, tokens, and smart contracts with real-time blockchain intelligence.
Last updated 2025-08-23
26
7
1
MIT
memento-mcp
Knowledge & Memory Databases Vector Databases
gannonh
A
security
A
license
-
quality
Scalable, high-performance knowledge graph memory system with semantic search, temporal awareness, and advanced relation management.
Last updated 2025-10-27
17
16
413
MIT
eips-mcp
Vector Databases Blockchain Autonomous Agents
kukapay
A
security
A
license
-
quality
An MCP server for providing semantically related Ethereum Improvement Proposals (EIPs) to AI agents.
Last updated 2025-07-04
1
2
MIT
My Finance MCP Server
Finance Vector Databases Search
xinrong-meng
A
security
A
license
-
quality
Enables Claude to store and query personal finance transactions using semantic search. Transactions are persisted in ChromaDB and JSON, allowing natural language questions about spending trends and portfolio allocations.
Last updated 2025-11-16
4
MIT
Enterprise Code Search MCP
Code Analysis Search Vector Databases
damian-pramparo
A
security
A
license
-
quality
Enables semantic code search across local projects and Git repositories using AI embeddings with ChromaDB. Supports both OpenAI and local Ollama models for private, enterprise-ready code analysis and similar code discovery.
Last updated 2025-09-17
4
3
MIT
MCP Memory SQLite
Knowledge & Memory Vector Databases Databases
spences10
A
security
A
license
-
quality
Provides persistent memory and knowledge graph capabilities for AI assistants using local SQLite storage. Enables creating, searching, and managing entities, relationships, and observations with vector search support across conversations.
Last updated 2026-04-03
7
19
13
MIT
MCP Memory Service
Knowledge & Memory Vector Databases RAG Systems
doobidoo
A
security
A
license
-
quality
Provides semantic memory and persistent storage for Claude, leveraging ChromaDB and sentence transformers for enhanced search and retrieval capabilities.
Last updated 2026-04-10
3
1,627
Apache 2.0
Memory Box MCP Server
Vector Databases Knowledge & Memory RAG Systems
amotivv
A
security
A
license
-
quality
Cline MCP integration that allows users to save, search, and format memories with semantic understanding, providing tools to store and retrieve information using vector embeddings for meaning-based search.
Last updated 2025-09-22
12
9
MIT
dex-kline-mcp
Blockchain Web3 & Decentralized Tech Vector Databases
kukapay
A
security
A
license
-
quality
An MCP server that streams K-line (candlestick) data from decentralized exchanges (DEXs) to power your AI agents and workflows.
Last updated 2025-07-02
1
4
MIT
mcp-memory-libsql
Vector Databases Knowledge & Memory Hybrid
spences10
A
security
A
license
-
quality
A high-performance MCP server utilizing libSQL for persistent memory and vector search capabilities, enabling efficient entity management and semantic knowledge storage.
Last updated 2026-04-12
6
426
82
MIT
MCP Memory LibSQL
Vector Databases Knowledge & Memory RAG Systems
joleyline
A
security
A
license
-
quality
A high-performance, persistent memory system for the Model Context Protocol (MCP) providing vector search capabilities and efficient knowledge storage using libSQL as the backing store.
Last updated 2025-03-05
6
426
23
MIT
Chroma MCP Server
Vector Databases Agent Orchestration Local
privetin
A
security
A
license
-
quality
A Model Context Protocol server providing vector database capabilities through Chroma, enabling semantic document search, metadata filtering, and document management with persistent storage.
Last updated 2025-01-01
6
41
MIT
MCP MariaDB Serverofficial
Databases Vector Databases Hybrid
MariaDB
-
security
A
license
-
quality
An interface for managing and querying MariaDB databases that supports standard SQL operations alongside advanced vector and embedding-based search capabilities. It enables AI assistants to seamlessly integrate relational and vector data workflows through a standardized protocol.
Last updated 2026-03-09
160
MIT
MCP Memory
Knowledge & Memory Search Vector Databases
ddkang1
A
security
A
license
-
quality
