Head-to-Head Comparison
Rocket.Chat vs Mattermost
Compare features, pricing, integrations, and community reviews
Rocket.Chat
VerticalsRocket.Chat is an open-source communication platform that provides real-time chat, video conferencing, and file sharing. It supports extensive customization and can function as an omnichannel customer service solution or an internal team collaboration tool. The platform emphasizes data privacy and offers self-hosting capabilities. It features a comprehensive communication suite with a focus on integration and user-controlled data. Recent updates include search improvements and conformance to WCAG 2.1 Level AA accessibility standards, aiming to facilitate regulated procurement and broader usability.
Mattermost
AutomateMattermost is an open-source, self-hostable collaboration platform designed for technical and operational teams. It provides secure messaging, workflow automation, and integrations with developer tools like GitHub and GitLab. The platform offers on-premises deployment options, allowing organizations to maintain full data control and meet strict data sovereignty requirements. It supports channel-based communication, playbooks, and mobile access, with a focus on security and customization.
Pricing
Community Verdict
Rocket.Chat
No reviews yet
Mattermost
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At a Glance
Rocket.Chat
Best For
Verticals, E-commerce, Customer Support
Pricing
paid
Key Features
Offers self-hosting for data sovereignty and privacy, appealing to government and defense sectors. · Supports WCAG 2.1 Level AA accessibility standards for broader usability and regulated procurement. · Features omnichannel capabilities for customer service, integrating email, SMS, WhatsApp, and Instagram.
Mattermost
Best For
automate, platform
Pricing
paid
Key Features
Mattermost is deployed by governments, enterprises, and allied militaries, including the US Air Force and NASA. · The platform holds a rating of 4.4 out of 5 on Capterra and 4.4 out of 5 on Gartner Peer Insights. · Recent developments include the Mattermost Docs Joint Development Program (March 24, 2026) and an AI-ready workflow platform for Microsoft Azure (2025-2026).
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