Graphical User Interfaces
Ruby Howto: Graphical User Interface
A Qt toolkit tutorial using Ruby.
Basic GUI Tutorial
A simple GUI tutorial with Ruby/Tk.
Korundum Qt and KDE Bindings
Using Ruby to both create Qt applications and interact with the K Desktop Environment with Ruby.
Shoes, a Tiny GUI Toolkit
A tiny cross-platform GUI toolkit for Ruby written by whytheluckystiff.
A community-driven repository of Shoes-based programs.