The DateTime::Locale modules provide localization data for the DateTime.pm class.

Module::ScanDeps is a module to recursively scan Perl programs for dependencies.

Test::Class::Most provides some more convenience when using Test::Class.

This module verifies if requirements described in a CPAN::Meta object are present.

CGI::FormBuilder provides an easy way to generate and process CGI form-based applications.

IO::Socket::INET6 is an interface for AF_INET/AF_INET6 domain sockets in Perl.

Exception::Class allows you to declare exception hierarchies in your modules in a "Java-esque" manner.

Digest::MD5::File is a Perl extension for getting MD5 sums for files and urls.

Text::ParseWords module is used to parse text into an array of tokens or array of arrays.

Alien::wxWidgets is a Perl module for detecting and getting configuration settings from an installed wxWidgets package.

This library provides a single exported subroutine to create an object from a JSON representation of an object.

Test::SharedFork is a utility module for Test::Builder. It makes fork(2) safe to use in test cases.

Config::AutoConf is intended to provide the same opportunities to Perl developers as GNU Autoconf does for Shell developers.

The Params::Validate module allows you to validate method or function call parameters to an arbitrary level of specificity.

Test::PostgreSQL automatically setups a PostgreSQL instance in a temporary directory, and destroys it when the perl script exits.

RPC::EPC::Service enables to connect the other process with the S-expression protocol, like the Swank protocol of the SLIME.

Parse::CPAN::Meta is a parser for META.json and META.yml files, using JSON::PP and/or CPAN::Meta::YAML.

Hash::MultiValue is an object (and a plain hash reference) that may contain multiple values per key, inspired by MultiDict of WebOb.

This module splits a set of data with IDs and arbitrary values into one test file per (key+value) for easy parallelisation.

This package provides the Math::MatrixReal module. It implements the data type "matrix of real numbers" (and consequently also "vector of real numbers").

This module provides some drop-in replacements for the string comparison functions of Test::More, but which are more suitable when you test against long strings.

MooX::HandlesVia is an extension of Moo's handles attribute functionality. It provides a means of proxying functionality from an external class to the given attribute.

This Perl module provides Chinese encodings that are not part of Perl by default, including "BIG5-1984", "BIG5-2003", "BIG5PLUS", "BIG5EXT", "CCCII", "EUC-TW", "CNS11643-*", "GB18030", and "UNISYS".

Lingua::Translit can be used to convert text from one writing system to another, based on national or international transliteration tables. Where possible a reverse transliteration is supported.