JRuby is an implementation of the Ruby programming language atop the Java Virtual Machine, written largely in Java. It is free software released under a three-way EPL/GPL/LGPL license.
License: Open Source
jRuby is an Open Source Product.Who developed jRuby?
has developed jRubyWhat are all platforms are supported by jRuby?
jRuby runs on Mac OS X, Windows, Linux Platforms