ClickMail Central Directory 1.2 (Mac)
Source: Gracion Software
ClickMail Central Directory is the in-house email and contact white pages server that works with practically every email client on any platform. Users of OS X Mail, Jaguar Address Book, Eudora, Outlook Express and other LDAP-compliant email clients can look up from the master directory in seconds. Free to try for 30 days.