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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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10,463 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • Processing MCP Server

    twelve2five
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    An MCP server that enables AI assistants to create and run Processing sketches directly through natural language commands.
    Last updated -
    3
    MIT License
    • Apple
    • Linux

  • Structured Workflow MCP

    kingdomseed
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    Enforces disciplined programming practices by requiring AI assistants to audit their work and produce verified outputs at each phase of development, following structured workflows for refactoring, feature development, and testing.
    Last updated -
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    8

  • Perplexity Tool for Claude Desktop

    letsbuildagent
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    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-structured-memory

    nmeierpolys
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    Make it easy for agents to build their context about your projects over time The server provides a set of tools to help agents accumulate knowledge about a project over time in a structured way.
    Last updated -
    10
    20
    3
    MIT License
    • Apple
    • Linux

  • MCP Server for Cirro Data

    NorahZager
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    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 -

  • mcp-structured-thinking

    Promptly-Technologies-LLC
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    A TypeScript Model Context Protocol (MCP) server to allow LLMs to programmatically construct mind maps to explore an idea space, with enforced "metacognitive" self-reflection.
    Last updated -
    5
    34
    23
    MIT License

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  • Ashra Structured Data Extractor MCP

    getrupt
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    security
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    Extract structured data from any website with a simple SDK call. No scraping code, no headless browsers - just prompt and get JSON.
    Last updated -
    43

  • 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
    431
    MIT License

  • mcp-data-extractor

    sammcj
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    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
    25
    8
    MIT License

  • 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 Think Tool

    DannyMac180
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    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 -
    130
    MIT License
    • Linux
    • Apple

  • MCP Tool

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

  • 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
    431
    MIT License

  • Divide and Conquer MCP Server

    landicefu
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    Enables AI agents to break down complex tasks into manageable pieces using a structured JSON format with task tracking, context preservation, and progress monitoring capabilities.
    Last updated -
    15
    52
    6
    MIT License
    • Apple
    • Linux

  • db-mcp-tool

    wirdes
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    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

    piotrpalek
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    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

  • MCP Think Tool Server

    cgize
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    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
    46
    34
    MIT License

  • Twitter MCP Tool

    jalaj-pandey
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    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-tool-chainer

    thirdstrandstudio
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    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
    51
    MIT License

  • Tool Filter MCP

    respawn-app
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    Filters and blocks specific tools from upstream MCP servers using regex patterns to reduce context pollution and remove unwanted tools from AI agent interactions.
    Last updated -
    13
    MIT License

  • MCP Data Analytics Server

    Edwin1719
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    A FastMCP-based server that provides data analysis tools for processing, analyzing, and visualizing data with an intuitive Streamlit web interface.
    Last updated -
    2
    MIT License

  • MCP Data Wrangler

    shibuiwilliam
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    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

  • Gemini MCP Tool

    jamubc
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    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
    40,569
    1,425
    • Apple
    • Linux

  • MCP Think Tool Server

    abhinav-mangla
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    A Model Context Protocol server that provides Claude with a dedicated space for structured thinking during complex problem-solving tasks, helping improve its reasoning capabilities.
    Last updated -
    1
    61
    9
    MIT License
    • Apple

  • Awels PDF Processing Server

    awels-io
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    Enables conversion of PDF files to Markdown format with optional image extraction using docling. Supports batch processing of multiple PDFs with structured output including metadata and processing statistics.
    Last updated -
    MIT License

  • Weather MCP Tool

    jalaj-pandey
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    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 -

  • focus_mcp_data

    FocusSearch
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    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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    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 -
    8
    1
    MIT License

  • Account and Transaction MCP Server

    ag2-mcp-servers
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    An MCP Server that provides a conversational interface to the UK Open Banking account information API, allowing agents to interact with bank account data through natural language commands.
    Last updated -

  • mcp-tool-builder

    hanweg
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    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

  • Market Data MCP Server

    pishnuke
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    security
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    Enables fetching market and options data including OHLCV prices, option chains, Greeks, and corporate events through a pluggable FastAPI service. Supports creating aligned training datasets for financial analysis and uses yfinance by default with support for custom data providers.
    Last updated -