Your move. You are X, pick a square.
X | O | X ---+---+--- X | O | 6 ---+---+--- O | X | O
Moves: X3 O5 X1 O2 X8 O7 X4 O9
New game | Computer goes first | Undo
Play the recursive version ↻
No JavaScript. Every square is a link. Works in curl, lynx, or a browser.