List::GroupBy is a Perl module that takes a list of hash references and groups them by one or more of their keys.

Keyword::TailRecurse is as a Perl module that enables true tail recursion that doesn’t increase the stack.

Mojolicious::Plugin::ServerType is a simple Mojolicious plugin that provides a helper that identifies the type server the Mojolicious app is running under (e.g. Mojo::Server::Prefork).

I currently maintain the DBD::Mock Perl module.

Note: that the majority of this module was developed by others, who put a lot of work into making a great module that’s easy enough for me to maintain.

PartialAppliation is a small Perl module that handles partially applying parameters to functions.