Locomotives hooking up and changing wagons?

[Yona-TYT]

Looking a bit on twitter I found this video, it's fun to see a version of simutrans do that:
https://twitter.com/i/status/1504393388564508672


By the way, we need an option in the forum to share twitters!. 

[Roboron]

Is OTRP active again?

[Matthew]

Is OTRP active again?

I think there's an active playerbase but not active development.

EDIT: On closer study TeamHimeh recently released a bugfix version, but didn't push it to his main branch.