All games
Strategy
Oxo
Neon Tic-Tac-Toe with a minimax AI and pass-and-play.
Controls
- place marktap / click
- place with keyboard1–9 / arrows + Enter
- undoU
Hint
Beat the AI (Easy to Unbeatable) or pass-and-play. First move alternates each round.
Tips
- · Click anywhere on the frame to lock keyboard input to the game.
- · Page scroll keys are intercepted while playing.
- · Click outside the frame to release the keyboard.
- · Open fullscreen for the standalone experience — with a way back.