QML copies many core ideas from JavaFX (released 2008) and Microsoft's WPF (released 2006). Microsoft's XAML for declarative UIs is the most reused/reimplemted

QML copies many core ideas from JavaFX (released 2008) and Microsoft's WPF (released 2006). Microsoft's XAML for declarative UIs is the most reused/reimplemted approach among this bunch. Its variants are in WPF, Silverlight, WinUI, Avalon and Uno.