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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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7,783 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • 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
    4
    JavaScript
    MIT License
    • Apple

  • 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
    48,132
    5
    JavaScript

  • 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
    742
    52
    JavaScript
    • Apple

  • 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
    43
    TypeScript
    MIT License
    • 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
    48,132
    62,560
    TypeScript
    MIT License
    • Apple
    • Linux

  • 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 -
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    14
    TypeScript

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  • 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
    48,132
    51
    JavaScript
    MIT License

  • 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
    255
    522
    JavaScript
    MIT License
    • Apple

  • 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
    51
    161
    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
    48,132
    2
    JavaScript
    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 -
    6
    Python
    MIT License

  • Memory Bank MCP

    movibe
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    Memory Bank Server provides a set of tools and resources for AI assistants to interact with Memory Banks. Memory Banks are structured repositories of information that help maintain context and track progress across multiple sessions.
    Last updated -
    15
    483
    41
    TypeScript
    MIT License

  • 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 -
    14
    TypeScript
    MIT License

  • 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 -
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    412
    27
    TypeScript
    MIT License
    • Apple
    • Linux

  • Obsidian Memory MCP

    YuNaga224
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    Stores AI memories as Markdown files for visualization in Obsidian's graph view, allowing users to create knowledge graphs with entities, relations, and observations.
    Last updated -
    9
    2
    TypeScript
    MIT License

  • Knowledge Graph Memory Server

    bneil
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    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 -
    4
    JavaScript
    MIT License
    • Apple

  • Roo Code Memory Bank MCP Server

    IncomeStreamSurfer
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    Enables AI assistants to maintain persistent project context across sessions by storing and retrieving structured information in markdown files organized in a memory bank directory.
    Last updated -
    4
    53
    JavaScript
    Apache 2.0
    • Linux
    • Apple

  • Memory Bank MCP Server

    alioshr
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    Provides a centralized MCP-based system for managing and accessing multi-project memory banks remotely, with features like project isolation, file structure validation, and type-safe operations.
    Last updated -
    5
    728
    572
    TypeScript
    MIT License
    • Apple
    • Linux

  • Memory Bank MCP Server

    ipospelov
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    Provides a structured documentation system for context preservation in AI assistant environments, helping users create and manage memory banks for their projects.
    Last updated -
    3
    66
    Python
    MIT License
    • Linux
    • Apple

  • basic-memory

    basicmachines-co
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    Basic Memory is a knowledge management system that allows you to build a persistent semantic graph from conversations with AI assistants. All knowledge is stored in standard Markdown files on your computer, giving you full control and ownership of your data. Integrates directly with Obsidan.md
    Last updated -
    9
    1,479
    Python
    AGPL 3.0
    • Apple

  • MCP Memory Service

    doobidoo
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    Provides semantic memory and persistent storage for Claude, leveraging ChromaDB and sentence transformers for enhanced search and retrieval capabilities.
    Last updated -
    3
    517
    Python
    Apache 2.0
    • Linux

  • IaC Memory MCP Server

    AgentWong
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    Enhances Claude AI with persistent memory storage for Infrastructure-as-Code components, supporting version tracking and relationship mapping for Terraform and Ansible resources.
    Last updated -
    23
    6
    Python
    MIT License

  • 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

  • mem0 Memory System

    pinkpixel-dev
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    A flexible memory system for AI applications that supports multiple LLM providers and can be used either as an MCP server or as a direct library integration, enabling autonomous memory management without explicit commands.
    Last updated -
    3
    29
    66
    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
    282
    TypeScript
    MIT License
    • 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
    6,555
    Python
    Apache 2.0
    • Apple

  • Memory MCP

    HamzaFarhan
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    A knowledge-graph-based memory system for AI agents that enables persistent information storage between conversations.
    Last updated -
    4
    Python

  • 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
    10
    TypeScript
    MIT License
    • Linux
    • Apple

  • mcp-memory-libsql

    spences10
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    A high-performance MCP server utilizing libSQL for persistent memory and vector search capabilities, enabling efficient entity management and semantic knowledge storage.
    Last updated -
    6
    155
    64
    TypeScript
    MIT License

  • Remote Memory MCP Server

    YeomYuJun
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    Manages knowledge graph data synchronized with GitHub repositories, enabling remote storage and collaboration of memory entities, relationships, and observations.
    Last updated -
    JavaScript
    MIT License

  • Central-Memory-MCP

    MWGMorningwood
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    Model Context Protocol (MCP) memory server built with Azure Functions and TypeScript, providing persistent knowledge graph storage for your preferred MCP client. Inspired by and forked from @modelcontextprotocol/server-memory
    Last updated -
    1
    TypeScript
    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
    155
    10
    TypeScript
    MIT License
    • Linux