Open-source, self-hosted online chat service with file sharing, search and integration capabilities, supporting text, images, videos and custom emojis across PCs and phones with instant notifications
Mattermost is an open-source, self-hosted team communication service that organizations can use as an internal chat system. It provides messaging features like public/private channels, direct messaging, reactions and rich media support across web, desktop and mobile apps.
As an alternative to services like Slack or Microsoft Teams, Mattermost gives organizations full control and customizability over their online communication, while also providing enterprise-grade security, compliance and integration capabilities. It supports thousands of users with no maximum limits across servers or workspaces.
Key features of Mattermost include:
As open source software, Mattermost gives adopters complete control over customization and security. Organizations can extend Mattermost's functionality with plugins and third-party apps available from the Mattermost open source community.
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