stockfish is an open source chess engine that uses BitBoards https://github.com/official-stockfish/Stockfish/
for the ones interested here is a great resource list about bitboards in chess https://chessprogramming.wikispaces.com/Bitboards
stockfish is an open source chess engine that uses BitBoards https://github.com/official-stockfish/Stockfish/
for the ones interested here is a great resource list about bitboards in chess https://chessprogramming.wikispaces.com/Bitboards