Black Cat Systems (http://www.blackcatsystems.com/) has updated Label
Wizard, a Mac OS X app that lets you create your own custom sheets of
labels, to version 1.2.0 has been released. The latest version adds
templates for over 400 commonly used labels.
With Label Wizard you have complete control over the layout of the
label. Each object can be precisely position. The following items can
be placed on a label: text, serial number, picture, rectangle, oval
Label Wizard is Universal Binary so runs natively on both PowerPC and
Intel Macs. It costs US$19.99.