The 0.6 version of Print66 for Mac was available as a free download on our website. The application is categorized as Internet & Network Tools.
From the developer:
Print66 is a TCP/IP print server that allows remote hosts (for instance a mainframe) to print to a printer connected to your Mac. Conforms to RFC1179 (LPR/LPD).
You may want to check out more Mac applications, such as attach, which might be similar to Print66.