Discord alternatives
A curated collection of open-source alternatives to Discord focused on privacy, customization, and community control. These platforms offer chat, voice, and collaboration features while emphasizing transparency, user ownership, and flexible self-hosted or federated options. Ideal for developers and communities seeking open, customizable communication tools.
Team Chat & Messaging Tools
Rocket.Chat
The communications platform that puts data protection first.
Discord
Mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Discord
Raven
Simple, open source team messaging platform
Discord
Discourse
Open source community forum platform combining long-form discussion, real-time chat, and strong moderation. Self-host it or use managed hosting.
Discord
Zulip
Open-source team chat with a unique topic-based threading model that makes it easy to follow multiple conversations.
Discord
Element
Open-source Matrix client for secure, decentralized messaging, voice, and video — runs on your own server.
Discord
Mumble
Low-latency, open-source voice chat built for gaming — self-host your own server with no subscription required.
Discord
Linen
Lightweight, Google-searchable open source Slack and Discord alternative designed for online communities.
Discord
Quiet
Private, peer-to-peer Slack and Discord alternative built on Tor and IPFS that needs no servers and no accounts.
Discord
Chatto
A self-hosted chat application for teams and communities with video calls, voice calls, and screen sharing.
Discord
Sharkord
Self-hosted chat server with voice, video, text, and screen sharing — Discord-like features on your own infrastructure.
Discord
Fluxer
A free and open source instant messaging and VoIP chat app for friends, groups, and communities.
Discord