Other or multi-platform
- http://passwordsafe.sourceforge.net/relatedprojects.shtml
- https://itunes.apple.com/us/app/pwsafe-password-safe/id520993579
- https://github.com/zdia/gorilla/wiki
- https://agilebits.com/onepassword
Mac-specific info
Ebook, "Take Control of Passwords in Mac OS X, Second Edition"