XUL

XUL

Paradigm(s)	Declarative (markup language)
Developer	Mozilla Foundation
Major implementations	Mozilla
Influenced by	HTML, XML
Implementation language	C++
Platform	Gecko
OS	Cross-platform
License	MPL
Usual filename extensions	.xul MIME type: application/vnd.mozilla.xul+xml
Website	Official documentation

XUL (/ˈzuːl/ ZOOL), which stands for XML User Interface Language, is a user interface markup language made by Mozilla. XUL is an XML dialect for writing graphical user interfaces, it lets developers write user interface elements in a way similar to web pages.