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Open-Source MCP servers

Production-ready MCP servers that extend AI capabilities through file access, database connections, API integrations, and other contextual services.

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11,366 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • Knowledge Graph Memory Server

    T1nker-1220
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    Enhances user interaction through a persistent memory system that remembers information across chats and learns from past errors by utilizing a local knowledge graph and lesson management.
    Last updated -
    13
    94,391
    53
    MIT License

  • Knowledge Base MCP Server

    jeanibarz
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    Provides tools for listing and retrieving content from different knowledge bases using semantic search capabilities.
    Last updated -
    2
    27
    The Unlicense
    • Linux
    • Apple

  • Insights Knowledge Base MCP Server

    v587d
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    A free, plug-and-play knowledge base server that provides access to 10,000+ insight reports with secure local data storage.
    Last updated -
    2
    3
    MIT License
    • Apple
    • Linux

  • Amplemarket Knowledge Base MCP Server

    artem-amplemarket
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    Enables access to Amplemarket's knowledge base through Pylon's API. Supports searching articles, retrieving full content, and browsing collections with built-in caching for improved performance.
    Last updated -
    3

  • MCP Knowledge Base Server

    ikungsjl
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    A local document processing server that can index various document formats (PDF, DOCX, TXT, HTML) and answer questions based on their content using the Model Context Protocol.
    Last updated -
    8

  • MCP-Smallest.ai

    VinayakTiwari1103
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    A Model Context Protocol server implementation that provides a standardized interface for interacting with Smallest.ai's knowledge base management system.
    Last updated -
    3
    3

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  • Knowledge MCP Server

    sven-borkert
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    Provides centralized knowledge management for projects, allowing users to store, search, and maintain project-specific knowledge that persists across sessions.
    Last updated -
    27
    5
    1
    MIT License
    • Apple

  • AWS Knowledge Base Retrieval MCP Server

    sammcj
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    An MCP server that enables users to retrieve information from AWS Knowledge Bases using RAG (Retrieval-Augmented Generation) via Bedrock Agent Runtime.
    Last updated -
    1
    299

  • Base Network MCP Server

    fakepixels
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    An MCP server that enables LLMs to perform blockchain operations on the Base network through natural language commands, including wallet management, balance checking, and transaction execution.
    Last updated -
    4
    12
    2
    MIT License
    • Apple

  • YouTube Knowledge MCP

    efikuta
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    Transforms YouTube into a queryable knowledge source with search, video details, transcript analysis, and AI-powered tools for summaries, learning paths, and knowledge graphs. Features quota-aware API access with caching and optional OpenAI/Anthropic integration for advanced content analysis.
    Last updated -
    10
    1

  • Knowledge Graph Memory Server

    yodakeisuke
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    This MCP server provides persistent memory integration for chat applications by utilizing a local knowledge graph to remember user information across interactions.
    Last updated -
    9
    94,391
    5

  • mcp-knowledge-graph

    shaneholloman
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    An improved implementation of persistent memory using a local knowledge graph with a customizable --memory-path. This lets Claude remember information about the user across chats.
    Last updated -
    9
    329
    708
    MIT License
    • Apple

  • Dify Knowledge MCP Server

    liiklin
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    A Model Context Protocol server that enables AI assistants like Cursor to directly query and retrieve information from Dify knowledge bases through natural language.
    Last updated -
    2
    3
    1
    • Linux
    • Apple

  • Knowledge Graph Memory Server

    itseasy21
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    An implementation of persistent memory for Claude using a local knowledge graph, allowing the AI to remember information about users across conversations with customizable storage location.
    Last updated -
    11
    216
    54
    JavaScript
    MIT License
    • Apple

  • DOOR Knowledge MCP Server

    guillelagoria
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    Enables users to search and access DOOR support documentation and knowledge base articles through natural language queries. Provides fast search capabilities across support.door.com content including articles and PDFs with pre-built search indexing.
    Last updated -
    3
    • Apple

