Mattermost Hosting

How Mattermost works

Mattermost organises communication into teams, public or private channels, direct messages, and threaded replies. Members can share files, mention colleagues, search past discussions, and connect supported integrations. PostgreSQL stores accounts, channel membership, messages, preferences, and related application state, while uploaded files use persistent storage.

The catalogue image is Mattermost Team Edition. The first account created becomes the system administrator, so setup should be completed before the address is distributed. Email settings are empty in the hosted configuration, which affects invitations, notification delivery, and password-recovery workflows without removing the core browser chat functions.

Key Mattermost features

Channels keep conversations grouped by project, customer, incident, or department. Threads preserve context around a specific message, while search and saved posts help users return to decisions later. Roles and permissions define who can create teams, manage channels, or administer the installation.

Incoming and outgoing webhooks, bots, slash commands, and other supported integrations can connect communication with operational tools. Availability varies by integration and edition, so a catalogue deployment should not be described as including every marketplace extension or enterprise function.

Mattermost vs Slack

Mattermost Team Edition is a self-hosted collaboration workspace whose server, database, files, and administration remain with the operator. Slack is a provider-managed service combining channels, direct messages, huddles, workflows, search, applications, and central account infrastructure.

Slack may suit organisations that want vendor-operated communication, official ecosystem integrations, and managed account administration. Mattermost is more appropriate when hosting control, internal deployment choices, and direct ownership of message storage are higher priorities, provided the team can manage users and service limitations.

Who uses Mattermost

Engineering groups coordinate releases and incidents, operations teams maintain persistent handover channels, and internal departments organise discussion outside public consumer chat networks. It can also support communities or project groups that need searchable conversations and controlled membership.

The application is not a complete video-conferencing suite or office platform. Teams that depend heavily on email invitations, external guest automation, or enterprise compliance modules should confirm that the selected edition and hosted configuration meet those needs before migration.

Self-hosting Mattermost: requirements and cost

Workload is driven by active members, message volume, searches, files, integrations, and concurrent browser or client sessions. PostgreSQL stores the collaboration records and is provisioned with the application, but it remains unmanaged by AvaHost. The database footprint is outside the exported application RAM, so the corrected plan includes additional headroom.

Mattermost Team Edition has no separate application charge in this catalogue, and the final recommendation is Plan 3 at €10. AvaHost includes one-click setup, a custom workspace domain, automated HTTPS, automatic application updates, and scheduled backups. Application email is disabled, so email invitations, mail notifications, and email-based password recovery are unavailable.