Your move. You are X, pick a square.
X | O | X ---+---+--- 4 | O | X ---+---+--- 7 | 8 | O
Moves: X3 O5 X6 O9 X1 O2
New game | Computer goes first | Undo
Play the recursive version ↻
No JavaScript. Every square is a link. Works in curl, lynx, or a browser.