G programming Language is based on Java and used for rapid development of OpenGL applications. It is high level data flow graphical programming language.

Groovy is an Object oriented Programming language for the java platform

Guile is a Extension Programming Language which an implement the Scheme Programming Language. Its first version was released vin 1993.

GOO's main goal is to offer the best of both scripting and delivery languages while at the same time incorporating an extreme back-to-basics philosophy.