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