I put together a list of languages that can be translated. I excluded those that don’t make sense due to a small number of native speakers: specifically Estonian, Norwegian, Finnish, Slovenian, Slovak, Lithuanian, Latvian, and Danish.
An interesting webinar on targeted article translation for Western countries using DeepL: https://www.youtube.com/watch?v=ItEv242jJmk
Profitability in DE and FR is no worse than for the US.