又发现一个 Perl 在 Windows 下的发行版，Indigoperl

好像还不错，安装包也方便，简单几行命令就搞定了：

ipm search Digest    # search for all packages that contain 'Digest' in the package name
ipm install Digest-MD4    # install Digest::MD4
ipm remove Digest-MD4    # uninstall Digest::MD4