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