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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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9,101 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • Smart-Thinking

    Leghis
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    A sophisticated MCP server that provides a multi-dimensional, adaptive reasoning framework for AI assistants, replacing linear reasoning with a graph-based architecture for more nuanced cognitive processes.
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    MIT License
    • Apple
    • Linux

  • Branch Thinking

    ssdeanx
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    An MCP server that enables managing multiple lines of thought with features like branch navigation, cross-references between related thoughts, and insight generation from key points.
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    13
    MIT License
    • Apple

  • 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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    MIT License

  • Gemini Thinking Server

    bartekke8it56w2
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    An MCP server implementation that leverages Google's Gemini API to provide analytical problem-solving capabilities through sequential thinking steps without code generation.
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  • Deep Thinking Assistant

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    An OpenAI API-based MCP server that provides deep thinking and analysis capabilities, integrating with AI editor models to deliver comprehensive insights and practical solutions.
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  • Unconventional-thinking MCP server

    stagsz
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    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 -
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    20
    MIT License
    • Apple

  • Sequential Thinking MCP Server

    LangGPT
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    An MCP server that enables Claude to break down complex problems into manageable steps with support for revision and branching, facilitating dynamic and reflective problem-solving through a structured thinking process.
    Last updated -
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    9
    • Apple

  • Gemini Thinking MCP Server

    falahgs
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    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.
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    MIT License

  • Sequential Thinking MCP Server

    arben-adm
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    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.
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    674
    MIT License
    • Apple

  • Branch Thinking MCP Server

    m-siles
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    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 -
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    38
    MIT License

  • Shannon Thinking MCP Server

    olaservo
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    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 -
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    37
    MIT License

  • Sequential Thinking Tool API

    bta4935
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    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.
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  • Retrieval-Augmented Thinking MCP Server

    stat-guy
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    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 -
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    MIT License
    • Apple

  • Sequential Thinking Multi-Agent System

    FradSer
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    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 -
    243
    • Linux
    • Apple

  • Enhanced Sequential Thinking MCP Server

    new69toss
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    Enables structured problem-solving through sequential thinking stages with persistent storage and analysis. Helps break down complex problems into manageable cognitive steps while tracking progress and generating summaries of the entire thought process.
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    MIT License

  • MCP Sequential Thinking Tools

    xinzhongyouhai
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    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 -
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    472
    25
    MIT License

  • Chain of Draft Thinking

    bsmi021
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    Chain of Draft Server is a powerful AI-driven tool that helps developers make better decisions through systematic, iterative refinement of thoughts and designs. It integrates seamlessly with popular AI agents and provides a structured approach to reasoning, API design, architecture decisions, code r
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    MIT License

  • Sequential Thinking MCP Server

    zalab-inc
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    Provides a tool for dynamic and reflective problem-solving by breaking complex problems into manageable steps with support for revision, branching, and hypothesis generation.
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  • Sequential Thinking MCP Server

    cmarin
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    Enables structured, step-by-step problem-solving with dynamic revision and branching capabilities. Supports breaking down complex problems into manageable steps while allowing course corrections and alternative reasoning paths.
    Last updated -
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    75,318

  • Actor-Critic Thinking MCP Server

    aquarius-wing
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    Provides dual-perspective analysis through alternating actor (creator/performer) and critic (analyzer/evaluator) viewpoints, generating comprehensive performance evaluations with balanced, actionable feedback.
    Last updated -
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    108
    21
    MIT License

  • Deepseek-Thinking-Claude-3.5-Sonnet-CLINE-MCP

    niko91i
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    A Model Context Protocol server that combines DeepSeek R1's reasoning capabilities with Claude 3.5 Sonnet's response generation, enabling two-stage AI processing where DeepSeek's structured reasoning enhances Claude's final outputs.
    Last updated -
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    MIT License

  • RAT MCP Server

    newideas99
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    Facilitates two-stage reasoning processes using DeepSeek for detailed analysis and supports multiple response models such as Claude 3.5 Sonnet and OpenRouter, maintaining conversation context and enhancing AI-driven interactions.
    Last updated -
    108
    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 -
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  • LPS MCPofficial

    lpsDevelopers
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    A minimal server that provides Claude AI with secure file system access and sequential thinking capabilities, allowing Claude to navigate directories, read files, and break down complex problems into structured thinking steps.
    Last updated -
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    MIT License
    • Apple
    • Linux

  • TranscriptionTools MCP Server

    MushroomFleet
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    Provides intelligent transcript processing capabilities for Claude, featuring natural formatting, contextual repair, and smart summarization powered by Deep Thinking LLMs.
    Last updated -
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    MIT License

  • MCP Think Tank

    flight505
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    Provides AI assistants with enhanced reasoning capabilities through structured thinking, persistent knowledge graph memory, and intelligent tool orchestration for complex problem-solving.
    Last updated -
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    • Apple
    • Linux

  • Visum Thinker MCP Server

    multiluca2020
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    Provides structured sequential thinking capabilities for AI assistants to break down complex problems into manageable steps, revise thoughts, and explore alternative reasoning paths.
    Last updated -
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    MIT License

  • MCP Think

    ddkang1
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    A Model Context Protocol server that provides AI assistants like Claude with a dedicated space for structured thinking during complex problem-solving tasks.
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    MIT License

  • Cursor Claude Think MCP

    DJBuildIt
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    Enables Claude's explicit thinking mode in Cursor, allowing users to see Claude's step-by-step reasoning process when prefacing queries with 'think'.
    Last updated -
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    MIT License
    • Linux
    • Apple