Rocket.Chat
Alternative to Slack
The Secure CommsOS™ for mission-critical operations
Stars
45,112
Forks
13,508
Language
TypeScript
License
NOASSERTION
chatcollaborationjavascriptmeteormitreal-timeslackwebrtc
Replaces
Related Tools
mastodon
49,808RubyAGPL-3.0
Your self-hosted, globally interconnected microblogging community
Free
mattermost
36,117TypeScriptNOASSERTION
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Open Core
chatwoot
28,279RubyNOASSERTION
Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬
Open Core
platform
25,276TypeScriptEPL-2.0
Huly — All-in-One Project Management Platform (alternative to Linear, Jira, Slack, Notion, Motion)
Open Core
zulip
25,004PythonApache-2.0
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
Open Core
element-web
12,951TypeScriptAGPL-3.0
A glossy Matrix collaboration client for the web.
Free
discussions
2,344
Repository for miscellaneous repository management and discussions: https://github.com/revoltchat/revolt/discussions
Free