SHSelfHostIndex

Best Multi-User Chat & Communication for self-hosting

The 83 best Multi-User chat & communication you can self-host, ranked by community traction.

At a glance

AppDeploy effortDifficultyMin. RAMLicense★ Stars
ChatwootUnder-an-hour setupMedium2,048 MBMIT37,766
EtherpadUnder-an-hour setupMedium512 MBApache-2.018,587
ScreegoRead-the-docs projectEasy50 MBGPL-3.010,735
TypebotUnder-an-hour setupMedium512 MBAGPL-3.010,536
The LoungeUnder-an-hour setupEasy256 MBMIT6,355
PapercupsUnder-an-hour setupMedium1,024 MBMIT6,116
ZammadUnder-an-hour setupMedium4,096 MBAGPL-3.06,011
WorkAdventureUnder-an-hour setupMedium512 MBAGPL-3.05,851
Remark42Under-an-hour setupEasy128 MBMIT5,623
IssoUnder-an-hour setupEasy128 MBMIT5,314

Quick picks

Every option here is open-source and self-hostable, tagged Multi-User within the chat & communication category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.

Keep exploring

All Chat & CommunicationEasiest Chat & Communication to self-hostHow to choose chat platform: the Chat & Communication buyer's guide

Head-to-head: Multi-User chat & communication