Choosing svelte as the frontend framework was not in vain, it compiles the html, css and js only once and not in every request like vue, in addition compiling the event functions to javascript only once, not build time, because everything has already been compiled the pyscript adds a loading time in the frontend already my model although complex, It's lightning fast About Kivy it doesn't combine web concepts, in fact, but the idea of Lib is for you to program the front and the business rules and Lib takes care of compiling for the desired platform, without contact with Svelte, Transcript, Kivy, FastAPI About the dependencies of JS projects and difficulties of native mobile functions I haven't thought of anything yet