A XUL Bestiary
An overview of some of the key concepts and terms in the XUL development environment
Fooling with XUL
Step by step tutorial demonstrating the use of XUL to add a new sidebar to Mozilla.
Introduction to XUL
A short introduction to Mozilla's front-end architecture, concentrating on the task of building UIs.
Mozilla XUL Project
The basis of the XUL specification Mozilla uses. Contains information pertaining to Mozilla and XUL.
My Chrome Oven: Generating XUL with Python
Technical article on using Python classes to generate XUL windows
XUL Event Propagation
Describes the event model in XUL and features event propagation as a way to handle events in different places in the interface
XUL Genealogy: XML
This article describes the syntax of XUL, the relationship of XUL to XML and gives an overview of how the rendering engine processes XUL.
XUL Tools and What They Mean
Technical article teaching aspects related with XUL Tools.