SABnzbd - SABnzbd is a free/open-source cross-platform binary newsreader written in Python.
NZBGet.com - Fast, reliable, and feature-packed NZB downloader.
NZBGet - The most efficient usenet downloader.
NewsBin - NewsBin Pro is a Usenet NNTP newsreader that downloads and decodes binary file attachments to...
nzb360 - nzb360 is a featured rich NZB / torrent manager, providing dedicated support to Usenet and torrent users.
GetNZB - GetNZB is a free Newsreader software with integrated NNTP access for downloading files from Usenet.