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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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5,017 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • Sequential Thinking MCP Server

    arben-adm
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    security
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    license
    A
    quality
    This server facilitates structured problem-solving by breaking down complex issues into sequential steps, supporting revisions, and enabling multiple solution paths through full MCP integration.
    Last updated -
    3
    90
    Python
    MIT License
    • Apple

  • Unconventional-thinking MCP server

    stagsz
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    security
    A
    license
    A
    quality
    This is a MCP server that implements an unreasonable thinking system. It helps generate unconventional solutions: Generating unreasonable thoughts that challenge conventional wisdom. Creating branches of thinking in different directions
    Last updated -
    3
    10
    JavaScript
    MIT License
    • Apple

  • Sequential Thinking Multi-Agent System

    FradSer
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    security
    F
    license
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    quality
    An advanced MCP server that implements sophisticated sequential thinking using a coordinated team of specialized AI agents (Planner, Researcher, Analyzer, Critic, Synthesizer) to deeply analyze problems and provide high-quality, structured reasoning.
    Last updated -
    124
    Python
    • Linux
    • Apple

  • Gemini Thinking Server

    bartekke8it56w2
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    security
    F
    license
    A
    quality
    An MCP server implementation that leverages Google's Gemini API to provide analytical problem-solving capabilities through sequential thinking steps without code generation.
    Last updated -
    1
    14
    JavaScript

  • Systems MCP

    lethain
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    security
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    license
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    quality
    An MCP server that allows users to run and visualize systems models using the lethain:systems library, including capabilities to run model specifications and load systems documentation into the context window.
    Last updated -
    2
    1
    Python
    MIT License
    • Apple

  • Code Reasoning MCP Server

    mettamatt
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    security
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    license
    A
    quality
    An enhanced sequential thinking tool optimized for programming tasks that helps break down complex coding problems into structured, self-auditing thought steps with branching and revision capabilities.
    Last updated -
    1
    248
    55
    TypeScript
    MIT License
    • Apple

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  • Sequential Story MCP Server

    dhkts1
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    security
    F
    license
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    quality
    Provides tools for structuring complex problems through narrative-based sequential story elements or systematic sequential thinking, helping make complex problems more memorable and easier to understand.
    Last updated -
    11
    Python
    • Apple
    • Linux

  • Shannon Thinking MCP Server

    olaservo
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    security
    A
    license
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    quality
    A tool that implements Claude Shannon's problem-solving methodology to help break down complex problems into structured steps including problem definition, constraints, modeling, validation, and implementation.
    Last updated -
    1
    55
    10
    TypeScript
    MIT License

  • Sequential Thinking Tool API

    bta4935
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    security
    F
    license
    -
    quality
    A Node.js/TypeScript backend for managing sequential thinking sessions, allowing users to create sessions and post thoughts in a structured sequence with support for real-time updates via Server-Sent Events.
    Last updated -
    TypeScript

  • Retrieval-Augmented Thinking MCP Server

    stat-guy
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    security
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    license
    A
    quality
    Enhances AI model capabilities with structured, retrieval-augmented thinking processes that enable dynamic thought chains, parallel exploration paths, and recursive refinement cycles for improved reasoning.
    Last updated -
    1
    4
    JavaScript
    MIT License

  • MCP Think Tool Server

    cgize
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    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
    105
    5
    JavaScript
    MIT License

  • Elasticsearch 7.x MCP Server

    imlewc
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    security
    A
    license
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    quality
    Provides an MCP protocol interface for interacting with Elasticsearch 7.x databases, supporting comprehensive search functionality including aggregations, highlighting, and sorting.
    Last updated -
    3
    1
    Python
    Apache 2.0

  • Branch Thinking MCP Server

    m-siles
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    security
    A
    license
    A
    quality
    An MCP server for navigating thought processes using branches, supporting thought cross-references and priority tracking to enhance insight generation and structured idea exploration.
    Last updated -
    1
    20
    TypeScript
    MIT License

  • mcp-sequentialthinking-tools

    spences10
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    security
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    license
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    quality
    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 -
    1
    664
    132
    TypeScript
    MIT License

  • Sequential Questioning MCP Server

    bitgeese
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    security
    F
    license
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    quality
    A specialized server that enables LLMs to gather specific information through sequential questioning, implementing the MCP standard for seamless integration with LLM clients.
    Last updated -
    Python

  • Windows CLI MCP Server

    SimonB97
    A
    security
    A
    license
    A
    quality
    A Model Context Protocol server that provides secure command-line access to Windows systems, allowing MCP clients like Claude Desktop to safely execute commands in PowerShell, CMD, and Git Bash shells with configurable security controls.
    Last updated -
    9
    350
    105
    JavaScript
    MIT License

