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Best of 2026 · updated 2026-10-16

Best Slack MCP servers

We track 45 MCP servers that mention Slack. The most-starred is TrendRadar (62,941 ★). Entries from the official MCP Registry without a GitHub repo show no star count.

45 matches · Ranked by real GitHub stars. Sponsored slots are labelled and never change the ranking.

#NameStars
1TrendRadar sansan0Python · GPL-3.0 · 1d ago62,941
2Macro macro-incRust · AGPL-3.0 · 1d ago4,679
3Pipeshub AI pipeshub-aiPython · Apache-2.0 · 3h ago3,837
4Slackdump rusqGo · AGPL-3.0 · 4d ago2,826
5Slack MCP Server korotovskyGo · MIT · 3mo ago1,866
6Phantom ghostwrightTypeScript · Apache-2.0 · 4mo ago1,483
7Ongrid ongridioGo · AGPL-3.0 · 1d ago1,178
8Openloomi melandlabsTypeScript · Apache-2.0 · 3w ago1,034
9Caspian SDK TryCaspianPython · AGPL-3.0 · 1mo ago974
10Open Agent Connector Anil-matchaPython · Apache-2.0 · 1d ago838
11Switch sandbox-quantumPython · 1d ago769
12Lemma Platform lemma-workPython · AGPL-3.0 · 1d ago558
13Claude Ops Lifecycle-Innovations-LimitedShell · MIT · 4h ago545
14CoWork OS CoWork-OSTypeScript · MIT · 1d ago485
1510xProductivity ZhixiangLuoPython · MIT · 3mo ago480
  1. ⭐AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts. 告别信息过载,你的 AI 舆情监控助手与热点筛选工具!聚合多平台热点 + RSS 订阅,支持关键词精准筛选。AI 智能筛选新闻 + AI 翻译 + AI…

    $git clone https://github.com/sansan0/TrendRadar
  2. Macro is a unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — @-linked together with shared AI memory.

    $claude mcp add --transport http macro https://mcp-server.macro.com/mcp
  3. The open-source context layer for AI agents. PipesHub turns your company's knowledge (Slack, Drive, Jira, GitHub, Microsoft 365 and 40+ connectors) into a permission-aware…

    $git clone https://github.com/pipeshub-ai/pipeshub-ai
  4. Save or export your private and public Slack messages, threads, files, and users locally without admin privileges.

    $brew install slackdump
  5. The most powerful MCP Slack Server with no permission requirements, Apps support, GovSlack, DMs, Group DMs and smart history fetch logic.

    $git clone https://github.com/korotovsky/slack-mcp-server
  6. An AI co-worker with its own computer. Self-evolving, persistent memory, MCP server, secure credential collection, email identity. Built on the Claude Agent SDK.

    $git clone https://github.com/ghostwright/phantom
  7. An ops AI Agent that understands your infrastructure, finds the root cause, and fixes it — right from Slack, Telegram, Lark or DingTalk.

    $git clone https://github.com/ongridio/ongrid
  8. OpenLoomi is an open-source AI coworker. It connects your work tools, understands what you’re working on, and tells you what needs your attention, why it matters, and what to…

    $git clone https://github.com/melandlabs/openloomi
  9. Agent communication SDK. The open-source agent communication layer for AI agents — email, WhatsApp, Slack, Discord, Telegram, SMS. Python & TypeScript.

    $pip install caspian-sdk
  10. Open-source, self-hosted alternative to Composio, Nango, Merge.dev, and Arcade.dev for AI agent integrations. Run GitHub, Slack, Hacker News, and custom HTTP actions over MCP…

    $pip install pytest pytest-asyncio
  11. Connect any AI agent to your team in Slack, Teams & Discord. Open-source and self-hostable.

    $claude mcp add switch-docs --transport http https://docs.switchagents.ai/mcp
  12. Multiplayer harness that shapes around your work. Agents, apps and workflows your team shares, used from Slack, Telegram, WhatsApp, Teams, Email, Web or your own AI agent.

    $git clone https://github.com/lemma-work/lemma-platform
  13. Business operating system for Claude Code — 57 skills, 21 agents, smart daemon. Unified inbox (WhatsApp/Email/Slack/Telegram), autonomous PR merge, full-AWS monitoring, revenue…

    $/plugin marketplace add Lifecycle-Innovations-Limited/claude-ops
  14. Personal AI assistant for work inside corporate constraints, built on coding agents and the tools, sessions, and permissions you already have.

    $git clone https://github.com/ZhixiangLuo/10xProductivity
  15. Selene is a desktop app that runs AI agents on your machine. Connect them to your WhatsApp, Telegram, Slack, or Discord. Write code, generate images, build personal assistants.…

    $git clone https://github.com/tercumantanumut/selene
  16. Multi-agent AI platform with voice and text control. Visual workflows, web interface, and chat integrations (Telegram, Discord, Slack). Long-term memory, any LLM backend,…

    $git clone https://github.com/achetronic/magec
  17. OpenHermit is the open-source platform for deploying fleets of AI agents as production services — durable state, sandboxed execution, managed at scale, and the channels you…

    $npm install -g openhermit
  18. Self-hosted gateway for Claude Code, Codex, Antigravity, Grok Build, OpenCode. Run AI coding agents on your own infra with a shared local-first memory layer. Drive from web,…

    $npx opendray
  19. Free, local MCP server that audits ClickUp, Slack & Teams for work that slipped through.

    $npx -y pickle-mcp