There is probably more than what is being said here otherwise clients for reddit or 4chan would have been removed a long time ago.
yes. husky in particular is a fork of another app called tusky, that internally implemented a login blacklist of explicitly-nazi instances and instances with lolicon content, after the author decided they didn't want those users running their software. husky's explicit sole purpose is to be tusky without that blacklist. tusky has not been removed from the play store. i'm not familiar with the other apps on the list b…
This is not true. It is just the personal fork of tusky by a1batross. It also contains improvements to the pleroma integration.