轻量免安装的在线五子棋。支持人机对战与本地双人对战，内置 Minimax 启发式算法 AI，提供清新落子音效与悔棋复盘功能，纯前端离线运行。
打开网页即可开始，零加载等待，支持随时悔棋与重新开局。
挑战内置的电脑 AI 算法，演练连五、活四、双三等经典攻防策略。
一键切换双人对战模式，在同一台电脑或平板上轮流落子下棋。
iframe sandbox="allow-scripts..."Play authentic 9x9 Sudoku puzzles online directly in your browser. Features clean high-contrast board design, mistake detection, number keypad, and completion timer.
Play classic 3x3 Tic Tac Toe against an unbeatable AI powered by the Minimax decision algorithm. Can you force a draw against perfect game theory play?
Authentic HTML5 Canvas recreation of the viral Flappy Bird arcade game. Navigate past green pipe obstacles with rhythmic tapping and responsive gravity physics.
Classic retro brick breaker arcade game inspired by Atari Breakout. Deflect the rebounding ball with your paddle to smash through colorful rows of bricks.