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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:

  • 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.
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  • 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.
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    287
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    MIT License
    • Apple
    • Linux

  • 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.
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    48
    23
    MIT License

  • Google OR-Tools server

    Jacck
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    MCP-ORTools integrates Google's OR-Tools constraint programming solver with Large Language Models through the MCP, enabling AI models to: Submit and validate constraint models Set model parameters Solve constraint satisfaction and optimization problems Retrieve and analyze solution
    Last updated -
    14
    MIT License
    • Apple

  • 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.
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  • Ashra Structured Data Extractor MCP

    getrupt
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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 -
    41

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  • MCP Tools for Obsidian

    jacksteamdev
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    A local MCP server that enables AI applications like Claude Desktop to securely access and work with Obsidian vaults, providing capabilities for reading notes, executing templates, and performing semantic searches.
    Last updated -
    342
    MIT License
    • 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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  • 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 -
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    MIT License

  • MCP PII Tools

    czangyeob
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    Enables high-precision detection, anonymization, encryption and decryption of personally identifiable information (PII) in text using GPT-4o-based detection and advanced cryptographic methods. Supports both deterministic encryption for searchable data and format-preserving encryption for structured identifiers.
    Last updated -
    8
    1
    • Apple

  • YaVendió Toolsofficial

    YaVendio
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    An MCP-based messaging system that allows AI systems to interact with various messaging platforms through standardized tools for sending text, images, documents, buttons, and alerts.
    Last updated -

  • MCP Tools

    starzzzzzzzzzzzzzz
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    An MCP (Model Context Protocol) server implementation using HTTP SSE (Server-Sent Events) connections with built-in utility tools including echo, time, calculator, and weather query functionality.
    Last updated -

  • ethereum-tools

    0xGval
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    A comprehensive toolkit for Ethereum blockchain analysis within Claude AI, enabling contract auditing, wallet analysis, profitability tracking, and on-chain data retrieval.
    Last updated -
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  • 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

  • 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 -
    1
    MIT License

  • MCP Calc Tools

    nbiish
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    A server that provides advanced mathematical and financial calculation capabilities for AI code assistants, enabling them to perform complex calculations like symbolic calculus, numerical methods, and financial analysis without implementing algorithms directly.
    Last updated -
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    4

  • Data Analysis MCP Server

    boyzhang666
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    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 -
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  • 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

  • Personnel Data MCP Server

    ag2-mcp-servers
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    An MCP Server that provides access to Personio's HR and personnel data through the Personnel API, allowing interaction with employee records, HR systems, and personnel management functions.
    Last updated -
    • Linux
    • Apple

  • Education Data MCP Server

    ckz
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    Provides access to Urban Institute's Education Data API through Claude, enabling users to query and analyze detailed educational data from schools, districts, and universities.
    Last updated -
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    2
    MIT License
    • Apple

  • Logseq MCP Tools

    joelhooks
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    A Model Context Protocol server that provides AI assistants with structured access to your Logseq knowledge graph, enabling retrieval, searching, analysis, and creation of content within your personal knowledge base.
    Last updated -
    50
    • Apple

  • TypeScript Tools MCP

    trkbt10
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    A Model Context Protocol (MCP) server that provides TypeScript development tools for automated refactoring and code analysis.
    Last updated -
    • Apple
    • Linux

  • Fiscal Data MCP Server

    QuantGeekDev
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    Connects to the US Treasury's Fiscal Data API, enabling users to fetch specific treasury statements, access historical data, and generate formatted reports.
    Last updated -
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    14
    • Apple

  • lark-tools-mcp

    Li-vien
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    lark-tools-mcp connects Lark and cursor. It provides cursor with the ability to read documents, send messages, process tasks, and perform data analysis.
    Last updated -
    30
    MIT License

  • image-tools-mcp

    kshern
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    Image Tools MCP is a Model Context Protocol (MCP) service that retrieves image dimensions and compresses images from URLs and local files using the TinyPNG API. It supports converting images to formats like webp, jpeg/jpg, and png, providing detailed information on width, height, type, and compressi
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    12
    7
    MIT License
    • Apple

  • MCP Civil Tools

    tutumomo
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    A Python-based MCP server that provides coordinate conversion between latitude/longitude and UTM/TWD97, along with various civil engineering calculation tools for LLM and AI application integration.
    Last updated -
    2
    • Linux
    • Apple

  • MCP Server for Splunk

    deslicer
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    Enables AI agents to interact seamlessly with Splunk environments through 20+ tools for search, analytics, data discovery, administration, and health monitoring. Features AI-powered troubleshooting workflows and supports multiple Splunk instances with production-ready security.
    Last updated -
    12
    Apache 2.0
    • Apple
    • Linux

  • Data Query MCP Server

    cfy114514
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    Enables querying and analyzing user, product, and order data with filtering capabilities and real-time statistics. Supports WebSocket connections to XiaoZhi AI platform with automatic reconnection.
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    • Linux
    • Apple

  • IMF Data MCP Server

    c-cf
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    The server integrates with the free IMF data API and provides various features to facilitate data retrieval and analysis. The server is built using the FastMCP framework and offers the following functionalities:
    Last updated -
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    3
    Apache 2.0

  • mcp-sequentialthinking-tools

    spences10
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    An adaptation of the MCP Sequential Thinking Server designed to guide tool usage in problem-solving. This server helps break down complex problems into manageable steps and provides recommendations for which MCP tools would be most effective at each stage.
    Last updated -
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    1,569
    369
    MIT License