Net-PublicSuffixList • Rank 1.4 • Science 67%

Figure out the TLD of a hostname

Mac-OSVersion • Rank 3.7 • Science 54%

(Perl) Get the Mac OS X system version

Business-ISSN • Rank 3.1 • Science 54%

App-unichar • Rank 2.1 • Science 54%

Perl tool to display Unicode characters by character, name, or code point

Test-File • Rank 9.2 • Science 44%

(Perl) Check file attributes

Mac-PropertyList • Rank 7.7 • Science 44%

(Perl) work with Mac plists at a low level

String-Sprintf • Rank 3.6 • Science 44%

The String::Sprintf Perl module

Tie-BoundedInteger • Science 54%

Limit the values that can be in a Perl scalar

ReturnValue • Science 44%

A structured return value for failure or success