Tic-tac-toe

Computer wins. Better luck next time.

 X | X | O 
---+---+---
 O | O | O 
---+---+---
 X |   | X 

Moves: X1 O5 X2 O3 X7 O4 X9 O6

New game | Computer goes first | Undo

Play the recursive version ↻

No JavaScript. Every square is a link. Works in curl, lynx, or a browser.