Debian packages for “ELBE 13.1” are available from linutronix. Add sth. like this to your sources.list:
deb http://debian.linutronix.de/elbe buster main
Python2 conversion fallout
The python2 conversion produced a little bit of fallout.
The passwd from the xml file was expanded with b'passwd'
elbe-updated now checks for the correct new package name
python3-elbe-updated.