Usenet NNTP news server for most flavours of Unix, as well as Win9x/NT. Handles full newsfeeds while conserving system resources. Can use Suck feed option. Anti-spam features. Academic licensing also available.
A cache server for Unix platforms. Free to use for individuals, non-military, non-profit research groups, non-profit organizations and medical or educational government departments. Others are required to license the software.
Usenet News cache server for Unix. Distributed under the GNU Public license. Reduces required network bandwidth of the news server. Multiplexes between different news servers and allows offline news reading.
Open source news server written in Python. Its main objective is to integrate existing web based message board software, like Phorum which is supported, with a Usenet front-end.
A subscription service to measure how well your newsserver is receiving articles. Benchmark against other servers to determine whether you are receiving and delivering "full feed" Usenet content in the groups you carry.
Complete open source Usenet system. De facto standard for handling news routing, news spool and serving the spool to customers. Available for various versions of Unix from the Internet Software Consortium. How-To's and mailing lists.
Uses client NNTP to download news messages in order to feed them into your local server. Free download, FAQ, sample scripts, planned features. [Linux, Windows NT, source/binary]