Linux-based firewalls and IsinGlass, is a script meant to make the average user's Linux machine more secure when connected to the Internet, for example, when dialing up via a local ISP.
An inetd server program useful when more than one machine is connected to the same UPS, but only one of them communicates with the UPS directly. freshmeat.net [Open Source, GPL]
Fast Ruby module with Porter stemming algorithm; a process to remove commoner morphological and inflexional endings from words in English; main use is as part of term normalisation process usually done when setting up Information Retrieval systems.