Pambuyo pazaka zisanu ndi zinayi za ntchito, zida zomaliza za UI zomwe zidagwiritsa ntchito XUL namespace zachotsedwa pa Firefox codebase. Chifukwa chake, kupatulapo pang'ono, Firefox tsopano imagwiritsa ntchito matekinoloje wamba (makamaka CSS flexbox) kuti apereke mawonekedwe a Firefox, m'malo mogwiritsa ntchito XUL (-moz-box, -moz-inline-box, -moz-grid, - moz). -stack, -moz-popup). Kupatula apo, XUL ikupitilizabe kugwiritsidwa ntchito kuwonetsa menyu ndi ma pop-up ( Ndipo ), koma m'tsogolomu akukonzekera kugwiritsa ntchito Popover API kuti agwire ntchito zofanana.
Kutha kugwiritsa ntchito XUL pazowonjezera zidasiyidwa mu 2017, ndipo mawonekedwewo adamasulidwa ku zomangira za XML Binding Language (XUL extension) mu 2019 (zomangira za XBL zomwe zimatanthauzira machitidwe a ma widget a XUL adasinthidwa ndi Zida Zapaintaneti), koma Pa nthawi yomweyo, othandizira a XUL adapitilizabe kugwiritsidwa ntchito popanga mawonekedwe a msakatuli.
Source: opennet.ru