Open Historia Guides
Everything you need to install, host, play, and master Open Historia — the free open-source grand strategy game.
Get Started
Download and install Open Historia on Windows, macOS, Linux, or Android. One-click launchers, manual setup, and prerequisites — get playing in minutes.
How to Play
Learn the core mechanics: interactive world map, AI diplomacy via natural language chat, troop deployment and combat, AI-generated events, AI strategic advisor, the vector map editor, and the Scenario Hub. Tips for new players and a recommended gameplay loop.
AI Setup Guide
Connect a local large language model (LLM) to unlock AI-powered diplomacy, AI-generated historical events, and the AI strategic advisor. Covers Ollama, LM Studio, llama.cpp, and OpenAI-compatible cloud APIs. Includes model recommendations and troubleshooting.
Self-Hosting Guide
Run your own Open Historia server — completely offline, on your LAN, or accessible to friends over the internet. Covers CORS configuration, running as a systemd/launchd service, port forwarding, and privacy benefits.
Pax Historia Alternative
How Open Historia compares to Pax Historia and Age of History 3. Full feature comparison table, pricing breakdown, platform support, and answers to common questions about switching from commercial grand strategy games.