http://computer-chess.org/ 2025-12-14T15:58:48-05:00 http://computer-chess.org/ http://computer-chess.org/lib/images/favicon.ico text/html 2015-04-22T13:27:26-05:00 http://computer-chess.org/doku.php?id=computer_chess:engines:secondchess:index&rev=1429723646&do=diff SecondChess is a didactical chess engine written in C by Emilio Díaz and based on FirstChess code of Pham Hong Nguyen, addressed to programmers who want to learn how a chess engine works. Main Features * One single C code file heavily commented, around 2000 lines * Licensed under GPL: source available at <https://github.com/emdio/secondchess> * Board representation: one 64 int array for pieces and one 64 int array for colors * Rules Implemented: castle, en passant and promotion * Rob…