OpenUI let's you describe UI using your imagination
github.comNeat project! Also fun to see it's Chris Van Pelt (co-founder) doing most of the hacking on this.
In my first few tests, it was pretty meh (not as good as Vercel's V0) but then I figured out how to change the model away from GPT 3.5 and it got a lot better. I also appreciate making the system prompt etc. configurable!
Suggestion: Using placeholder images whenever an image/icon is included would be nice.