It is very natural to be courious about what ÖBB Nightjet is doing these days, and what is their future plans. Some tables are borrowed from the German Eisenbahn Kurier 2/2019.
Here is the various lines, where Nightjet and partners operates in 2019:
And here is the current rolling stock from Nightjet:
In 2022 ÖBB has ordered 13 new sets of night trains, including seated cars (not shown here) and three variations of cars with proper beds.