Kontact - KAddressBook is an open source personal information manager (PIM) and address book application. It is part of the KDE suite of applications and is designed to run on Linux and other Unix-like operating systems. Kontact - KAddressBook allows users to keep track of personal contacts and store information about them such as name, phone number, address, email address, and notes. The application also provides features like group contacts, vCards, and LDAP support. It also supports synchronization with popular online contact services and can be used in conjunction with the KMail email client for easy contact management. Kontact - KAddressBook is a powerful and intuitive tool for keeping track of your contacts.
Discontinued No activity since September 2016. https://code.launchpad.net/dexter-contacts
FCorp Software's discontinued development was discontinued in 2016. The latest version of ID Book, released in June 2016, is still available for download from SoftPedia.