Settings Turn features on or off. Changes save to this browser and apply instantly — no rebuild. Share a
link with ?ff=ai:0,sound:0 to preset flags for someone else.
Play AI opponent Play against the computer at several strengths. Online multiplayer Play a friend over a shareable link. Move hints Highlight a suggested move on request. Board variations Bigger 4×4 and 5×5 boards. Maps Generate setups with prefilled or blocked squares. AI self-play Watch two AIs play each other. Position evaluation Three heuristics score the position live. Training lab Watch an AlphaZero net self-play and improve. Neural opponent AlphaZero net opponent with a difficulty slider + top-move hints.
Sharing Replay & analysis Step through any game move by move. Share by URL Copy a link that reopens the exact game. Save games Resume unfinished games after a reload. Local stats Keep a private win/loss/draw record.
Interface Sound effects Subtle clicks and cues during play. Themes Switch palettes, including the Feet skin. Keyboard play Move around the board with arrow keys. Coordinate labels Show a–i / 1–9 around the board. Settings panel The runtime feature toggles page.
Theme
Your record Games: 0 X: 0 O: 0 Draws: 0 vs AI: 0W 0L 0D
Reset record Reset all features to defaults