Thanks Aaron for your work on Nokogiri. I noticed what looked like JRuby support so I tried installing the gem (worked) and then an example that failed: irb(main):001:0> require 'nokogiri' => true irb(main):002:0> require 'open-uri' => true irb(main):003:0> doc = Nokogiri::HTML(open('http://markwatson.com')) NoMethodError: undefined method `read_memory' for Nokogiri::HTML::Document:Class from /Users/markw/bin/jruby/lib/ruby/gems/1.8/gems/nokogiri-1.1.1- java/lib/nokogiri/html.rb:36:in `parse' from /Users/markw/bin/jruby/lib/ruby/gems/1.8/gems/nokogiri-1.1.1- java/lib/nokogiri/html.rb:15:in `HTML' from (irb):4 from /Users/markw/bin/jruby/lib/ruby/1.8/irb.rb:150:in `eval_input' I am using version jruby 1.1.5 - will a later version of JRuby make this work? Thanks, Mark