Mattermost

Mattermost is a collaboration platform offering secure messaging and workflow automation, deployable in sovereign cloud, on-premises, air-gapped and hybrid environments. It is described as built for national security, critical infrastructure and regulated enterprises, with per-channel permissions and retention.

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0 shouts Added Sep 23, 2026 mattermost.com
mattermost.com/
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Features

  • Zero-trust collaboration, automation and AI in private cloud, self-hosted, and air-gapped environments Source: mattermost.com

Uses

  • Built for national security, critical infrastructure, and regulated enterprises Source: mattermost.com

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