FCorp ID Book - ID Book is a handy, easy to use application specially designed to offer users a simple address book.
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.
EuroOffice - EuroOffice is free and open source office software built on OpenOffice/LibreOffice.
Open Contacts - Open Contacts is an advanced address book program for managing contact info of individuals and...
Redmine - Flexible project management web application
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts