- Upload your 2D chessboard photo
- Adjust the crop box to match the chessboard
- Click Detect Position
- Adjust pieces on the board
- Click Analyze Position to start the analysis
Drop image here or click to browse
Supports JPG, PNG, WEBPAI-powered chess piece detection in 3 steps.
Upload & Crop
Upload a 2D chessboard screenshot and adjust the crop area to focus on the board.
AI Detection
Our YOLO model detects every piece and converts the position to FEN notation instantly.
Analyze
Review and edit the detected board, then analyze with Stockfish engine.