The program "Checkers_7" offers you the following possibilities: play checkers with the computer (three levels of difficulty) or with a partner; play to seven types of the checkers games: American, Brazilian, Canadian, International, Pool checkers, Russian, Sparse checkers; change the appearance of the checkers board and pieces: there are seven inbuilt skins and one external skin; apply your own skins; modify the appearance of the non_game part of the window: background and tone color, moves list visibility, chessboard scale, coordinate readout; show possible moves and the last move; save or load games in text format.