conarti/mattermost-mcp

Overview

An open-source MCP server that enables Claude to interact with Mattermost workspaces. Built in TypeScript, it provides a bridge for Claude AI to read and send messages within Mattermost channels.

Best for

Best for
Developers using Claude who need to connect it to Mattermost workspaces

Use cases

• Let Claude read messages from Mattermost channels
• Send automated messages to Mattermost workspaces via Claude
• Integrate Claude with Mattermost for workflow automation

How to use

Install

npx @conarti/mattermost-mcp --help

Tools exposed

• MATTERMOST_URL
• MATTERMOST_TOKEN
• MATTERMOST_TEAM_ID
• mattermost_list_channels
• mattermost_get_channel_history
• mattermost_post_message
• mattermost_reply_to_thread
• mattermost_add_reaction
• mattermost_get_thread_replies
• mattermost_get_users
• mattermost_get_user_profile
• mattermost_run_monitoring

Tested with

Claude Code, Cursor, Continue

Notes

An open-source MCP server that enables Claude to interact with Mattermost workspaces. Built in TypeScript, it provides a bridge for Claude AI to read and send messages within Mattermost channels.

2 stars on GitHub. Last updated 2025-12-20.

Use cases

• Let Claude read messages from Mattermost channels
• Send automated messages to Mattermost workspaces via Claude
• Integrate Claude with Mattermost for workflow automation

Pros

• Open-source and free to use
• Modern TypeScript codebase
• Lightweight MCP server for easy integration

Cons

• Low community adoption (2 GitHub stars)
• Requires manual setup of MCP environment
• Limited documentation and examples due to early stage

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.