[Uptrenda]

There's also that library all the AI models started using that gives you a public URL to share. After researching it: https://www.gradio.app/ is the link.

It's used specifically for making simple UIs for machine learning apps. But I guess technically you could use it for anything.

[jerpint]

Gradio is popular for machine learning but is versatile enough for interactive web apps, really easy to tinker with

[jimmyechan]

I'll check this one out - it looks very interesting!