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

This package is an internationalization library for Perl that aims to be compatible with the Uniforum message translations system as implemented for example in GNU gettext.

YAML::XS is a Perl XS binding to libyaml which offers Perl the best YAML support to date.

List::MoreUtils provides some trivial but commonly needed functionality on lists which is not going to go into List::Util.

This is a meta-package that installs the CPAN dependencies of the Freecell Solver test suite.

This Perl module facilitates the creation and modification of PDF files.

This module provides a mechanism for determining if the pod for a given module is comprehensive.

This module provides some extra datatypes that are used by common serialisation formats such as JSON or CBOR.

This module tries to make install path resolution as easy as possible.

List::SomeUtils::XS is a XS implementation for List::SomeUtils. There are no user-facing parts here. See List::SomeUtils for API details.

This package provides a data pack for Business::ISBN. These data are generated from the RangeMessage.xml file provided by the ISBN Agency.

This package provides the IO::Pty and IO::Tty Perl interfaces to pseudo ttys.

Set::IntSpan manages sets of integers. It is optimized for sets that have long runs of consecutive integers.

Module::Install is a package for writing installers for CPAN (or CPAN-like) distributions that are clean, simple, minimalist, act in a strictly correct manner with ExtUtils::MakeMaker, and will run on any Perl installation version 5.005 or newer.

This module creates a customized, highly efficient parameter checking subroutine. It can handle named or positional parameters, and can return the parameters as key/value pairs or a list of values. In addition to type checks, it also supports parameter defaults, optional parameters, and extra "slurpy" parameters.

Class::ErrorHandler provides an error-handling mechanism that is generic enough to be used as the base class for a variety of OO classes. Subclasses inherit its two error-handling methods, error and errstr, to communicate error messages back to the calling program.

BinHex is a format for transporting files safely through electronic mail, as short-lined, 7-bit, semi-compressed data streams. This module provides a means of converting those data streams back into into binary data.

This module lets you attempt to measure, from your operating system's perspective, how much memory a process is using at any given time.

XML::Writer is a simple Perl module for writing XML documents: it takes care of constructing markup and escaping data correctly. By default, it also performs a significant amount of well-formedness checking on the output to make certain (for example) that start and end tags match, that there is exactly one document element, and that there are not duplicate attribute names.

CHI provides a unified caching API, designed to assist a developer in persisting data for a specified period of time.

The CHI interface is implemented by driver classes that support fetching, storing and clearing of data. Driver classes exist or will exist for the gamut of storage backends available to Perl, such as memory, plain files, memory mapped files, memcached, and DBI.

This is a library for generating letters, building HTML pages, or filling in templates generally. A template is a piece of text that has little Perl programs embedded in it here and there. When you fill in a template, you evaluate the little programs and replace them with their values.

Config::INI is a module that facilates the reading and writing of .ini-style configuration files.

This class provides a tie constructor that returns the object it was given as it's first argument. This way side effects of calling $object->TIEHASH are avoided.

This package is a plugin to tidyall allowing integration with the Test::Count module, to keep track of the number of tests in a test file.