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