Mattermost
mattermost/mattermostSecure collaboration for technical teams
EnterpriseCommunicationWebDocker / self-hostDesktopOther / custom
About
A self-hosted Slack alternative with channels, playbooks, calls and deep DevOps integrations, built for organizations with strict security needs.
From the repository: “Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..”
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