The realm rejoices as Paradox Interactive announces the launch of Crusader Kings III, the latest entry in the publisher’s grand strategy role-playing game franchise. Advisors may now jockey for positions of influence and adversaries should save their schemes for another day, because on this day Crusader Kings III can be purchased on Steam, the Paradox Store, and other major online retailers.
Afaik they haven't released the source for eu1 and hoi1 but All the other games are open for businessSo, there's the question.
TrueAfaik they haven't released the source for eu1 and hoi1 but All the other games are open for business
edit:and by "all the other" i mean the ones based on the Old engine