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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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5,420 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • Academic Paper Search MCP Server

    afrise
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    security
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    license
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    quality
    Enables real-time search and retrieval of academic paper information from multiple sources, providing access to paper metadata, abstracts, and full-text content when available, with structured data responses for integration with AI models that support tool/function calling.
    Last updated -
    3
    11
    Python
    AGPL 3.0

  • ArXiv MCP Server

    huanongfish
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    security
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    license
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    quality
    Enables AI assistants to search and access arXiv research papers through a simple Message Control Protocol interface, allowing for paper search, download, listing, and reading capabilities.
    Last updated -
    4
    1
    Python
    Apache 2.0

  • Loxo MCP Server

    tbensonwest
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    security
    F
    license
    A
    quality
    Enables interaction with the Loxo recruitment platform API, facilitating tasks such as candidate and job management, activity logging, and call queue management through AI assistants.
    Last updated -
    12
    JavaScript

  • Nuanced MCP Server

    MattMorgis
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    security
    F
    license
    A
    quality
    An MCP server that enables LLMs to understand and analyze code structure through function call graphs, allowing AI assistants to explore relationships between functions and analyze dependencies in Python repositories.
    Last updated -
    6
    7
    Python

  • MCP Server for Intercom

    raoulbia-ai
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    security
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    license
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    quality
    An MCP-compliant server that enables AI assistants like Claude Desktop to access and analyze Intercom support tickets with full conversation history.
    Last updated -
    4
    4
    TypeScript
    Apache 2.0
    • Linux

  • mcp-simple-pubmed

    andybrandt
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    security
    A
    license
    A
    quality
    An MCP server that provides access to PubMed articles through the Entrez API.
    Last updated -
    2
    76
    Python
    MIT License
    • Apple

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  • Paper Search MCP

    openags
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    security
    A
    license
    -
    quality
    An MCP server for searching and downloading academic papers from multiple sources including arXiv, PubMed, bioRxiv, and Sci-Hub, designed for seamless integration with large language models like Claude Desktop.
    Last updated -
    34
    Python
    MIT License
    • Apple

  • mem0 MCP Server for Project Management

    KunihiroS
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    security
    F
    license
    -
    quality
    A bridge between MCP Host applications and mem0 cloud service, specialized for project management with capabilities to store, retrieve, and search project information within a structured format.
    Last updated -
    6
    Python

  • MCP Server for Apache Airflow

    yangkyeongmo
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    security
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    license
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    quality
    Provides a standardized way for MCP clients to interact with Apache Airflow's REST API, supporting operations like DAG management and monitoring Airflow system health.
    Last updated -
    13
    43
    Python
    MIT License
    • Apple
    • Linux

  • ArXiv-MCP

    kelvingao
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    security
    A
    license
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    quality
    A Model Context Protocol server that enables AI agents to search, retrieve, and analyze academic papers from arXiv, supporting features like keyword search, paper details retrieval, content extraction, and paper analysis.
    Last updated -
    Python
    MIT License
    • Linux
    • Apple

  • Square Model Context Protocol Serverofficial

    square
    A
    security
    A
    license
    A
    quality
    Enables AI assistants to interact with Square's Connect API through the Model Context Protocol standard, allowing for operations like managing customers, processing payments, and handling inventory.
    Last updated -
    3
    11
    52
    TypeScript
    Apache 2.0

  • MCP Server for eSignatures

    esignaturescom
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    security
    A
    license
    A
    quality
    Facilitates contract and template management for eSignatures, enabling users to create, send, update, and manage contracts and templates with customizable options through a user-friendly interface.
    Last updated -
    13
    10
    Python
    MIT License
    • Apple

  • PDF to PNG MCP Server

    truaxki
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    security
    F
    license
    A
    quality
    A Model Context Protocol server that converts PDF documents into PNG images through a simple MCP tool call.
    Last updated -
    1
    2
    Python
    • Apple
    • Linux

