Install: sudo gem install nokogiri
Contribute: github.com/tenderlove/nokogiri

An HTML, XML, SAX, & Reader parser with the ability to search documents via XPath or CSS3 selectors… and much more

Nokogiri 鋸

Class Nokogiri::XML::SAX::Parser::Attribute inherits from Struct.new(:localname, :prefix, :uri, :value)