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