Chess960 Generator
Generate Fischer Random start positions and preview on board.
Preview
King between rooks; bishops on opposite colors
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Chess960 (Fischer Random) shuffles the back rank while preserving key rules: bishops must start on opposite colors and the king must be placed between the two rooks. Pawns remain on the second rank for each side.
Use this generator to create valid start positions, copy the FEN, and explore ideas. Castling conventions follow standard flags in FEN; engine behavior for Chess960 may vary.
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