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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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5,950 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • 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
    156
    247
    JavaScript
    MIT License
    • Apple

  • Azure Resource Graph MCP Server

    hardik-id
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    A Model Context Protocol server for querying and analyzing Azure resources at scale using Azure Resource Graph, enabling AI assistants to explore and monitor Azure infrastructure.
    Last updated -
    1
    5
    TypeScript
    MIT License
    • Linux
    • Apple

  • Adaptive Graph of Thoughts MCP Server

    SaptaDey
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    security
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    quality
    A scientific reasoning framework that leverages graph structures and the Model Context Protocol (MCP) to process complex scientific queries through an Advanced Scientific Reasoning Graph-of-Thoughts (ASR-GoT) approach.
    Last updated -
    4
    Python
    Apache 2.0

  • Neo4j Knowledge Graph

    mjftw
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    F
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    Enables storage and retrieval of knowledge in a graph database format, allowing users to create, update, search, and delete entities and relationships in a Neo4j-powered knowledge graph through natural language.
    Last updated -
    Python
    • Linux

  • 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 -
    536
    16
    JavaScript
    • Apple

  • Knowledge Graph Memory Server

    modelcontextprotocol
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    A
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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
    20,717
    54,038
    JavaScript
    MIT License
    • Apple
    • Linux

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  • Knowledge Graph Memory Server

    T1nker-1220
    A
    security
    A
    license
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    quality
    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
    20,717
    34
    JavaScript
    MIT License

  • MCP DuckDB Knowledge Graph Memory Server

    IzumiSy
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    license
    A
    quality
    A memory server for Claude that stores and retrieves knowledge graph data in DuckDB, enhancing performance and query capabilities for conversations with persistent user information.
    Last updated -
    8
    95
    38
    TypeScript
    MIT License
    • Apple

  • Elasticsearch Knowledge Graph for MCP

    j3k0
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    quality
    Provides a scalable knowledge graph implementation for Model Context Protocol using Elasticsearch, enabling AI models to store and query information with advanced search capabilities, memory-like behavior, and multi-zone architecture.
    Last updated -
    17
    6
    TypeScript

  • Knowledge Graph Memory Server

    yodakeisuke
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    quality
    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
    20,717
    1
    JavaScript

  • Knowledge Graph Memory Server

    bneil
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    security
    A
    license
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    quality
    Enhances the MCP memory server by implementing PouchDB for robust document storage and enabling the creation and management of a knowledge graph that captures interactions via language models.
    Last updated -
    JavaScript
    MIT License
    • Apple

  • MCP Neo4j Knowledge Graph Memory Server

    JovanHsu
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    security
    A
    license
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    Enhanced knowledge graph memory server for AI assistants that uses Neo4j as the backend storage engine, enabling powerful graph queries and efficient storage of user interaction information with full MCP protocol compatibility.
    Last updated -
    TypeScript
    MIT License

  • Knowledge Graph Memory Server

    AgentWong
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    security
    A
    license
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    A persistent memory implementation using a local knowledge graph that lets Claude remember information about users across conversations.
    Last updated -
    4
    Python
    MIT License

  • Microsoft Graph MCP Server

    uniQuk
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    quality
    A Model Context Protocol server that connects to Microsoft Graph API, allowing AI assistants to query and access data from Microsoft Entra ID (formerly Azure Active Directory).
    Last updated -
    1
    Python

  • FastPostgresMCP

    llm-graph
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    security
    A
    license
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    A blazing fast MCP server that enables AI agents to interact with multiple PostgreSQL databases, providing functionality to list tables, inspect schemas, execute queries, and run transactions.
    Last updated -
    4
    58
    TypeScript
    MIT License

  • Cyberlink MCP Server

    dasein108
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    security
    F
    license
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    quality
    A Model Context Protocol server for creating, updating, and querying semantic relationships (cyberlinks) on Cosmos-based blockchains through integration with Cursor IDE and Claude Desktop.
    Last updated -
    1
    TypeScript

  • Semantic Scholar MCP Server

    alperenkocyigit
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    security
    F
    license
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    quality
    A comprehensive Model Context Protocol server that provides AI assistants with direct access to Semantic Scholar's academic database, enabling advanced paper discovery, citation analysis, author research, and AI-powered recommendations.
    Last updated -
    3
    Python
    • Apple
    • Linux

  • Google Analytics Data API MCP Server

    eno-graph
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    security
    F
    license
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    Provides an interface to access Google Analytics Data API through Model Context Protocol (MCP), allowing users to retrieve reports and realtime data from Google Analytics 4 properties.
    Last updated -
    JavaScript