kdsing uses a word list (e.g. English :: German)
and lets you search though it. This makes it a
simple but very useful tool for looking up words
when doing translations. It is derived from dsing.
Ktail is a KDE application that monitors multiple files and/or command output in one window. Files and commands may be added and removed via drag'n'drop or menu options.
rch makes the configuration and management of the various startup scripts much easier.
A reservation system for PCs.
A telnet server with chrooting, whitelisting, and other security features.