Statistics modules in Perl Data Language, with a quick-start guide for non-PDL people. They make the PDL shell work like R, but with PDL threading (fast automatic iteration) of procedures including t-test, linear regression, and k-means clustering.
a framework to define and compile object oriented software with a large set of objects and multiple projects. the commandset can be learned to create rapid results. it can be used to create portable programms and for writing quick tests.
A simple, quick and plug-and-play wrapper for the curses library that provides a shell-like UI. Features include customizable prompt, tab completion, command history and thread-safety (simultaneous input/output). Scotty stands for Shell CreatiOn ToolkiT.