Conny wrote (2022-01-31):

 CE> Is there a similar software that works insdead of binkd, and working in
 CE> "older" releases? Or I must wait until 2025 when the LTS comes to an end,
 CE> I don't want to go thru a new install from scratch again if I'm not
 CE> forced to.

Not anything I would recommend, if you already have a configured binkd installation. Maybe try the compiled binkd from Scott. We also can help, if you have troubles compiling it yourself. Or I can try to compile the Debian package for Ubuntu 20.04.

---