CPAN “Dev” releases 

$ cpanm Test::Script
--> Working on Test::Script
Fetching http://cpan.catalyst.net.nz/CPAN/authors/id/P/P
L/PLICEASE/Test-Script-1.16.tar.gz ... OK
Configuring Test-Script-1.16 ... OK
Building and testing Test-Script-1.16 ... OK
Successfully installed Test-Script-1.16
1 distribution installed
$