> This chess engine is a Stockfish derivative, with a few lines of code modification (engine name, authors list and a few parameters), and a new set of NNUE net

> This chess engine is a Stockfish derivative, with a few lines of code modification (engine name, authors list and a few parameters), and a new set of NNUE net weights considered proprietary. https://blog.stockfishchess.org/post/643239805544792064/statement-on-fat-fritz-2 https://blog.stockfishchess.org/post/643239805544792064/stat...