HP LaserJet Updater
Our website provided a free download of HP LaserJet Updater 4.0 for Mac. This software for Mac OS X is an intellectual property of Hewlett Packard.
From the developer:
HP LaserJet Updater is an update for users with an HP LaserJet printer running Mac OS X 10.2 or later
You may want to check out more Mac applications, such as HP-DreamColor-APS, which might be similar to HP LaserJet Updater.