Hamster-Utilities from Thomas G. Liesner

KorrNews - change outgoing news/mails or incoming mails

Technical corrections incl. MIME-header, random sigs, actions for special groups, subject-optimization, footnotes, boxquotes, ...
(Last change 02/19/2003)

Other tools

There are some other tools (CopyIf, CopyUps, Mixgroup), but because the version are only in german, you have to search on the german page for them.