MarsSeed [1] filed a deletion request for kwin-scripts-ultrawide- tiling [2]:
KDE Plasma 5 addon, EOL for 2 years. [a] Does not work on current KDE Plasma 6. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/kwin-scripts-ultrawide-tiling/
