Did not know about this one (does not work on iOS)
These web apps need to be packaged to become a serious contender
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Safari / webkit and some others does not support it
It does only works with Chromium, Edge and also on Android
beforeinstallprompt | Can I use... Support tables for HTML5, CSS3, etc
"Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.