Hi, there
I have started to develop a full fledged javascript framework for building Android like UI in Website and my framework is open source and open for contribution, name is MIST Mobile JS framework . My framework has a slow base and an Android Native like widget and i am writting more widgets for creating complex application and I have added a node like structure in my framework wand I am adding a fileIO wasm support with C++ in my framework to deal with files through js without needing any other tool. And currently MIST Mobile JS framework is waiting for your contribution go ahead read the source code and start contributing.
Source code:
https://github.com/ghgltggamers/MIST-Mobile-JS-Framework-Android-like-app-on-web