I haven't used it, but it caught my attention when I read the Text Rendering section of this post:

https://zed.dev/blog/videogame#text-rendering

It looks like their approach could nicely solve a problem that's shared by almost every new GUI toolkit I've tried: text looks terrible, or at least out of place when surrounded by applications built with the desktop's native toolkit.

Clean and polished design, concise Tailwind-style API, and last but not least sustained 120 FPS across complex UI.