Facts
- Appeared
- 1999
- Kind
- XML-based format, file format, user interface markup language
- Developer
- Mozilla Foundation
- Influenced by
- XML, HTML
- Implemented in
- C++
- Based on
- XML
- File extensions
- .xul
- Licence
- Mozilla Public License
- Operating system
- cross-platform
- Used for
- user interface
- Influences listed
- 2
Sources: Wikidata (CC0) · Wikidata Q726218