SYINF shows in brief a system's CPU brand and model, RAM size, disk space, operating system, regional parameters, and current date and time. It can run in interactive (menu) or batch mode. There are two versions, in the C and C++ languages. They have been tested on 20 (15) compilers, 26 (25) operating systems, and 18 architectures. (Figures in parentheses are for the C++ version.) Both versions are conveyed in source code form only, each as a single ~35 KB source text file.
MailListStat is a tool that generates useful statistics for email archives stored in the mbox format. It will show the top 10 authors, most successful subjects, and more. It also prints graphs showing the number of messages written during different hours of the day, days of the month, and days of the week. The output is in text format suitable for mailing. It also produces output in plain text or HTML format, includes a PHP wrapper, and supports cache files. It is mainly useful for mailing list archives, producing tables and graphs, and supporting different output languages.
Drivel is a GNOME client for working with online journals, also known as weblogs or simply blogs. It retains a simple and elegant design while providing many powerful features, including support for LiveJournal, Blogger, MovableType, Advogato, and Atom journals. (Systems based off these are also supported, including WordPress and Drupal.)