FabioLolix [1] filed a deletion request for ginkgo-cadx-2 [2]: Legagy version of ginkgo-cadx, ginkgo-cadx-git has been deleted because it was no longer developed and had build issues with VTK, this one is even older, from 2012, depends on a list of legacy pkgbuilds (wxgtk2.8, gstreamer0.10, gconf) and don't build with devtools because several dependencies are missing; at least cli11, openmpi, ospray, openxr, openvr, python-mpi4py and boost [1] https://aur.archlinux.org/account/FabioLolix/ [2] https://aur.archlinux.org/pkgbase/ginkgo-cadx-2/