Author: Vasik Rajlich (USA)
Original Release Date: 2005-12-02
Homepage: http://www.rybkachess.com/index.php?auswahl=Rybka+engine
Ratings: https://ccrl.chessdom.com/ccrl/404/cgi/compare_engines.cgi?family=Rybka
Further Info: https://www.chessprogramming.org/Rybka
Further Info: https://en.wikipedia.org/wiki/Rybka