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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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9,468 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • Scholarly Research MCP Server

    aringadre76
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    Enables comprehensive academic research by searching and analyzing papers from PubMed, Google Scholar, ArXiv, and JSTOR. Provides full-text access, citation management, and research organization through five powerful consolidated tools.
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    18
    • Apple
    • Linux

  • Database Tools for Claude AI

    elber-code
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    MCP server that allows Claude AI to interact directly with MySQL databases, enabling query execution and table information retrieval through natural language.
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    1
    4

  • MCP Server for Deep Research

    reading-plus-ai
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    A tool that helps users conduct comprehensive research on complex topics by exploring questions in depth, finding relevant sources, and generating structured, well-cited research reports.
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    173
    MIT License
    • Apple

  • Database MCP

    swoiow
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    Enables interaction with MySQL and PostgreSQL databases through separate pluggable MCP servers with shared core functionality. Features optional TTL caching, bilingual prompts, and a unified gateway for managing multiple database connections.
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  • Roam Research

    2b3pro
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    Provides comprehensive access to Roam Research's API functionality. This server enables AI assistants like Claude to interact with your Roam Research graph through a standardized interface.
    Last updated -
    12
    63
    MIT License
    • Apple

  • 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 -
    27
    424
    MIT License

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  • Database MCP Server

    EmilyThaHuman
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    Enables AI assistants to interact with PostgreSQL and Supabase databases through natural language. Supports secure database operations including queries, migrations, and schema management with user-provided credentials.
    Last updated -
    15

  • Web3 Research MCP

    aaronjmars
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    Deep Research for crypto - free & fully local 🧠
    Last updated -
    9
    50
    142
    Apache 2.0
    • Apple

  • Two Truths and a Twist

    ErgodicLabs
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    An MCP-based trivia game server where AI creates rounds with two true statements and one false 'twist' about various topics, letting players guess which statement is false.
    Last updated -
    5
    MIT License
    • Apple
    • Linux

  • MCP Database Server

    JuanYin1
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    Provides Claude with direct access to databases including SQLite, SQL Server, PostgreSQL, and MySQL, enabling execution of SQL queries and table management through natural language.
    Last updated -
    417
    1
    MIT License
    • Apple
    • Linux

  • Database MCP Server

    georgi-terziyski
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    A Model Context Protocol server that provides tools for connecting to and interacting with various database systems (SQLite, PostgreSQL, MySQL/MariaDB, SQL Server) through a unified interface.
    Last updated -
    3

  • Deep Research MCP

    ali-kh7
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    A Model Context Protocol compliant server that facilitates comprehensive web research by utilizing Tavily's Search and Crawl APIs to gather and structure data for high-quality markdown document creation.
    Last updated -
    1
    49
    10
    MIT License

  • MCP JSON Database Server

    yusuferenkt
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    A JSON-based database MCP server with JWT authentication that enables user management, project tracking, department analysis, meeting management, and equipment tracking. Integrates with Claude Desktop to provide secure CRUD operations and analytics through natural language commands.
    Last updated -
    21
    • Apple
    • Linux

  • Google Research MCP

    mixelpixx
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    Model Context Protocol (MCP) server that provides AI assistants with advanced web research capabilities, including Google search integration, intelligent content extraction, and multi-source synthesis.
    Last updated -
    11
    4
    MIT License

  • A-Share MCP Server

    24mlight
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    A Model Context Protocol server focused on China's A-share stock market that provides data on stocks, financials, market indices, and macroeconomic indicators.
    Last updated -
    27
    424
    MIT License

  • ExecuteAutomation Database Serverofficial

    executeautomation
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    A Model Context Protocol server that enables LLMs like Claude to interact with SQLite and SQL Server databases, allowing for schema inspection and SQL query execution.
    Last updated -
    417
    185
    MIT License
    • Linux
    • Apple

