Open-source Team Communication tools

4 open-source team communication tools. All team communication tools →

M Mattermost Open-source, self-hosted team messaging platform for organizations that need data sovereignty. Free Rocket.Chat Open-source communication platform with team chat, video, and omnichannel customer engagement. Free Element Decentralized, end-to-end encrypted messaging built on the Matrix protocol. Free Zulip Open-source team chat with a unique topic-based threading model for organized conversations. Free