I have :). First I did UI work with Qt at Pixar on the animation tools. Then I wrote a couple apps (http://audulus.com mostly custom, https://sculptura.app mostly SwiftUI, ongoing of course). Now I'm working on a Rust UI library: https://github.com/audulus/rui. Source: about 2 years ago

Ok I'm not Raph but, FWIW, my 3d sculpting app is written using SwiftUI (https://sculptura.app), which is not a view around a database (in fact it was previously UIKit... SwiftUI is so much better). I recently implemented a piano-roll editor in SwiftUI: https://github.com/AudioKit/AudioKitUI/tree/main/Sources/AudioKitUI/Controls/PianoRoll. I have little doubt a DAW could be implemented in SwiftUI easier than with... - Source: Hacker News / about 2 years ago

KidPix. Drawing is stimulating for the mind. Of course now it can be run in the browser: https://kidpix.app/. - Source: Hacker News / 2 months ago

Looks like this is it if you wanna mess around with it: Play KidPix. Source: about 1 year ago

My kids still use this on their iPads via https://kidpix.app/. Source: about 1 year ago

You never know, maybe someone can port it to JS/HTML as a web application like someone did with Kid Pix (https://kidpix.app/). Source: almost 2 years ago

There's a new one on iPad. It's no Kidpix Deluxe but it's pretty good! Also I came up on this bizarre free web version. Source: almost 2 years ago