Package: wnpp Severity: normal Orphaning trac-spamfilter. I never used this Trac plugin myself. The package description is: This plugin attempts to reject contributions to Trac environments that contain spam. It can use the following techniques: . * Regular expressions * Akismet web service * IP throttling * IP blacklisting (requires python-dnspython package) * Bayesian filtering (requires spambayes package)