🏛️ Rome 509 BC: Birth of the Republic from Legion Ridge, Hill City and Economy Lab

Overlook the hill city of Rome from a legion ridge in 509 BC: feed, house and water a growing population (logistic growth, Manning aqueduct flow), build forum, senate, temple, amphitheatre, aqueduct and harbour, pass laws, research, open trade routes and win regions by treaty or colony. Illustrative numbers, alternate-history sandbox.

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install