| packages/nixpkgs/perlPackages.Env | Perl module that imports environment variables as scalars or arrays |
| packages/nixpkgs/perlPackages.ENVUtil | Parse prefixed environment variables and dotnev (.env) files into Perl |
| packages/nixpkgs/perlPackages.TestInDistDir | Test environment setup for development with IDE |
| packages/nixpkgs/perlPackages.TermShellUI | Fully-featured shell-like command line environment |
| packages/nixpkgs/perlPackages.NetAmazonEC2 | Perl interface to the Amazon Elastic Compute Cloud (EC2) environment |
| packages/nixpkgs/perlPackages.HTTPRequestAsCGI | Set up a CGI environment from an HTTP::Request |
| packages/nixpkgs/perlPackages.DevelDeprecationsEnvironmental | Framework for managing deprecations |