Self-hosted · Operated by Schoedel Design

Mattermost

Open-source software, running on our own infrastructure

Mattermost is open-source team chat — a self-hosted Slack alternative for secure team communication. Channels, direct messages, and integrations with your data staying inside your network.

Live instance: https://mattermost.schoedel.tech

We build and operate infrastructure like this. Talk to Schoedel Design → Try Proset AI — our flagship

Also: Proset AI · MarkFlow · Vector AI · Hosty · Open WebUI · n8n · Linux Glossary

Open source we operate: Listmonk · Mailcow · Nextcloud · Vaultwarden · Matrix · GitLab · Postiz · FreeScout · Dokploy