KDEPrint - The print manager and configuration tools are an integral part of KDE. Information to administer and use them, to help make professional class printed documents. - http://printing.kde.org/
The X Printing Panel - A tool for easy choosing of the desired printer out of a list of all available printers and for setting printer options by an easy-to-use graphical user interface. - http://cups.sourceforge.net/xpp/
PrinterAdmin - A graphical printer administration application for Linux. - http://sourceforge.net/projects/printeradmin/
KUPS - a CUPS administrator for the KDE desktop. - http://cups.sourceforge.net/kups.html