[KajMagnus]

Interesting to know, thanks for mentioning :- ) B.t.w. I like Zulip's threads.

A thought: What if Zulip, during installation, let the admin choose if things should be public or hidden-behind-login, by default? E.g. useful for open source projects

[tabbott]

We're actually working on something like this in Zulip; it's advertised as "coming soon" at http://zulipchat.com/for/open-source