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.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

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.

Comments

More Developer Tools MCP servers

Yocoolab

MCP server for AI Agents — exposes Yocoolab feedback threads and design selections as tools

LastPing

Know when your AI agents, cron jobs and CI pipelines fail, stall or go quiet. Your agent sets up monitors from a plain description, tells you what is broken and why, reads run history and traces, and writes notes on inci

directree

coburn2716

directree MCP server — query the honest software directory from any AI assistant

Agent Conductor

icohangar-ops

Agent conductor — AGENTS.md contract parser, SKILL.md registry, CHP decision engine over MCP

Cronwatch

cronwatchdev

CronWatch records every run of your scheduled jobs in your own database, and speaks up when one is missed, fails, gets stuck, runs slow or costs too much. CronWatch is free and open-source.