Honestly, nothing beats QML for UI development. Such an underrated technology.
QML is nice and the bridges project could bring it to more languages. https://slint.rs/ Is similar but written in Rust although.
I don't think it's underrated, it's just that everyone builds for the web nowadays and it isn't like they don't have good reasons.
QML is nice and the bridges project could bring it to more languages. https://slint.rs/ Is similar but written in Rust although.