An MCP server implementing memory solutions for data-rich applications using HippoRAG for efficient knowledge graph capabilities, enabling search across multiple sources including uploaded files.
Last updated 2025-06-03
1
MIT
CockroachDB MCP Server
Databases Developer Tools Vector Databases
amineelkouhen
A
security
A
license
-
quality
The CockroachDB MCP Server is a natural language interface designed for agentic applications and LLMs to manage, monitor and query data in CockroachDB.
Last updated 2026-01-25
29
1
Python
MIT
mcp-ragdocs
RAG Systems Vector Databases Documentation Access
hannesrudolph
A
security
A
license
-
quality
An MCP server implementation that provides tools for retrieving and processing documentation through vector search, enabling AI assistants to augment their responses with relevant documentation context
Last updated 2025-07-18
18
256
MIT
Gemini RAG MCP Server
RAG Systems Vector Databases Knowledge & Memory
masseater
A
security
A
license
-
quality
Enables creation and querying of knowledge bases using Google's Gemini API File Search feature, allowing AI applications to upload documents and retrieve information through RAG (Retrieval-Augmented Generation).
Last updated 2026-02-02
3
1
6
MIT
CockroachDB MCP Server
Databases Developer Tools Vector Databases
amineelkouhen
A
security
A
license
-
quality
A natural language interface that enables LLMs and agentic applications to manage, monitor, and query data in CockroachDB through MCP (Model Content Protocol).
Last updated 2026-01-25
29
9
Python
MIT
MCP Svelte Docs Server
Vector Databases Documentation Access
spences10
A
security
A
license
-
quality
Enables vector similarity search and serving of Svelte documentation via the MCP protocol, with support for local caching and multiple llms.txt documentation formats.
Last updated 2026-04-03
1
1,315
124
MIT
kb-mcp-server
RAG Systems Vector Databases Knowledge & Memory
Geeksfino
A
security
A
license
-
quality
An MCP server aimed to be portable, local, easy and convenient to support semantic/graph based retrieval of txtai "all in one" embeddings database. Any txtai embeddings db in tar.gz form can be loaded
Last updated 2025-08-06
66
MIT
Typesense MCP Server
Vector Databases Search Databases
avarant
A
security
A
license
-
quality
A server that enables vector and keyword search capabilities in Typesense databases through the Model Context Protocol, providing tools for collection management, document operations, and search functionality.
Last updated 2025-05-15
14
7
MIT
memora
Knowledge & Memory RAG Systems Vector Databases
agentic-box
A
security
A
license
-
quality
Persistent memory with knowledge graph visualization, semantic/hybrid search, importance scoring, and cloud sync (S3/R2) for cross-session context management.
Last updated 2026-04-12
35
376
MIT
NebulaGraph MCP Server
Databases Knowledge & Memory Vector Databases
nebula-contrib
A
security
A
license
-
quality
A Model Context Protocol server implementation that enables LLMs to interact with NebulaGraph database for graph exploration, supporting schema understanding, queries, and graph algorithms.
Last updated 2025-03-17
5
27
Apache 2.0
Cloudscape Docs MCP Server
RAG Systems Vector Databases Documentation Access
praveenc
A
security
A
license
-
quality
Provides semantic search over AWS Cloudscape Design System documentation using natural language queries, enabling AI assistants to efficiently find and retrieve component documentation with token-efficient responses.
Last updated 2025-11-27
1
MIT
MemoVault
Knowledge & Memory Vector Databases RAG Systems
Blvckjs96
A
security
A
license
-
quality
A personal memory system that provides AI assistants with long-term memory capabilities through semantic search and vector storage. It enables Claude Code to store, retrieve, and manage personal context and project preferences using flexible LLM backends.
Last updated 2026-02-12
8
MIT
Memgraph MCP Serverofficial
Databases Vector Databases RAG Systems
memgraph
A
security
-
license
-
quality
A lightweight server implementation of the Model Context Protocol that connects Memgraph database with LLMs, allowing users to interact with graph databases through natural language.
