MarsSeed [1] filed a deletion request for avxsynth-git [2]: It is useless to keep this broken, EOL frameserver. Unbuildable, incompatible with current libs, and not maintained since 9 years ago. [a] Its upstream website is gone. [b] The successor is avisynthplus, available from Arch repo. [a]: https://github.com/avxsynth/avxsynth [b]: http://www.avxsynth.org/ [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/avxsynth-git/