xxkb binary package in Ubuntu Jammy amd64

 This program is a keyboard state indicator and switcher for xkb. Features:
  - shows current xkb group (pixmap in its own window)
  - allows switch group by mouse click
  - allows individual state for every window
  - can install its own button (indicator/mouse switcher) on every window's
    title bar
  - can restrict keyboard states for every window to only two ("main group" -
    "alternative group") if xkb set up for more than two groups.
 Bugs:
  - documentation is partially in Russian (koi8-r charset) only

Source package