perl-depends is a tool that roughly determines the modules a Perl program uses. Perl evaluates "use" commands at compile time and stores the loaded module information into the %INC variable. By examining the loaded modules and comparing them against the standard Perl modules, the external module dependencies can be roughly estimated.
Perl text2html is an HTML 4.01/CSS2 project that converts pure plain text files into very informative and professional looking HTML documentation pages. The text files require no markup whatsoever; just naturally written text. This utility predates the now similar Python-based asciidoc.
Procmail Module Library is a collection of many plug-in modules for the Procmail mail processing utility. The modules allow common tasks like parsing dates, times, MIME, and email addresses, forwarding mail, dealing with POP3, spam shielding, running email cron jobs, handling daemon messages, and more.
Stem Desktop is a minimalistic Debian desktop for low-end hardware with limited memory (166Mhz / less than 64M). The goal is to find programs that have the smallest possible memory footprint. After installing *.deb packages on top of clean Debian, the desktop is ready to accept graphical logins.