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Open-Source MCP servers

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

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3,481 servers. Last updated 2025-04-16 00:02

Matching MCP tools:

Matching MCP servers:

  • 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.
    15
    111
    13
    TypeScript
    MIT License

  • 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.
    5
    396
    111
    TypeScript
    MIT License

  • 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.
    3
    143
    Python
    MIT License
    • Linux

  • 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.
    3
    746
    32
    JavaScript
    MIT License

  • 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.
    11
    2
    JavaScript
    MIT License
    • Apple

  • mcp-with-ssh

    aakarsh-sasi
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    Memory bank with Server as SSH support for central knowledge base
    15
    22
    TypeScript
    MIT License

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  • Memory Box MCP Server

    amotivv
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    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.
    6
    1
    JavaScript
    MIT License
    • 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
    9
    497
    Python
    AGPL 3.0
    • Apple

  • 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.
    23
    4
    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.
    23
    1
    Python
    MIT License
    • Apple

  • Cursor10x MCP

    aurda012
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    The Cursor10x Memory System creates a persistent memory layer for AI assistants (specifically Claude), enabling them to retain and recall short-term, long-term and episodic memory on autonomously.
    16
    JavaScript
    MIT License
    • Apple
    • Linux

  • Claude Memory MCP Server

    WhenMoon-afk
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    An MCP server that provides persistent memory capabilities for Claude, offering tiered memory architecture with semantic search, memory consolidation, and integration with the Claude desktop application.
    Python
    MIT License

  • MCP - Titan Memory Server

    synthience
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    Enables neural memory sequence learning with a memory-augmented model for improved code understanding and generation, featuring state management, novelty detection, and model persistence.
    1
    52
    TypeScript

  • memento-mcp

    gannonh
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    Scalable, high-performance knowledge graph memory system with semantic search, temporal awareness, and advanced relation management.
    20
    355
    3
    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.
    4
    Python
    MIT License

  • Dev Memory MCP Server

    TrackerXXX23
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    security
    F
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    Persistent development memory server that automatically captures and organizes development context, code changes, and user interactions across projects.
    2
    TypeScript

  • Memory MCP Server

    evangstav
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    Provides knowledge graph functionality for managing entities, relations, and observations in memory with strict validation rules to maintain data consistency.
    6
    Python
    MIT License

  • Knowledge Graph Memory Server

    yodakeisuke
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    F
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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.
    9
    6,559
    1
    JavaScript

  • MCP Memory Server

    sdimitrov
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    Implements long-term memory capabilities for AI assistants using PostgreSQL with pgvector for efficient vector similarity search, enabling semantic retrieval of stored information.
    1
    JavaScript
    • Apple
    • Linux

  • Letta MCP Server

    oculairmedia
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    An MCP server implementation that enables interaction with the Letta API for managing agents, memory blocks, and tools in the Letta system.
    9
    9
    JavaScript
    MIT License

  • 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.
    8
    80
    10
    TypeScript
    MIT License
    • Apple

  • Optimized Memory MCP Server V2

    AgentWong
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    A Python-based server that implements the Model Context Protocol to interface with Claude Desktop as an MCP client, supporting interaction through efficient memory management.
    1
    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.
    6
    93
    1
    TypeScript
    MIT License
    • Linux

  • Memory Bank MCP Server

    t3ta
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    A server for managing project documentation and context across Claude AI sessions through global and branch-specific memory banks, enabling consistent knowledge management with structured JSON document storage.
    317
    7
    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.
    JavaScript
    MIT License
    • Apple

  • MCP Server Memory File

    g0t4
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    F
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    An MCP server that allows Claude and other LLMs to manage persistent memories across conversations through text file storage, enabling commands to add, search, delete and list memory entries.
    2
    TypeScript

  • MCP Memory Server

    ebailey78
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    A Model Context Protocol server for Claude Desktop that provides structured memory management across chat sessions, allowing Claude to maintain context and build a knowledge base within project directories.
    TypeScript

  • 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.
    TypeScript
    MIT License

  • 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.
    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.
    9
    6,559
    34,289
    JavaScript
    MIT License

  • Pippa MCP Memory Manager

    neobundy
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    F
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    A comprehensive memory management system for Cursor IDE that allows AI assistants to remember, recall, and manage information across conversations through a user-friendly interface.
    2
    Python

  • Knowledge Graph Memory Server

    itseasy21
    Verified
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    security
    F
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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.
    536
    16
    JavaScript
    • Apple