What is Unison usenet client?
A powerful Mac usenet client to browse usenet, create and reply to messages and download files.
Built-in inside unison you have a PAR2/un-RAR and file joiner so you don't need any external tools.
Development for Unison has been discontinued and the software is no longer maintained, but last version has been released as free by Panic.
Unison usenet client Screenshots
Unison usenet client Features
Unison usenet client information