JoseDog is a free educational platform for learning joseki (corner opening patterns) in the game of Go (baduk/weiqi).
Features:
• 141 joseki covering Hoshi, Komoku, San-san, Takamoku and Mokuhazushi
• Learning mode with move-by-move comments
• Interactive quiz with progress tracking
• Chrono, Survival and Recognition modes
• Spaced repetition review (SM-2 algorithm)
• Real-time multiplayer Battle Quiz (up to 4 players)
• Detailed statistics and activity heatmap
• Custom shareable collections
• Community leaderboard
• 5 languages: French, English, Chinese, Japanese, Korean
• Dark mode
No account required to get started. Your data is stored locally. Create an account to sync your progress across devices.