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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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9,443 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • Yes or No MCP

    a-polishchuk
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    security
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    license
    A
    quality
    A simple MCP server implementation in TypeScript that communicates over stdio, allowing users to ask questions that end with 'yes or no' to trigger the MCP tool in Cursor.
    Last updated -
    1
    0

  • Perplexity Tool for Claude Desktop

    letsbuildagent
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    security
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    license
    A
    quality
    A custom MCP tool that integrates Perplexity AI's API with Claude Desktop, allowing Claude to perform web-based research and provide answers with citations.
    Last updated -
    1
    4
    MIT License
    • Apple

  • MCP Server for Cirro Data

    NorahZager
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    security
    F
    license
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    quality
    This server enables multi-agent conversations for interacting with Cirro's biological data platform through its OpenAPI interface, auto-generated using AG2's MCP builder.
    Last updated -

  • A Share MCP

    24mlight
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    security
    A
    license
    A
    quality
    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

  • HRFCO Service

    kwenhwang
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    security
    A
    license
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    quality
    Real-time hydrological information retrieval service that provides water level, precipitation, dam discharge data, and observatory location information.
    Last updated -
    1
    Apache 2.0
    • Linux
    • Apple

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  • A-Share MCP Server

    24mlight
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    security
    A
    license
    A
    quality
    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

  • MCP Tool

    PiuQiuPiaQia
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    security
    F
    license
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    quality
    A server built on mcp-framework that enables integration with Claude Desktop through the Model Context Protocol.
    Last updated -
    1
    1
    • Apple

  • db-mcp-tool

    wirdes
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    security
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    license
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    quality
    A powerful Model Context Protocol (MCP) tool for exploring and managing different types of databases including PostgreSQL, MySQL, and Firestore.
    Last updated -
    9
    5
    MIT License

  • MCP Think Tool

    DannyMac180
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    security
    A
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    quality
    An MCP server that implements the 'think' tool, providing Claude with a dedicated space for structured thinking during complex problem-solving tasks to improve reasoning capabilities.
    Last updated -
    128
    MIT License
    • Linux
    • Apple

  • MCP Think Tool

    piotrpalek
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    quality
    An MCP server implementation of Anthropic's Think Tool prompt engineering technique that enables Claude to break down complex problems and enhance its reasoning capabilities by providing a simple tool that echoes back thoughts.
    Last updated -
    1
    1

  • xrpl-mcp-service

    tedlikeskix
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    F
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    quality
    A Model Context Protocol (MCP) server providing comprehensive access to the XRP Ledger (XRPL). This service enables AI models to interact with XRPL through standardized endpoints.
    Last updated -
    3

  • Hello Service MCP Server

    felixboehm
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    security
    F
    license
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    quality
    A unified HTTP/HTTPS service that exposes Model Context Protocol (MCP) functionality over HTTP endpoints, allowing clients to list available tools and call them through a standardized API.
    Last updated -
    8

  • mcp-data-extractor

    sammcj
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    license
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    quality
    A Model Context Protocol server that extracts embedded data (such as i18n translations or key/value configurations) from TypeScript/JavaScript source code into structured JSON configuration files.
    Last updated -
    2
    28
    8
    MIT License

  • MCP API Service

    nstanw
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    quality
    A Model Context Protocol (MCP) server that interacts with system APIs, allowing users to check connections, search employees, register breakfast, and update chemical information by shifts.
    Last updated -
    21
    9

  • mcp-tool-chainer

    thirdstrandstudio
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    security
    A
    license
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    quality
    An MCP (Model Context Protocol) server that chains calls to other MCP tools, reducing token usage by allowing sequential tool execution with result passing
    Last updated -
    109
    48
    MIT License

  • Twitter MCP Tool

    jalaj-pandey
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    security
    F
    license
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    quality
    A Python-based tool that streamlines social media tasks by enabling users to post tweets, track username changes, fetch recent tweets, and send direct messages on Twitter.
    Last updated -

