Digital Boards
Recognize digital chessboards from your favorite chess apps and websites like chess.com, lichess, Chessbase and chess24.
Book/PDF Boards
Recognize chess diagrams from chess books and magazines. This also works on camera images from books.
Upload an image containing a digital chess diagram (Example sources: Chess.com, Lichess, chess24) to generate FEN String
Board Prediction:
Upload an image containing a chess diagram from a book or magazine to generate FEN string