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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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5,334 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • 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.
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    4
    JavaScript
    MIT License

  • 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.
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    20
    TypeScript
    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.
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    55
    10
    TypeScript
    MIT License

  • 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.
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    42
    7
    JavaScript
    MIT License

  • 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
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    16
    JavaScript
    MIT License
    • Apple

  • 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.
    Last updated -
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    90
    Python
    MIT License
    • Apple

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  • 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.
    Last updated -
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    174
    13
    TypeScript
    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.
    Last updated -
    1
    TypeScript
    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.
    Last updated -
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    2
    TypeScript
    MIT License

  • 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 -
    124
    Python
    • Linux
    • 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.
    Last updated -
    JavaScript
    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 -
    2
    JavaScript
    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
    Last updated -
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    6
    7
    TypeScript
    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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    537
    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.
    Last updated -
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    14
    JavaScript

  • Deep Thinking Assistant

    shark-bot-0118
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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.
    Last updated -

  • 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.
    Last updated -
    TypeScript

  • 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.
    Last updated -
    13,824
    JavaScript

  • Africa's Talking Airtime MCP

    nasoma
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    Enables users to manage airtime transactions through the Africa's Talking API, allowing them to check account balance, send airtime to phone numbers, view transaction history, and analyze top-up patterns across supported African countries.
    Last updated -
    5
    1
    Python
    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 -
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    101
    JavaScript
    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
    TypeScript