ftp://ftp.uoregon.edu/CPAN/modules/by-category/06_Data_Type_Utilities/  direct

[DIR]Array/  direct  420+ twin directories
[DIR]Algorithm/  direct  280+ twin directories
[DIR]Class/  direct  500+ twin directories
[DIR]Clone/  direct  280+ twin directories
[DIR]Algorithm/  direct  280+ twin directories
[DIR]Class/  direct  500+ twin directories
[DIR]Clone/  direct  280+ twin directories
[DIR]DateTime/  direct  280+ twin directories
[DIR]Decision/  direct  490+ twin directories
[DIR]Bit/  direct  250+ twin directories
[DIR]GDS2/  direct  230+ twin directories
[DIR]Geo/  direct  700+ twin directories
[DIR]Lexical/  direct  230+ twin directories
[DIR]List/  direct  390+ twin directories
[DIR]Object/  direct  440+ twin directories
[DIR]Statistics/  direct  270+ twin directories
[DIR]BabelObjects/  direct  230+ twin directories
[DIR]DFA/  direct  250+ twin directories
[DIR]Persistent/  direct  230+ twin directories
[DIR]Sort/  direct  370+ twin directories
[DIR]Bloom/  direct  220+ twin directories
[DIR]Boost/  direct  220+ twin directories
[DIR]Date/  direct  490+ twin directories
[DIR]Compass/  direct  210+ twin directories
[DIR]Data/  direct  1000+ twin directories
[DIR]FreezeThaw/  direct  290+ twin directories
[DIR]Math/  direct  800+ twin directories
[DIR]ObjStore/  direct  370+ twin directories
[DIR]PDL/  direct  340+ twin directories
[DIR]Tangram/  direct  250+ twin directories
[DIR]Thesaurus/  direct  350+ twin directories
[DIR]Time/  direct  750+ twin directories
[DIR]Compass/  direct  210+ twin directories
[DIR]Data/  direct  1000+ twin directories
[DIR]FreezeThaw/  direct  290+ twin directories
[DIR]Math/  direct  800+ twin directories
[DIR]ObjStore/  direct  370+ twin directories
[DIR]PDL/  direct  340+ twin directories
[DIR]Tangram/  direct  250+ twin directories
[DIR]Thesaurus/  direct  350+ twin directories
[DIR]Time/  direct  750+ twin directories
[DIR]DateTimeX/  direct  197 twin directories
[DIR]Glib/  direct  360+ twin directories
[DIR]Grid/  direct  230+ twin directories
[DIR]Iterator/  direct  350+ twin directories
[DIR]POE/  direct  520+ twin directories
[DIR]Persistence/  direct  250+ twin directories
[DIR]Quantum/  direct  240+ twin directories
[DIR]SWF/  direct  198 twin directories
[DIR]Storable/  direct  320+ twin directories