Rocket.Chat vs Mattermost

Rocket.Chat is an open-source communication platform that enables secure team collaboration through chat, voice, and video. It’s designed for organizations that require full data control, customization, and integration flexibility.

Rocket.Chat allows self-hosting, giving businesses complete ownership of their communication data. The platform supports group and private messaging, file sharing, and advanced security features like end-to-end encryption and single sign-on (SSO).

It also integrates with tools like Jira, GitHub, and Trello to streamline workflows.

Mattermost is an open-source collaboration platform designed for enterprises seeking secure, flexible, and self-hosted communication solutions. It offers team messaging, video conferencing, and workflow automation in one environment.

Built for developers and IT teams, Mattermost supports integrations with GitLab, Jenkins, Jira, and other DevOps tools to streamline development workflows.

The platform emphasizes data privacy, allowing organizations to deploy on-premises or in private cloud environments. Its interface supports channels, threads, file sharing, and real-time collaboration while ensuring compliance with security standards like ISO and SOC.