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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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6,854 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

  • Elasticsearch Knowledge Graph for MCP

    j3k0
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    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

    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
    25,063
    59,924
    TypeScript
    MIT License
    • Apple
    • Linux

  • 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
    25,063
    1
    JavaScript

  • MCP DuckDB Knowledge Graph Memory Server

    IzumiSy
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    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
    24
    42
    TypeScript
    MIT License
    • Apple

  • 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
    25,063
    34
    JavaScript
    MIT License

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  • MCP Think Tank

    flight505
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    Provides AI assistants with enhanced reasoning capabilities through structured thinking, persistent knowledge graph memory, and intelligent tool orchestration for complex problem-solving.
    Last updated -
    20
    36
    21
    TypeScript
    MIT License
    • Apple
    • Linux

  • memento-mcp

    gannonh
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    Scalable, high-performance knowledge graph memory system with semantic search, temporal awareness, and advanced relation management.
    Last updated -
    20
    65
    142
    TypeScript
    MIT License

  • MCP Memory Server

    StevenWangler
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    A Model Context Protocol server that provides knowledge graph-based persistent memory for LLMs, allowing them to store, retrieve, and reason about information across multiple conversations and sessions.
    Last updated -
    9
    25,063
    JavaScript
    MIT License

  • MemoryMesh

    CheMiguel23
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    This project is based on the Knowledge Graph Memory Server from the MCP servers repository and retains its core functionality.
    Last updated -
    44
    107
    TypeScript
    MIT License
    • Apple

  • Memory Custom

    BRO3886
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    A customized MCP memory server that enables creation and management of a knowledge graph with features like custom memory paths and timestamping for capturing interactions via language models.
    Last updated -
    11
    2
    JavaScript
    MIT License
    • Apple

  • 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
    18
    TypeScript
    The Unlicense
    • Linux
    • Apple

  • cognee-mcp

    topoteretes
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    Memory manager for AI apps and Agents using various graph and vector stores and allowing ingestion from 30+ data sources
    Last updated -
    4
    6,371
    Python
    Apache 2.0
    • 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 -
    536
    16
    JavaScript
    • Apple

  • Neo4j Knowledge Graph

    mjftw
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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

  • Vertex AI MCP Server

    shariqriazz
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    Implementation of Model Context Protocol (MCP) server that provides tools for accessing Google Cloud's Vertex AI Gemini models, supporting features like web search grounding and direct knowledge answering for coding assistance and general queries.
    Last updated -
    20
    37
    67
    TypeScript
    MIT License
    • Linux
    • Apple

  • CODING DevOps MCP Server

    yupengfei1209
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    Implements Model Context Protocol (MCP) to enable interaction with CODING DevOps platform through standardized interfaces for managing projects and work items.
    Last updated -
    6
    1
    TypeScript
    MIT License

  • 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

  • MCP Neo4j Knowledge Graph Memory Server

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

  • MCP Memory LibSQL

    joleyline
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    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 -
    6
    153
    1
    TypeScript
    MIT License
    • Linux

  • Higress AI-Search MCP Server

    cr7258
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    A Model Context Protocol server that enables AI models to perform real-time internet and knowledge searches through Higress, enhancing model responses with up-to-date information from Google, Bing, Arxiv, and internal knowledge bases.
    Last updated -
    1
    5
    Python
    Apache 2.0

  • 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 -
    28
    178
    Python
    MIT License

  • Chain of Draft (CoD) MCP Server

    stat-guy
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    security
    F
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    Implements the Chain of Draft reasoning approach to generate minimalistic intermediate reasoning outputs while solving tasks, significantly reducing token usage while maintaining accuracy.
    Last updated -
    7
    2
    Python
    • Apple

  • RAT MCP Server

    newideas99
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    Facilitates two-stage reasoning processes using DeepSeek for detailed analysis and supports multiple response models such as Claude 3.5 Sonnet and OpenRouter, maintaining conversation context and enhancing AI-driven interactions.
    Last updated -
    2
    101
    JavaScript
    MIT License

  • Serper Search MCP Server

    NightTrek
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    Enables integration of Google search functionality into MCP-enabled applications using the Serper API, providing rich search results, configurable parameters, and efficient response handling.
    Last updated -
    1
    12
    TypeScript
    • Apple

  • Azure DevOps MCP Server for Cline

    stefanskiasan
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    Integrates Cline with Azure DevOps services, enabling access to work items, repositories, and pull requests through configurable MCP tools.
    Last updated -
    15
    11
    TypeScript
    MIT License

  • Logseq MCP Tools

    mikeysrecipes
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    A Model Context Protocol server that enables AI agents to interact with a local Logseq instance, allowing operations like creating pages, managing blocks, and searching across a knowledge graph.
    Last updated -
    13
    Python
    MIT License
    • Apple

  • Outlook Meetings Scheduler MCP Server

    anoopt
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    license
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    Allows scheduling meetings in Microsoft Outlook using Microsoft Graph API, with features for creating calendar events and adding attendees by finding their email addresses.
    Last updated -
    8
    84
    7
    TypeScript
    ISC License
    • Apple

  • IAC Memory MCP Server

    AgentWong
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    A custom Memory MCP Server that acts as a cache for Infrastructure-as-Code information, allowing users to store, summarize, and manage notes with a custom URI scheme and simple resource handling.
    Last updated -
    23
    1
    Python
    MIT License
    • Apple

  • Deepseek-Thinking-Claude-3.5-Sonnet-CLINE-MCP

    niko91i
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    A Model Context Protocol server that combines DeepSeek R1's reasoning capabilities with Claude 3.5 Sonnet's response generation, enabling two-stage AI processing where DeepSeek's structured reasoning enhances Claude's final outputs.
    Last updated -
    2
    JavaScript
    MIT License

  • cloudflare-browser-rendering-mcp

    amotivv
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    This MCP server provides tools for interacting with Cloudflare Browser Rendering, allowing you to fetch and process web content for use as context in LLMs directly from Cline or Claude Desktop.
    Last updated -
    5
    1
    TypeScript
    MIT License
    • Apple