Mattermost Developer’s Guide

Detailed information on contributing to the Mattermost open source project.

Come join our “Contributors” community channel on our daily build server, where you can discuss questions with community members and the Mattermost core team. Join our “Developers” channel for technical discussions and our “Integrations” channel for all integrations and plugins discussions.

Development Process

Unofficial Enhancements

Documentation on early previews and unofficial functionality