Yes, but 1Password is not support on Linux though there is a work-around so you can atleast access the passwords but not save new one. I think that's what he is referring to.
As far as I know, 1Password has Linux support. It's a browser plugin, not a native application. I'm using it right now on Arch.
1Password does not support Linux. Password Anythere (1Password 3), however, can be used with Linux of course: