Personal Knowbase - Can't find your critical notes when you need them?
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
NoteAway - NoteAway is the simplest, most convenient way to take quick notes on OS X.
Open Contacts - Open Contacts is an advanced address book program for managing contact info of individuals and...
Hive - Seamless project management and collaboration for your team.
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts