dreieck [1] filed a deletion request for voiphopper [2]: `voiphopper` maintainer does not maintain the source anymore, it does not compile: https://github.com/iknowjason/voiphopper/issues/3#issuecomment-1917414389
But Kali Linux maintains fixes, which resulted in the package `voiphopper-git`: https://aur.archlinux.org/packages/voiphopper-git which is replacing this package. [1] https://aur.archlinux.org/account/dreieck/ [2] https://aur.archlinux.org/pkgbase/voiphopper/