There is good insight into this from this comment from them in 2014: https://1password.community/discussion/comment/114870/#Comme...
I see no reason not to do this, especially for such a security-oriented service. You should be striving for as much transparency as possible.
Where is the repo of software that you've paid an unknown number of developers to work on for multiple years over multiple versions that you charge for and run a viable business employing all of the peoples?
That's why every "the company source code got stolen!" news is nothingburger, no competitor can use it, it would be huge liability to be caught using it, and it "only" matters for people that might find bugs in it.
https://github.com/bitwarden/server/blob/master/LICENSE_FAQ....