deleted by creator

You could keep an eye on the PKGBUILDs. For Thunderbirds, for example, you could use the following in a RSS reader:

https://gitlab.archlinux.org/archlinux/packaging/packages/thunderbird/-/commits/main/PKGBUILD

Another Mull user here. It works very well for me and I like the fact that I can use content blockers like uBlock with it.

I have been using Discreet Launcher for some time now. It’s fast and and distraction-free. https://f-droid.org/en/packages/com.vincent_falzon.discreetlauncher/