I never used 1password (I don't own any Apple hardware), but if you need a password manager that works on Linux as well as Windows, KeePass (using Mono) is pret

I never used 1password (I don't own any Apple hardware), but if you need a password manager that works on Linux as well as Windows, KeePass (using Mono) is pretty good. I'm using it on my laptop and desktop and use Dropbox to synchronize.