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About Mattermost
Mattermost is a secure collaboration platform that is open,
flexible, and deeply integrated with the tools you love.
An alternative to SaaS collaboration solutions,
Mattermost is built explicitly for developer teams, tools, and workflows.
It is written in Golang and React and runs as a production-ready Linux binary
under an MIT license with either MySQL or Postgres.
License: Apache-2.0
flexible, and deeply integrated with the tools you love.
An alternative to SaaS collaboration solutions,
Mattermost is built explicitly for developer teams, tools, and workflows.
It is written in Golang and React and runs as a production-ready Linux binary
under an MIT license with either MySQL or Postgres.
License: Apache-2.0
| Release info | Update on Oct 14, 2026 |
|---|---|
| Listing data | Flathub |
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