Using cde (https://github.com/pgbovine/CDE/) to generate archives for all the libraries used to execute jruby and an obscure early access openjdk build (http://jdk7.java.net/download.html) What works: On 2.6 x86_64 kernels from the last 5 years: $7z x eajdk.tar.7z $tar xvf eajdk.tar $cd cde-package/cde-root/ $./cde-exec jruby -v jruby 1.7.0.dev (ruby-1.8.7-p330) (2011-09-30 4dba2c0) (Java HotSpot(TM) 64-Bit Server VM 1.7.0_02-ea) [linux-amd64-java] Info and some rubyconf 2011 notes: https://docs.google.com/document/d/1kPAKmbsC1Yg6BSNXd_PTCMd6NDHSB5IeCFcJwTYTHBU/edit?hl=en_US Right now on master you should able to ./cde-exec vim ./cde-exec bundle ./cde-exec pry