  • MCP Sequential Thinking Tools

    xinzhongyouhai
    A
    security
    A
    license
    A
    quality
    Guides problem-solving by breaking down complex problems into steps and recommending appropriate MCP tools for each stage, with confidence scores and rationales for tool suggestions.
    Last updated -
    1
    664
    MIT License

  • MCP Client Configuration Server

    landicefu
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    security
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    license
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    quality
    A tool that helps manage and synchronize MCP server configurations across different AI assistant clients (Cline, Roo Code, WindSurf, Claude), automating the process of retrieving, listing, adding, and removing server configurations from client configuration files.
    Last updated -
    6
    6
    1
    JavaScript
    MIT License
    • Apple

  • MCP Think Tool Server

    abhinav-mangla
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    security
    A
    license
    A
    quality
    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 -
    3
    21
    1
    TypeScript
    MIT License

  • Gemini Thinking MCP Server

    falahgs
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    security
    -
    license
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    quality
    A Model Context Protocol (MCP) server implementation for the Google Gemini language model. This server allows Claude Desktop users to access the powerful reasoning capabilities of Gemini-2.0-flash-thinking-exp-01-21 model.
    Last updated -
    JavaScript
    MIT License

  • Letta MCP Server

    oculairmedia
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    security
    A
    license
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    quality
    An MCP server implementation that enables interaction with the Letta API for managing agents, memory blocks, and tools in the Letta system.
    Last updated -
    9
    13
    JavaScript
    MIT License
    • Linux
    • Apple

  • Sequential Thinking MCP Server

    zalab-inc
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    security
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    license
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    quality
    Provides a tool for dynamic and reflective problem-solving by breaking complex problems into manageable steps with support for revision, branching, and hypothesis generation.
    Last updated -
    13,824
    JavaScript

  • Have I Been Pwned MCP Server

    Cyreslab-AI
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    security
    A
    license
    A
    quality
    A Model Context Protocol (MCP) server that provides integration with the Have I Been Pwned API to check if your accounts or passwords have been compromised in data breaches.
    Last updated -
    4
    JavaScript
    MIT License
    • Apple

  • cmd-mcp-server

    PhialsBasement
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    security
    A
    license
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    quality
    MCP server allowing any and all command execution over CMD
    Last updated -
    2
    33
    9
    JavaScript
    MIT License
    • Linux

  • MCPfinder Server

    mcpfinder
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    license
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    Enables AI assistants to discover, retrieve details about, and manage MCP (Model Context Protocol) servers that provide additional tools and capabilities on demand.
    Last updated -
    4
    724
    1
    JavaScript
    AGPL 3.0
    • Linux
    • Apple

  • MCP Server Template for Cursor IDE

    MyBlockcities
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    security
    A
    license
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    quality
    A template for creating custom tools for Cursor IDE using Model Context Protocol that allows users to deploy their own MCP server to Heroku and connect it to Cursor IDE.
    Last updated -
    2
    1
    Python
    MIT License
    • Linux
    • Apple

  • Azure Resource Graph MCP Server

    hardik-id
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    security
    A
    license
    A
    quality
    A Model Context Protocol server for querying and analyzing Azure resources at scale using Azure Resource Graph, enabling AI assistants to explore and monitor Azure infrastructure.
    Last updated -
    1
    5
    TypeScript
    MIT License
    • Linux
    • Apple

  • openrpc-mpc-server

    shanejonas
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    security
    A
    license
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    quality
    A Model Context Protocol (MCP) server that provides JSON-RPC functionality through OpenRPC.
    Last updated -
    2
    7
    33
    JavaScript
    Apache 2.0
    • Apple

  • MCP 3D Printer Server

    DMontgomery40
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    security
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    license
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    quality
    Enables interaction with 3D printer management systems through an MCP server, supporting STL file manipulation, slicing, and control of printers like OctoPrint, Klipper, Duet, and more.
    Last updated -
    11
    33
    48
    TypeScript
    GPL 2.0
    • Linux
    • Apple

  • MCP Language Server

    isaacphi
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    security
    A
    license
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    quality
    Runs a language server and provides tools for communicating with it. Language servers excel at tasks that LLMs often struggle with, such as precisely understanding types, understanding relationships, and providing accurate symbol references.
    Last updated -
    299
    Go
    BSD 3-Clause
    • Apple
    • Linux

  • MCP Server for FTP Access

    alxspiker
    A
    security
    F
    license
    A
    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

  • Emergency Medicare Planner MCP Server

    manolaz
    A
    security
    A
    license
    A
    quality
    Integrates with Google Maps to locate and evaluate medical facilities in emergency situations, helping users find appropriate hospitals and clinics based on medical needs, emergency level, and facility capabilities.
    Last updated -
    5
    4
    JavaScript
    MIT License