I used Slack over the last few months and it’s an amazing tool for the teamwork but it’s closed and not self-hosted.
http://www.mattermost.org/ is a great alternative, some interesting features:
- several Realtime Integrations
- LDAP integration
- good mobile interface
- One-line Docker Install
All your team communication in one place is pretty interesting to replace or improve our current “jabber” experience:
I’d like to play with it on once “NethServer + docker support” will be ready