  • Nodit MCP Serverofficial

    noditlabs
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    security
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    license
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    quality
    Connects AI agents and developers to structured blockchain data across multiple networks through Nodit's Web3 infrastructure, enabling easy querying, analysis and interaction with blockchain ecosystems without specialized development expertise.
    Last updated -
    8
    85
    8
    TypeScript
    Apache 2.0
    • Apple

  • Semantic Scholar MCP Server

    zongmin-yu
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    security
    A
    license
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    quality
    Semantic Scholar API, providing comprehensive access to academic paper data, author information, and citation networks.
    Last updated -
    35
    Python
    MIT License

  • mcp-simple-arxiv

    andybrandt
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    security
    A
    license
    -
    quality
    An MCP server that provides access to arXiv papers through their API.
    Last updated -
    4
    88
    Python
    MIT License
    • Apple

  • mcp-any-openapi

    matthewhand
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    security
    A
    license
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    quality
    A Python-based MCP server that integrates OpenAPI-described REST APIs into MCP workflows, enabling dynamic exposure of API endpoints as MCP tools.
    Last updated -
    2
    39
    Python
    MIT License
    • Linux
    • Apple

  • ArXiv MCP Server

    2725244134
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    security
    A
    license
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    quality
    Enables AI assistants to search, download, and read arXiv research papers through a Message Control Protocol interface, with support for paper filtering and local storage.
    Last updated -
    Apache 2.0

  • WeCom Bot MCP Server

    loonghao
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    security
    A
    license
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    quality
    A server for sending messages via WeCom bots using FastMCP, supporting asynchronous communication and message tracking through webhooks.
    Last updated -
    3
    39
    Python
    MIT License
    • Linux
    • Apple

  • Ethereum RPC MCP Server

    0xKoda
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    security
    A
    license
    A
    quality
    Provides tools for AI assistants to interact with the Ethereum blockchain through standard JSON-RPC methods, enabling queries for account balances, gas prices, and smart contract code.
    Last updated -
    6
    3
    JavaScript
    MIT License

  • Volume Wall Detector MCP

    Cognitive-Stack
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    security
    F
    license
    A
    quality
    An MCP server that analyzes stock trading volume to identify significant price levels (volume walls), supporting features like order book data fetching, trade analysis, and volume distribution tracking.
    Last updated -
    3
    51
    2
    Python
    • Apple

  • Elasticsearch Knowledge Graph for MCP

    j3k0
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    security
    F
    license
    A
    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

  • VeyraXofficial

    VeyraX
    A
    security
    F
    license
    A
    quality
    Single MCP tool to connect all your favorite tools: Gmail, Calendar and 40 more.
    Last updated -
    3
    28
    TypeScript

  • MCP Development Scaffold

    frankie0736
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    security
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    quality
    A TypeScript scaffold for building Model Context Protocol (MCP) tools that let AI models call external services like sending emails or notifications.
    Last updated -
    TypeScript

  • MCP Server for FTP Access

    alxspiker
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    security
    F
    license
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    quality
    Enables Claude to interact with FTP servers through natural language commands, allowing users to list directories, download/upload files, create directories, and delete files/directories on FTP servers.
    Last updated -
    6
    5
    JavaScript
    • Linux
    • Apple

  • MCP Gateway for RFK Jr Endpoints

    voitta-ai
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    security
    F
    license
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    quality
    A Model Context Protocol gateway that connects to RFK Jr-related endpoints, supporting both STDIO and SSE transport methods.
    Last updated -
    Python

  • Dual MCP Server for IoT & Memory

    jordy33
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    security
    F
    license
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    quality
    Provides two Model Context Protocol servers that enable controlling IoT devices and managing persistent memory storage with semantic search capabilities.
    Last updated -
    1
    Python

  • MCP FOR ITSM

    madosh
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    security
    A
    license
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    quality
    MCP FOR ITSM TOOL INTEGRATION
    Last updated -
    JavaScript
    MIT License

  • Feishu/Lark OpenAPI MCPofficial

    larksuite
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    security
    A
    license
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    quality
    A toolkit that enables AI assistants to directly call Feishu/Lark API interfaces for automation scenarios like document processing, conversation management, and calendar scheduling.
    Last updated -
    640
    65
    TypeScript
    MIT License
    • Apple