| c-nocem - NoCeM for C News and INN: c-nocem - NoCeM for C News and INN |
| Cleanfeed: Cleanfeed - spam filter for Usenet news servers |
| Collaborative Newsfilter project: A project aimed at development of a collaborative Usenet quality ratings-based message filtering and recommendation service. |
| MicroSieve: A fast, freeware USENET spam filter. Tested on Linux and Solaris platforms with Cyclone and Typhoon news servers. |
| narf: Usenet spam filtering for CNews |
| News Gizmo: An ambitious freely available modification to INN's nnrpd, for stopping abuse from your own users. It also includes more advanced user authentication features than are provided by the stock nnrpd. |
| Spam Hippo: Free Spam Removal Software for News Servers |
| The Cancelmoose[tm] Home Page: Information about the NoCeM spam-cancel protocol and links to freely available implementations for INN and C News. |
| The NoCeM page: Pronounced "no see 'em", a third-party authenticated system for doing things such as cancels of spam, and off-topic posts. |
| Xpat News: Cyclone Spam Filters freely available from JEM |
Classical
