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mcp/harbor
VS Code

slack for VS Code

com.pulsemcp/slack

MCP server for Slack — read/write messages, manage threads, and react to messages.

client:VS Code transport:stdio runtime:npm

Install slack in VS Code

.vscode/mcp.json 

{
  "inputs": [
    {
      "type": "promptString",
      "id": "slack-bot-token",
      "description": "SLACK_BOT_TOKEN",
      "password": true
    },
    {
      "type": "promptString",
      "id": "enabled-toolgroups",
      "description": "ENABLED_TOOLGROUPS",
      "password": true
    }
  ],
  "servers": {
    "slack": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "slack-workspace-mcp-server"
      ],
      "env": {
        "SLACK_BOT_TOKEN": "${input:slack-bot-token}",
        "ENABLED_TOOLGROUPS": "${input:enabled-toolgroups}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

slack in other clients

slack MCP server