XUL Explorer - Archive of obsolete content | MDNXUL Explorer is a XULRunner application that provides an easy way to experiment with XUL. It’s a simple editor that can preview XUL inline or in a separate popup window. It has a list of code snippets (small fragments of XUL or JavaScript) that can be quickly inserted into the editor. The XUL can be loaded from and saved to files. A XUL validator and the Error Console are both available to help de