  • Knowledge Graph Memory Server

    modelcontextprotocol
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    A basic implementation of persistent memory using a local knowledge graph. This lets Claude remember information about the user across chats.
    Last updated -
    9
    94,391
    71,962
    MIT License
    • Apple
    • Linux

  • Base Mini App Builder MCP Server

    Mr-Web3
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    Enables developers to build Base mini apps from start to finish with 10 specialized tools for generating manifests, starter code, deployment guides, design guidelines, and debugging assistance. Integrates official Base documentation to streamline the complete development workflow for Base ecosystem mini applications.
    Last updated -
    10
    MIT License

  • mcp-with-ssh

    aakarsh-sasi
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    Memory bank with Server as SSH support for central knowledge base
    Last updated -
    15
    69
    31
    MIT License

  • A Share MCP

    24mlight
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    A Model Context Protocol server providing tools for querying A-share stock market data, including historical prices, financial reports, market indices, and macroeconomic indicators.
    Last updated -
    27
    431
    MIT License

  • A-Share MCP Server

    24mlight
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    A Model Context Protocol server focused on China's A-share stock market that provides data on stocks, financials, market indices, and macroeconomic indicators.
    Last updated -
    27
    431
    MIT License

  • Ragie Model Context Protocol Server

    ragieai
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    An MCP server that enables AI models to retrieve information from Ragie's knowledge base through a simple 'retrieve' tool.
    Last updated -
    49
    75
    MIT License
    • Apple

  • BrianKnows MCP Server

    antoncoding
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    An MCP server that connects Claude to BrianKnows' blockchain knowledge base, allowing users to search for blockchain/DeFi information and interact with a specialized agent across multiple knowledge bases.
    Last updated -

  • crypto-whitepapers-mcp

    kukapay
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    An MCP server serving as a structured knowledge base of crypto whitepapers for AI agents to access, analyze, and learn from.
    Last updated -
    4
    4
    MIT License

  • Langflow Document Q&A Server

    GongRzhe
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    Enables querying documents through a Langflow backend using natural language questions, providing an interface to interact with Langflow document Q\&A flows.
    Last updated -
    1
    14
    MIT License
    • Apple

  • Fund MCP Server

    zhenzp
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    A Model Context Protocol server that provides access to a fund knowledge base. Enables users to query and interact with financial fund information through natural language.
    Last updated -
    3
    9
    • Linux
    • Apple

  • PolyNeural.ai Knowledge Graph MCP Bundleofficial

    PolyNeural-ai
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    Provides AI agents with persistent memory and knowledge management through a comprehensive knowledge graph platform. Enables storing, searching, and managing entities, relationships, and observations with advanced features like trending analysis and smart ranking.
    Last updated -
    1

  • Lark Base MCP Serverofficial

    Lark-Base-Team
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    A Model Context Protocol server that provides LLMs with read and write access to Feishu Base (飞书多维表格) databases, enabling them to inspect schemas and manipulate records through natural language.
    Last updated -
    4
    6

  • Base MCP Serverofficial

    base
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    Provides onchain tools for Claude AI to interact with the Base blockchain and Coinbase API, enabling wallet management, fund transfers, and smart contract deployment.
    Last updated -
    6
    294
    MIT License
    • Apple
    • Linux

  • Volcengine Knowledge Base MCP

    suqidan
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    A Claude Desktop MCP server that provides knowledge base search and chat functionality for Volcengine knowledge bases, allowing users to search and chat with their external knowledge repositories.
    Last updated -
    MIT License
    • Apple

  • RAG MCP server

    proofofsid
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    Implements a RAG workflow that integrates with any custom knowledge base and can be triggered directly from the Cursor IDE.
    Last updated -

  • Outline knowledge base MCP Server

    nizovtsevnv
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    MCP server for Outline knowledge base implemented on Rust as one statically linked executable file for Linux/MacOS/Windows.
    Last updated -
    4
    MIT License
    • Linux
    • Apple

  • FastGPT Knowledge Base MCP

    boleyn
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    Intelligent knowledge base management tool that enables searching, browsing, and analyzing documents across multiple datasets with smart document analysis capabilities.
    Last updated -
    16
    • Apple
    • Linux