Perhaps it’s an unpopular opinion, but I’m hopeful that this doesn’t go anywhere for the simple fact that I don’t want to have to keep 5 different app stores installed to have access to everything. It would be cool to have an iOS equivalent of F-Droid, but I’d rather that not come at the cost of scattering commercial iOS apps across stores. I’m not keen on the idea of non-WebKit web engines on iOS either because it w…
The nice thing about F-Droid is that the repository format is open. So you only need one "app-store" app installed (F-Droid), then add multiple app sources that are each controlled by some app curator. For example, the "F-Droid repo", the "Guardian Project repo", the "copperhead OS repo", the "micro G repo", etc etc. This allows for a unified user experience without centralising app execution power in the hands of one organisation.
If you've used GNU/Linux this is exactly how package repos work (and what F-Droid was inspired by), since several decades before the term "App Store" was invented.