> And even if it were accomplished in a central open source library like Flutter, that adds a considerable amount to the package size of any application. The d

> And even if it were accomplished in a central open source library like Flutter, that adds a considerable amount to the package size of any application. The download isn't much different to a typical website. That Flutter demo in wasm is 2 megabytes. Avalonia UI's WebAssembly uses canvas in C#: https://avaloniaui.net/ https://avaloniaui.net/ Uno Platform's WebAssembly implementation uses the DOM rather than drawing to canvas: https://platform.uno/ https://platform.uno/ Uno's philosophy is to use platform native controls. The benefit is that you get platform native characteristics, the cost is it will never be exactly the same in each browser and platform.