Self-hosted team chat with voice, video, and omnichannel support
Elegant open source Matrix client for self-hosted chat
Self-hosted web-based XMPP chat client for any server
Secure team chat built on the Matrix open protocol
Organized team chat with threaded conversations, self-hostable
Team messaging for security-sensitive teams with air-gap support
One open source workspace to replace Jira, Slack, and Notion
End-to-end encrypted messaging, voice, and file sharing
Open Source Alternatives
