https://en.wikipedia.org/wiki/Phosh
And amusingly Ubuntu uses Qt for its phone clone of Gnome.
i also hate this "consistency" idea. was working on mobile app for android/ios. and a requirement was for apps to look identical on both platforms. whyyyyy. sure for designer it looks nice, but as a user who uses either ios OR android im used to conventions of particular platform. why throw that all away just to look identical an both platforms.