Last updated 2025-05-16
1
25
MIT
Better Qdrant MCP Server
Vector Databases RAG Systems Search
wrediam
A
security
A
license
-
quality
A Model Context Protocol server that enables semantic search capabilities by providing tools to manage Qdrant vector database collections, process and embed documents using various embedding services, and perform semantic searches across vector embeddings.
Last updated 2025-12-16
4
27
3
MIT
Lindorm MCP Serverofficial
Vector Databases Databases Search
aliyun
-
security
A
license
-
quality
An example server that enables interaction with Alibaba Cloud's Lindorm multi-model NoSQL database, allowing applications to perform vector searches, full-text searches, and SQL operations through a unified interface.
Last updated 2025-04-23
3
Apache 2.0
Teradata MCP Server
Databases RAG Systems Vector Databases
blitzstermayank
A
security
A
license
-
quality
Enables AI agents and users to query, analyze, and manage Teradata databases through modular tools for search, data quality, administration, and data science operations. Provides comprehensive database interaction capabilities including RAG applications, feature store management, and vector operations.
Last updated 2025-10-22
39
MIT
MCP Power - Knowledge Search
RAG Systems Vector Databases Search
wspotter
A
security
A
license
-
quality
Enables semantic search across multiple knowledge datasets using FAISS vector embeddings, allowing natural language queries to find relevant documents with fast retrieval.
Last updated 2025-11-30
2
1
MIT
Workspace Qdrant MCP
Developer Tools Knowledge & Memory Vector Databases
ChrisGVE
A
security
A
license
-
quality
Project-scoped semantic workspace memory for AI coding assistants. Watches your project files and auto-indexes code and docs into Qdrant using tree-sitter semantic chunking and hybrid search (dense + sparse + RRF)
Last updated 2026-04-01
6
1
MIT
RAG Documentation MCP Server
RAG Systems Documentation Access Vector Databases
jumasheff
A
security
A
license
-
quality
Provides tools for retrieving and processing documentation through vector search, enabling AI assistants to augment their responses with relevant documentation context.
Last updated 2025-03-16
7
18
MIT
giskard-memory
Knowledge & Memory Vector Databases Autonomous Agents
giskard09
A
security
A
license
-
quality
Pay-per-use semantic memory for AI agents with cryptographic attestation. Vector embeddings with SHA256 commitment, secp256k1 signature, and Lightning invoice.
Last updated 2026-04-12
Apache 2.0
Local RAG
Knowledge & Memory RAG Systems Vector Databases
shinpr
A
security
A
license
-
quality
Privacy-first local document search using semantic search. Runs entirely on your machine with no cloud services, supporting PDF, DOCX, TXT, and Markdown files.
Last updated 2026-04-10
6
2,100
209
MIT
FalkorDB MCP Serverofficial
Databases Knowledge & Memory Vector Databases
FalkorDB
-
security
A
license
-
quality
Allows AI models to query and interact with FalkorDB graph databases through the Model Context Protocol (MCP) specification.
Last updated 2026-03-28
65
33
MIT
Neo4j GraphRAG MCP Server
RAG Systems Databases Vector Databases
neo4j-field
A
security
A
license
-
quality
An MCP server that enables LLMs to perform semantic and fulltext searches within Neo4j while executing complex, search-augmented Cypher queries for GraphRAG applications. It provides tools for database schema discovery and supports multi-provider embeddings to facilitate advanced graph traversals.
Last updated 2026-03-26
5
2
MIT
Pinecone Assistant MCPofficial
Vector Databases RAG Systems Remote
pinecone-io
-
security
A
license
-
quality
Pinecone Assistant MCP
Last updated 2025-04-17
41
MIT

Popular MCP Servers

CPersonaofficial

Zilliz MCP Serverofficial

Vectorizeofficial

Baidu Vector Database MCPofficial

Astra DB MCP Serverofficial

ArcadeDB Multi-Model DBMSofficial

Chroma MCP Serverofficial

Redis MCP Serverofficial

mcp-server-qdrantofficial

Pinecone Developer MCPofficial

ChainFETCH MCP Serverofficial

MCP MariaDB Serverofficial

Memgraph MCP Serverofficial

Lindorm MCP Serverofficial

FalkorDB MCP Serverofficial

Pinecone Assistant MCPofficial