FredBezies [1] filed a deletion request for newmoon-git [2]: You can read this on github repository : "This repository and incarnation of Pale Moon is no longer maintained. The new home for Pale Moon (v28+) is in the UXP platform repo where it is one of the included applications with the platform. Do NOT open new feature/bug issues on this repo, please." [1] https://aur.archlinux.org/account/FredBezies/ [2] https://aur.archlinux.org/pkgbase/newmoon-git/