First of all...sorry for self advertisment.
Our project(I mean i am involved with this project) is up on sourceforge.net.
The aim of the project is..to enable users to do GUI programming using octave language.We are even planning to add support to Glade.
Version..0.0.1 has been released and first GTK program in octave language was written.
Checkout our site..http://octave-gtk.sourceforge.net