Is "app store" discovery a viable option on moderated community platforms like Flathub or F-Droid, or "non-platforms" (primarily software distribution methods b

Is "app store" discovery a viable option on moderated community platforms like Flathub or F-Droid, or "non-platforms" (primarily software distribution methods built around command-line installation, rather than UI-focused ecosystems with reviews and such) like Linux distribution packages?