pfm is a terminal-based file manager written in Perl. All pfm commands can be invoked with one- or two-key commands. It features integration with version control systems, use of the ReadLine library for friendly command line editing, support for executing user-defined commands, colored filenames according to extension or type, a single-file and multiple-file mode, and bookmarks for directories.
svni is a wrapper for "svn ci" that provides an interactive check-in tool for Subversion. It features syntax checking before checking in files, the ability to make a last-minute selection of files when entering a commit message, and a display of the differences that are about to be checked in.
Zence is a small Postscript program that generates random text. Word morphology and the occurrence of certain letters or letter combinations are configurable. It may be used for generating words to be used in artificial languages, but with the correct set of parameters can also generate text that resembles existing languages.