Mattermost is the open source messaging platform for DevOps teams. Discuss topics in channels, private groups or one-to-one with rich Markdown formatting, and easily share code snippets with syntax highlighting for more than 50 programming languages. 
This 1-Click App offers a Kubernetes Operator for Mattermost to simplify deploying and managing your Mattermost instance at production-ready scale. With this 1-Click App listing, you can deploy in moments and self-host team chat on your private cloud and connect in-house systems with plugins, Slack-compatible integrations, and extensive API support.
Mattermost is a scalable, open source collaboration tool. It&#39;s written in Golang and React. Learn more about Mattermost at <a href="https://mattermost.com/?utm_source=DigitalOcean&amp;utm_campaign=Marketplace" target="_blank" rel="noopener">https://mattermost.com</a>. The Mattermost server source code is available at <a href="https://github.com/mattermost/mattermost-server" target="_blank" rel="noopener">https://github.com/mattermost/mattermost-server</a>.

Mattermost-Operator

Minio-Operator

Mysql-Operator

Mattermost Operator for Kubernetes – simply deployment and management of your Mattermost instance