PortAuthority for Mac OS X adds Keychain support
Code by Kevin has updated PortAuthority, an open-source application that provides a graphical user interface for the DarwinPorts package management system for Mac OS X, to version 3.1. It now uses the Mac OS X Keychain to store password.
http://www.macsimumnews.com/index.php/archive/portauthority_for_mac_os_x_adds_keychain_support/