This is Perl module Plack::Handler::CLI. INSTALLATION Plack::Handler::CLI installation is straightforward. If your CPAN shell is set up, you should just be able to do $ cpan Plack::Handler::CLI Download it, unpack it, then build it as per the usual: $ perl Makefile.PL $ make && make test Then install it: $ make install DOCUMENTATION Plack::Handler::CLI documentation is available as in POD. So you can do: $ perldoc Plack::Handler::CLI to read the documentation online with your favorite pager. Goro Fuji (gfx)