Open source Discord alternative with flexible community tools
Decentralized open source workplace with chat and docs
Lightweight self-hosted chat server with embeddable widget
Decentralized social platform with user-owned content
Lightweight self-hosted messaging platform for teams
Elegant open source Matrix client for self-hosted chat
Peer-to-peer serverless chat app with no central server
Open source digital workplace with chat, files, and video calls
Free browser-based video calls with no sign-up required
Self-hosted file sync with office, calendar, and video calls
Free open source Discord reimplementation with full API parity
Self-hosted web-based XMPP chat client for any server
