I only work on F/OSS and spend my entire day on Freenode, so I don't think really I have a need for anything else. A lot of people rave about Slack, and I thin

I only work on F/OSS and spend my entire day on Freenode, so I don't think really I have a need for anything else. A lot of people rave about Slack, and I think it's very unfortunate its a very closed platform. There's already http://www.mattermost.org/ http://www.mattermost.org/ a open source alternative, which I haven't tried.