Your WM/DE doesn't ship with apt or pacman or whatnot, because your WM/DE is just the window manager or desktop environment. The underlying distribution will b

Your WM/DE doesn't ship with apt or pacman or whatnot, because your WM/DE is just the window manager or desktop environment. The underlying distribution will be Debian or Fedora or Arch or Alpine or whatever, which will provide package management and whatever else you need. Then you install something like Kodi on top of that as the WM/DE: https://kodi.wiki/view/HOW-TO:Install_Kodi_for_Linux?https=1 https://kodi.wiki/view/HOW-TO:Install_Kodi_for_Linux?https=1