Best Open-source Team Chat Platforms tools

Explore curated open-source tools in the Team Chat Platforms category. Compare technologies, see alternatives, and find the right solution for your workflow.

10+ projects · Page 1 of 1

NodeBB logo

NodeBB

Real-time forum platform built on Node.js and websockets

Stars
15,004
License
GPL-3.0
Last commit
1 day ago
JavaScriptActive
Mattermost logo

Mattermost

Secure, extensible team collaboration platform for modern workflows

Stars
35,677
License
Last commit
1 day ago
TypeScriptActive
Discourse logo

Discourse

Open-source community platform with discussions, chat, and plugins

Stars
46,500
License
GPL-2.0
Last commit
1 day ago
RubyActive
Zulip logo

Zulip

Threaded team chat that blends email clarity with real‑time speed

Stars
24,794
License
Apache-2.0
Last commit
2 days ago
PythonActive
Rocket.Chat logo

Rocket.Chat

Secure, customizable communication platform for teams and customers

Stars
44,823
License
Last commit
2 days ago
TypeScriptActive
Element logo

Element

Matrix web client for secure, decentralized team communication

Stars
12,762
License
AGPL-3.0
Last commit
2 days ago
TypeScriptActive
Misago logo

Misago

Modern, feature‑rich forum platform built with Django and React

Stars
2,710
License
GPL-2.0
Last commit
2 days ago
PythonActive
Cinny logo

Cinny

Simple, elegant Matrix client for modern instant messaging

Stars
3,365
License
AGPL-3.0
Last commit
3 days ago
TypeScriptActive
Apache Answer logo

Apache Answer

Open-source Q&A platform for teams of any scale

Stars
15,416
License
Apache-2.0
Last commit
3 days ago
GoActive
gomuks logo

gomuks

Lightweight Matrix client built with Go and mautrix

Stars
1,591
License
AGPL-3.0
Last commit
5 days ago
GoActive
Bitchat logo

Bitchat

Decentralized peer-to-peer chat using Bluetooth mesh and Nostr

Stars
25,304
License
Unlicense
Last commit
6 days ago
SwiftActive
Koishi logo

Koishi

Cross-Platform Chatbot Framework with Rich Plugin Ecosystem

Stars
5,476
License
MIT
Last commit
8 days ago
TypeScriptActive
ejabberd logo

ejabberd

Scalable real-time messaging platform with XMPP, MQTT, and SIP

Stars
6,589
License
Last commit
8 days ago
ErlangActive
Flarum logo

Flarum

Delightfully simple discussion platform for modern communities

Stars
16,195
License
MIT
Last commit
13 days ago
PHPActive
Spacebar logo

Spacebar

Self‑hosted, Discord‑compatible chat, voice, and video platform.

Stars
6,603
License
AGPL-3.0
Last commit
22 days ago
Active