MarsSeed [1] filed a deletion request for umview-mod-umlwip-svn [2]: Development discontinued since 2018 [a], and the last commit version is not properly compatible with 64-bit systems. [b] [a]: https://sourceforge.net/p/view-os/code/HEAD/tree/ [b]: https://sourceforge.net/p/view-os/bugs/9/ [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/umview-mod-umlwip-svn/