Mattermost lifecycle guide

All releases, patches, maintenance and support periods at a glance

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What is Mattermost?

Automate product release and end-of-life management

Mattermost is an open-source, self-hostable online chat service with file sharing, search, and integrations. It is designed as an internal chat for organisations and companies, and mostly markets itself as an open-source alternative to Slack and Microsoft Teams.

The entire lifecycle of Mattermost

The following figure shows you the visualised product life cycle of Mattermost. You can see all releases with the latest patch version, the long-term support characteristics (orange flag in the green circle, the periods for version provision, maintenance and support.

Mattermost (Mattermost) release, version and end-of-life information

Figure: Release, patch and end-of-life cycle of product Mattermost (Mattermost)

Facts and figures about Mattermost

Product

Mattermost

Vendor

Mattermost

Latest version

10.9.0

Number of releases

Number of versions

1094

Number of unstable versions

567

Number of versions affected by CVE

402

Licence details

https://github.com/mattermost/mattermost-server/blob/master/LICENSE.txt

Wikipedia

https://en.wikipedia.org/wiki/Mattermost

Last verification date

2025-06-16

Questions or interested? Talk to me!

Lukas Böttcher

Business Development Manager

P: +49-30-221986-51

M: lukas.boettcher@versio.io

Keywords Mattermost Mattermost Application Release Version Major Minor Patch End-of-life EOL Support End-of-support EOS Maintenance End-of-maintenance EOM Security Long-term support LTS Vulnerabilities Common vulnerabilities & exposures CVE Security