Iced supports the desktop and the web. No mobile support but I don’t see why it couldn’t. https://github.com/hecrj/iced https://github.com/hecrj/iced Technica

Iced supports the desktop and the web. No mobile support but I don’t see why it couldn’t. https://github.com/hecrj/iced https://github.com/hecrj/iced Technically, Qt has bindings and supports them too. So I don’t think your dream is too far off. Though the quality of that level of cross platform might be an issue