Kaya

Play, study, and analyze Go — right from your browser or desktop.

Kaya is a free, open-source Go (Baduk/Weiqi) application with AI-powered analysis, board recognition from photos, and a beautiful modern interface. Available on Windows, macOS, Linux, and the Web.

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✨ Features

Game & Study 🎯 Complete Go rules on 9×9, 13×13, and 19×19 boards 🌳 Visual game tree with variation support 📄 SGF import/export, drag & drop, OGS URL import ✏️ Edit mode with stones, markers, labels, and annotations 📚 Game library — organize games in folders 🎯 Score estimation with interactive dead stone marking

AI & Analysis 🤖 Live win rate, move suggestions, and full game analysis (KataGo via ONNX) 📊 Analysis graph with move quality colors 🗺️ Ownership heatmap for territory visualization Board Recognition 📷 Snap a photo of a real board → get a playable SGF 🧠 Powered by Moku AI (RT-DETR model)

Board recognition: snap a photo of any Go board and import it instantly

More

• 🎮 Keyboard shortcuts, gamepad support, mouse wheel navigation
• 🎨 6 board themes + dark/light mode
• 🌍 8 languages (EN, ZH, KO, JA, FR, DE, ES, IT)
• 📱 Responsive on mobile, tablet, and desktop

Platform Support

• 🖥️ Desktop — Native performance on Windows, macOS, and Linux via Tauri
• 🌐 Web — Play directly in your browser (works on mobile and tablet too)
  • Stable — Latest official release
  • Next — Built from main branch (newest features)
• 📱 PWA — Install the web app on any device for offline use (no app store needed)

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🚀 Get Started

Platform	How
🌐 Web	Open kayago.app — nothing to install
🪟 Windows	Download .exe
🍎 macOS	Download .dmg
🐧 Linux	Download .AppImage

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🛠️ Tech Stack

Layer	Technology
Frontend	React 19 + TypeScript 5 + Rsbuild
Desktop	Tauri v2 (Rust backend)
AI	KataGo via ONNX Runtime
Board Recognition	Moku AI (RT-DETR) + classic CV pipeline
Build	Bun workspaces (monorepo, 14 packages)
Go logic	TypeScript ports from Sabaki

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🤝 Contributing

Contributions are welcome — bug reports, feature ideas, or code!

• 🐛 Report a bug
• 💡 Suggest a feature
• 🛠️ Contributing guide

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📜 License

AGPL-3.0 © 2025-2026 Hadim

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🙏 Acknowledgments

• Sabaki — Core Go libraries and inspiration
• Tauri — Lightweight desktop framework
• KataGo — AI analysis engine

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"Kaya" (榧) — the Japanese nutmeg tree, whose wood makes the finest Go boards.

Made with ❤️ for the Go community

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