My Slack MCP Server Extension

@motsuo373

Repository

Basic information

About My Slack MCP Server Extension

An extension for Slack's MCP server

My Slack MCP Server Extension config

No standard config provided

This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.

Repository

My Slack MCP Server Extension tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

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Overview

What is My Slack MCP Server Extension?

My Slack MCP Server Extension is an extension of the official Slack MCP Server that adds custom functionality, enabling Claude to interact with Slack workspaces with an additional search tool.

How to use My Slack MCP Server Extension?

Setup follows the original Slack MCP Server documentation. After configuration, use the provided tools; the extension adds slack_search_messages for searching messages with optional DM exclusion.

Key features of My Slack MCP Server Extension

Adds a custom slack_search_messages tool
Supports optional exclusion of direct messages from search results
Configurable result count (default 5)
Retains all tools from the original Slack MCP Server
Licensed under MIT License

Use cases of My Slack MCP Server Extension

Search for messages across channels while excluding DMs
Retrieve recent messages matching a specific query with adjustable count
Integrate with Claude for Slack workspace queries

Frequently asked questions

What does this extension add compared to the original Slack MCP Server?

It adds the `slack_search_messages` tool with optional DM exclusion and configurable result count.

What are the setup requirements?

Setup follows the original Slack MCP Server documentation; refer to that for instructions.

Does this extension support all original Slack MCP tools?

Yes, the extension retains all original tools; only the additional `slack_search_messages` is documented here.

How do I exclude direct messages from search results?

Set `excludeDMsFromSearch` to `true` in the configuration when using `slack_search_messages`.

What license is this extension under?

The MIT License.

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