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Crownfall is a free browser-based multiplayer strategy game set in a medieval world, built almost entirely with Claude Code (AI). Expand territory on a hex map, train 7 unit types from Militia to Knights, form kingdoms with real players, spy on rivals, and compete for dominance. Every 28 days a new competitive era starts — everyone begins equal. No download, no pay-to-win. Turn-based (288 turns/day), so it fits any schedule.

CrownfallMedieval strategy built with AI. Compete in 28-day eras
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Hey Product Hunt! 👋 I built Crownfall because I wanted to see how far AI-assisted development could go. The answer: pretty far. Crownfall is a multiplayer medieval strategy game built almost entirely with Claude Code. It has a full game engine with 288 turns per day, hex-based territory maps, 7 military unit types, kingdom politics with elections and alliances, espionage mechanics, and 4...

CrownfallMedieval strategy built with AI. Compete in 28-day eras