  • MCP Database Server

    shailesh5050
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    This server enables Claude to directly interact with SQLite, SQL Server, PostgreSQL, and MySQL databases through the Model Context Protocol, allowing for query execution, table management, and data export capabilities.
    Last updated -
    MIT License
    • Apple
    • Linux

  • MCP Database Server

    manpreet2000
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    A Model Context Protocol server that enables LLMs to interact with databases (currently MongoDB) through natural language, supporting operations like querying, inserting, deleting documents, and running aggregation pipelines.
    Last updated -
    MIT License
    • Apple

  • Deep Research MCP Server

    Ozamatash
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    Enables iterative deep research by integrating AI agents with search engines, web scraping, and large language models for efficient data gathering and comprehensive reporting.
    Last updated -
    4
    273
    MIT License

  • Research Tracker MCP Server

    vupatel08
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    Enables discovery and analysis of research ecosystems by extracting metadata from paper URLs, GitHub repositories, and research names. Automatically finds related papers, code repositories, models, datasets, and authors across platforms like arXiv, HuggingFace, and GitHub.
    Last updated -

  • Roam Research MCP Server

    mickm3n
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    A Model Context Protocol server that enables Claude Desktop to read from and write to Roam Research graphs, allowing for retrieving page content, finding references, and adding blocks to existing or daily pages.
    Last updated -
    4
    1
    • Apple

  • Perplexity Deep Research MCP

    arjunkmrm
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    A server that allows AI assistants to perform web searches using Perplexity's sonar-deep-research model with citation support.
    Last updated -
    1
    8

  • Medical MCP Server

    Sinduja98
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    A medical communication protocol server that enables PostMessage-based integration between iframes and parent applications, providing simulated medical tools for medication management, allergy tracking, and other healthcare functions.
    Last updated -

  • Deep Research MCP Server

    pinkpixel-dev
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    A Model Context Protocol server that performs comprehensive web research by combining Tavily Search and Crawl APIs to gather extensive information and provide structured JSON output tailored for LLMs to create detailed markdown documents.
    Last updated -
    49
    21
    MIT License

  • MCP Database Server

    an8888allen-maker
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    Enables Claude to connect to and interact with SQLite, SQL Server, PostgreSQL, and MySQL databases through natural language. Supports executing queries, managing tables, exporting data, and storing business insights with authentication options including AWS IAM.
    Last updated -
    417
    MIT License

  • Research MCP Server

    h-yanagawa
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    The server functions as an MCP server to interact with Notion for retrieving and creating survey data, integrating with the Claude Desktop Client for conducting and reviewing surveys.
    Last updated -
    1
    Apache 2.0

  • Deep Research MCP Server

    Hajime-Y
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    An agent-based tool that provides web search and advanced research capabilities including document analysis, image description, and YouTube transcript retrieval.
    Last updated -
    12
    Apache 2.0
    • Linux
    • Apple

  • Octagon Deep Research MCPofficial

    OctagonAI
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    Provides specialized AI-powered comprehensive research and analysis capabilities by integrating with advanced deep research agents, offering unlimited queries with no rate limits and faster performance than comparable services.
    Last updated -
    98
    56
    MIT License
    • Apple

  • Database Updater MCP Server

    AnuragRai017
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    A Claude integration that enables updating various database types (PostgreSQL, MySQL, MongoDB, SQLite) from CSV and Excel files through natural language commands.
    Last updated -
    2
    1
    Apache 2.0
    • Apple

  • Consumer Complaint Database MCP

    IngeniousIdiocy
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    A local MCP server that enables users to query the CFPB Consumer Complaint Database through natural language, retrieving financial consumer complaint records via the CFPB API.
    Last updated -
    2
    MIT License

  • Research Agent MCP

    myeong-ga
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    A multi-model research agent platform supporting Claude, Gemini, and OpenAI models with web search capabilities, thinking-enabled features, and citation support for advanced research workflows.
    Last updated -
    6