Welcome to Catanatron!
Catanatron is a high-performance simulator for The Settlers of Catan, designed to help you develop, test, and benchmark AI players. Whether you're a machine learning researcher, game developer, or just a Catan enthusiast curious about AI strategies, Catanatron provides the tools to explore the full strategic depth of the game at scale.
What is Catanatron?
Catanatron is an open-source project that allows you to:
Run thousands of Catan games per minute between different bots.
Develop your own AI players with simple Python interfaces.
Test strategies using weighted decision trees or custom algorithms.
Train reinforcement learning agents using an OpenAI Gym-compatible environment.
Web UI to watch, inspect, and play games against Catanatron!
Getting Started
You can start simple by playing against catanatron at https://www.catanatron.com.
Or jump right in:
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