Main Sequence is a full-version simulation game designed for Windows that immerses players in the role of a space-sim factory builder. The primary objective is to construct an expansive interstellar industrial empire, allowing players to collect resources and automate production processes. The game emphasizes strategic planning and resource management as players navigate the complexities of building and maintaining their space operations.

As players progress, they can expand their fleet of ships to enhance their production capabilities and ensure survival in the vast galaxy. The game combines elements of simulation and strategy, providing an engaging experience that challenges players to think critically about their resource allocation and expansion tactics. With its detailed mechanics and expansive gameplay, Main Sequence offers a unique opportunity to explore the universe while developing a thriving industrial operation.