mcpopen-sourceverified

Mattermost MCP

Self-hosted team chat for agents

Open-source Slack alternative. Full channel and DM access.

Frequently asked questions

  • What is Mattermost MCP?

    Mattermost MCP is an MCP server by Community. Open-source Slack alternative. Full channel and DM access.

  • Is Mattermost MCP free?

    Yes — open-source and free to self-host.

  • How do I install Mattermost MCP?

    See the repository or homepage for installation instructions.

  • Who maintains Mattermost MCP?

    Mattermost MCP is maintained by Community (community project). It is verified by Loadout.

  • Does Mattermost MCP work with other Communication tools?

    Yes — Mattermost MCP is part of the Communication category on Loadout and works alongside other Communication MCP servers. Pair it with any MCP-compatible host like Claude Desktop, Cursor or Windsurf.