Rocket.Chat
Team ChatOpen-source team chat and collaboration platform
Replaces Slack, Microsoft Teams
Best LDAP Team Chat for self-hosting
The 4 best LDAP team chat you can self-host, ranked by community traction.
Mattermost
Team ChatSecure collaboration for developer teams
Replaces Slack, Microsoft Teams
Zulip
Team ChatThreaded team chat that combines email and chat
Replaces Slack, Microsoft Teams
Let's Chat
Team ChatSelf-hosted chat app for small teams
Replaces Slack, HipChat
No apps match these filters.
Every option here is open-source and self-hostable, tagged LDAP within the team chat category. Compare them on the individual app pages for setup difficulty and resource requirements.