  • MCP Documentation Service

    alekspetrov
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    security
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    license
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    quality
    A Model Context Protocol implementation that enables AI assistants to interact with markdown documentation files, providing capabilities for document management, metadata handling, search, and documentation health analysis.
    Last updated -
    14
    58
    42
    MIT License
    • Apple
    • Linux

  • Gemini MCP Tool

    jamubc
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    license
    A
    quality
    A Model Context Protocol server that enables AI assistants to interact with Google Gemini CLI, allowing them to leverage Gemini's large token window for analyzing files and codebases using natural language commands.
    Last updated -
    6
    41,021
    1,362
    • Apple
    • Linux

  • Knowledge MCP Service

    vietnama10
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    quality
    Enables AI-powered document analysis and querying for project documentation using vector embeddings stored in Redis. Supports document upload, context-aware Q\&A, automatic test case generation, and requirements traceability through OpenAI integration.
    Last updated -
    637

  • MCP Memory Service

    doobidoo
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    security
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    license
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    quality
    Provides semantic memory and persistent storage for Claude, leveraging ChromaDB and sentence transformers for enhanced search and retrieval capabilities.
    Last updated -
    3
    692
    Apache 2.0
    • Linux

  • MCP Data Wrangler

    shibuiwilliam
    A
    security
    A
    license
    A
    quality
    A Model Context Protocol server for data wrangling that provides standardized interfaces for data preprocessing, transformation, and analysis tasks including data aggregation and descriptive statistics.
    Last updated -
    16
    8
    MIT License
    • Linux
    • Apple

  • Weather MCP Tool

    jalaj-pandey
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    security
    F
    license
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    quality
    An India-focused MCP server that provides real-time weather conditions, forecasts, air quality data, and location search capabilities using the OpenWeatherMap API.
    Last updated -

  • MCP Translation Service

    xdfzx711
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    security
    F
    license
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    quality
    Provides multilingual text translation capabilities using Baidu Translate API with support for language detection and advanced features like context filling and zero-width character obfuscation for testing agent robustness.
    Last updated -

  • MCP Snowflake Service

    datawiz168
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    security
    A
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    A Model Context Protocol server that enables Claude to execute SQL queries on Snowflake databases with automatic connection lifecycle management.
    Last updated -
    44
    MIT License
    • Apple
    • Linux

  • focus_mcp_data

    FocusSearch
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    security
    A
    license
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    quality
    The intelligent data query plugin under DataFocus that supports multi-round conversations provides plug-and-play ChatBI capabilities.
    Last updated -
    12
    Apache 2.0

  • Hong Kong Open Data MCP Serverofficial

    mcp-open-data-hk
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    security
    A
    license
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    quality
    Enables access to Hong Kong government's official open data portal (DATA.GOV.HK) through natural language queries. Supports searching datasets, browsing categories, and retrieving detailed information about Hong Kong's public data resources.
    Last updated -
    1
    MIT License

  • mcp-tool-builder

    hanweg
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    security
    A
    license
    A
    quality
    MCP server that builds itself by creating new tools as needed based on user requests (Requires restart of Claude Desktop to use newly created tools).
    Last updated -
    4
    27
    The Unlicense

  • Edgar MCP Service

    brettvtcrowe
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    security
    F
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    quality
    Enables deep analysis of SEC EDGAR filings through universal company search, document content extraction, and advanced filing search capabilities. Provides AI-ready access to business descriptions, risk factors, financial statements, and full-text search across any public company's SEC documents.
    Last updated -

  • MCP Think Tool Server

    cgize
    A
    security
    A
    license
    A
    quality
    Implements Anthropic's 'think' tool for Claude, providing a dedicated space for structured reasoning during complex problem-solving tasks that improves performance in reasoning chains and policy adherence.
    Last updated -
    4
    75
    34
    MIT License

  • Data Analysis MCP Server

    boyzhang666
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    security
    F
    license
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    quality
    Provides comprehensive statistical analysis tools for industrial data including time series analysis, correlation calculations, stationarity tests, outlier detection, causal analysis, and forecasting capabilities. Enables data quality assessment and statistical modeling through a FastAPI-based MCP architecture.
    Last updated -
    1