  [X] org.freedesktop.impl.portal.Account
  [X] org.freedesktop.impl.portal.AppChooser
  [X] org.freedesktop.impl.portal.Background
  [X] org.freedesktop.impl.portal.Clipboard
  [X] org.freedesktop.impl.portal.DynamicLauncher
  [X] org.freedesktop.impl.portal.FileChooser
  [X] org.freedesktop.impl.portal.InputCapture
  [X] org.freedesktop.impl.portal.Lockdown
  [X] org.freedesktop.impl.portal.Print
  [X] org.freedesktop.impl.portal.RemoteDesktop
  [X] org.freedesktop.impl.portal.ScreenCast
  [X] org.freedesktop.impl.portal.Screenshot
  [X] org.freedesktop.impl.portal.Settings
  [X] org.freedesktop.impl.portal.Wallpaper


X = NO-OP implementation
M = Minimal functional implementation
O = Complete functional implementation
