Solo sprint races & team endurance races mainly focused on using Le Mans Ultimate.
Simracing Community from Australia
BROOKS F1 is a community that mainly focuses on Formula 1 in the form of a 24-Race-League, but also has multiple GT Endurance Teams.
The North American Sim Racing Series (NASRS) hosts a popular North American-based Assetto Corsa Competitizone (ACC) championship league
More Action with less Traction events & championships on virtual Arena