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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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9,479 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • MCP Server for Slack

    z9905080
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    A Model Context Protocol server implementation that enables AI assistants to interact with Slack workspaces, allowing them to browse channels, send messages, reply to threads, add reactions, and retrieve user information.
    Last updated -
    11
    2
    Apache 2.0

  • mac-messages-mcp

    carterlasalle
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    A Python bridge for interacting with the macOS Messages app using MCP (Multiple Context Protocol). Simple install using uvx mac-messages-mcp
    Last updated -
    9
    162
    MIT License
    • Apple

  • Nexmo Messages MCP Server

    ag2-mcp-servers
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    An MCP server that enables interaction with Nexmo's Messages API, allowing agents to send and manage messages across various channels via natural language commands.
    Last updated -

  • Slack

    zencoderai
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    Interact with Slack Workspaces over the Slack API. Supports stdio and Streamable HTTP transport. Extended from Anthropic's archived server
    Last updated -
    272
    35

  • Claude Slack

    theo-nash
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    Enables structured team communication for Claude Code agents through Slack-like channels and direct messages. Supports project isolation, subscription management, and agent notes for sophisticated multi-agent collaboration workflows.
    Last updated -
    90
    4
    MIT License

  • Slack MCP Server

    hyunol7
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    A Model Context Protocol server that integrates with Slack API, allowing users to send messages, view channel history, manage channels, send direct messages, and retrieve user lists from Slack workspaces.
    Last updated -
    1
    • Apple
    • Linux

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  • Slack MCP Server

    MNizarSall
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    security
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    quality
    Enables AI assistants to interact with Slack workspaces through the Model Context Protocol, providing tools for reading/sending messages, managing channels, and accessing Slack API functionality.
    Last updated -
    1
    MIT License

  • Slack MCP

    NeilKuo-opennet
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    security
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    A simple Model Context Protocol server for Slack integration that enables messaging, channel management, and workspace search capabilities.
    Last updated -

  • Slack MCP Server

    AVIMBU
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    license
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    A connector enabling Claude Desktop or any MCP client to interact with Slack workspaces to post messages and query user lists.
    Last updated -
    2
    23

  • Slack MCP

    korotovsky
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    The most powerful MCP server for Slack Workspaces. This integration supports both Stdio and SSE transports, proxy settings and does not require any permissions or bots being created or approved by Workspace admins 😏.
    Last updated -
    2
    671
    MIT License
    • Apple
    • Linux

  • Slack MCP Server

    will2023a
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    Enables comprehensive Slack workspace automation and management through the Slack API. Supports messaging, channel management, analytics, file uploads, polls, user management, and advanced features like scheduled messages and bulk operations.
    Last updated -
    7,642

  • Yes or No MCP

    a-polishchuk
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    A simple MCP server implementation in TypeScript that communicates over stdio, allowing users to ask questions that end with 'yes or no' to trigger the MCP tool in Cursor.
    Last updated -
    1
    0

  • Slack Notify MCP

    SilasReinagel
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    MCP server for posting messages to Slack channels via webhooks or bot API. Supports configurable usernames, emojis, and both webhook and bot token authentication modes.
    Last updated -
    0
    MIT License

  • 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

  • Slack-MCP

    caramuto-redhat
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    security
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    quality
    A Message Control Protocol server that integrates with Slack to provide channel management, messaging capabilities, and log monitoring across multiple servers, enabling teams to share logs and receive automated alerts in Slack channels.
    Last updated -

  • Slack MCP Server

    yeoamlog
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    A comprehensive Slack integration server that enables sending messages, managing channels, uploading files, and running Pomodoro timers through FastMCP v2.
    Last updated -
    1

  • Slack MCP Server

    aryahadii
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    A Model Context Protocol server that provides read-only access to Slack data including messages, channels, and users through secure API endpoints.
    Last updated -
    MIT License

  • Slack Search MCP Server

    takuya0206
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    security
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    An MCP server that enables LLMs to access Slack's search functionality to retrieve users, channels, messages, and thread replies from a Slack workspace.
    Last updated -
    3

  • Slack MCP Server

    piekstra
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    Enables interaction with Slack workspaces through comprehensive channel management, messaging, user management, file uploads, and Block Kit formatting. Features secure credential storage via macOS Keychain and supports all major Slack operations including reactions and workspace information.
    Last updated -
    26
    1
    MIT License
    • Apple

  • Slack MCP Server

    ubie-oss
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    A server implementing Model Context Protocol that enables AI assistants to interact with Slack API through a standardized interface, providing tools for messaging, channel management, user information retrieval, and more.
    Last updated -
    9
    100
    Apache 2.0

  • Slack MCP Server

    modelcontextprotocol
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    MCP Server for the Slack API, enabling Claude to interact with Slack workspaces.
    Last updated -
    11,120
    68,255
    MIT License
    • Apple

  • A Share MCP

    24mlight
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    quality
    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
    424
    MIT License

  • Slack User MCP Server

    lars-hagen
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    Enables interaction with Slack workspaces as a user, supporting channel listing, message posting, threading, reactions, and user management via the Slack API.
    Last updated -
    8
    MIT License

  • Slack Lists MCP Server

    BurtTheCoder
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    Enables AI assistants to interact with Slack Lists through comprehensive tools for creating, retrieving, filtering, and managing list items. Supports bulk operations, data export, subtask creation, and all Slack List field types with robust error handling and production-ready implementation.
    Last updated -
    1
    MIT License

  • MCP Tool

    PiuQiuPiaQia
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    security
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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

  • Twitter MCP Tool

    jalaj-pandey
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    security
    F
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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 -

  • A-Share MCP Server

    24mlight
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    security
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    quality
    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
    424
    MIT License

  • 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

    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 -
    128
    MIT License
    • Linux
    • Apple

  • MCP Think Tool

    piotrpalek
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    quality
    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