Old World exTENded for Old World is a free mod designed to enhance the gaming experience of Old World on Windows. This mod introduces a wealth of new features including archetypes, studies, traits, improvements, and projects, significantly expanding gameplay options. Players can explore new missions and engage with a variety of new characters and units, making the strategic elements of the game more complex and engaging.

Key highlights include the addition of new resources, a councilor for city laws, and expanded events that reflect historical characters and their traits. Players can also enjoy new map sizes and turn-scale options, providing a fresh perspective on their strategies. With numerous tweaks and improvements, this mod aims to enrich the Old World experience, ensuring players have a robust and diverse gameplay environment.