Discord

Community chat and voice that is free to use and impossible to export in any meaningful way.

6 self-hosted replacements in this index, ranked by GitHub stars in the dataset.

Replacements

Rocket.Chat
Communications platform that puts data protection first.
46,357 stars Active
31 Oct 2026 9.0.0-rc.3
Mattermost
Platform for secure collaboration across the entire software development lifecycle, can be integrated with Gitlab.
39,499 stars Active
2 Nov 2026 v11.7.15-rc1
Zulip
Powerful group chat application.
26,154 stars Active
1 Nov 2026 13.0-rc1
Element
Fully-featured Matrix client for Web, iOS & Android.
13,633 stars Active
30 Oct 2026 v1.12.33
Mumble
Low-latency, high quality voice/text chat software.
8,388 stars Active
30 Oct 2026 v1.6.0-alpha2
Converse.js
XMPP chat client in your browser.
3,302 stars Active
1 Nov 2026 v14.0.1