abstract:XUL ( ), which stands for XML User Interface Language, is a user interface markup language that is developed by Mozilla. XUL is implemented as an XML dialect; it allows for graphical user interfaces to be written in a similar manner to Web pages.
Based on the Fennec XUL code, the project's already begun successfully integrating with the live tile flavor of that OS, implementing HTML file input controls, snap for managing multiple running apps, in addition to search and share contracts.