MCP.Market

Slack MCP server

by mindstone·io.github.mindstone/mcp-server-slack·v0.3.5·12 stars
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Slack MCP server: channels, messages, threads, reactions, users, files, and scheduled messages

A85/100grade A
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Safety scan
A85/100

not scanned yet

Adoption
Growing

12 stars102 downloads/wk

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If you have run it, two minutes of your experience saves the next person an afternoon.

Slack tools

No tool declarations could be read from the package source. They show once the server is installed.

Not scanned yet. New listings are scanned within a day or two of arriving.

How Slack compares

Against every graded Productivity MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
85/100
higher than 65% of 1,299 Productivity servers
GitHub stars
12
more than 79% of 854 Productivity servers
Downloads a week
102
more than 57% of 427 Productivity servers with a package

Release history: 6 versions in the registry since 2026-08-06, latest 2026-11-04, typically one every 2 days.

Install Slack in Claude Code, Cursor or VS Code

Runs npx -y @mindstone/mcp-server-slack on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add mcp-server-slack -- npx -y @mindstone/mcp-server-slack
Add to Cursor

What the publisher says

From the Slack repository's README, as published. We do not edit it. Read it on GitHub

mcp-servers

Source-available MCP servers by Mindstone. Works with any MCP host — Claude Desktop, Cursor, Rebel, and others.

Browse all 35 connectors with their version, auth model, and tool count at the catalogue site (regenerated from each connector's STATUS.json on every push).

Connectors

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Slack: common questions

Is Slack MCP server safe?
Yes, by our scan: it is graded A (85/100). Read the Slack safety report
How do I install Slack?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Slack need an API key?
Yes. The registry entry asks for SLACK_CLIENT_SECRET.
Is Slack maintained?
The last commit was 52 days ago (2026-09-13). The latest release is v0.3.5.
What can I use instead of Slack?
Servers from other publishers that do the same job: Apple Tools (Unified) MCP server, Quorus MCP server and Agent-Native Dispatch MCP server.
How does Slack compare with other Productivity MCP servers?
safety score 85/100 (higher than 65% of 1,299 Productivity servers); github stars 12 (more than 79% of 854 Productivity servers); downloads a week 102 (more than 57% of 427 Productivity servers with a package). Full comparison.

Alternatives to Slack

Same job from other publishers: the closest match first, then the best rated.

  • Apple Tools (Unified)
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    A
  • Quorus
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    C
  • Agent-Native Dispatch
    Central Slack/Telegram router with jobs, memory, approvals, and A2A delegation
    More from BuilderIO →
    A
  • AIquila — Nextcloud MCP Server
    Nextcloud MCP server — 345 tools: files, calendar, contacts, mail, Talk, Deck, photos, maps, notes
    C
  • iCloud MCP
    Apple Mail, Calendar, Contacts, Reminders, Notes, Messages and Safari via AppleScript or iCloud
    B

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