Open Chaos Chess is described as 'Variation of chess where you can pick the piece that moves, but the moves are random. As such, you no longer win by checkmates. Instead, you win by eliminating your opponent's pieces' and is a Chess Game in the games category. There are more than 10 games similar to Open Chaos Chess for a variety of platforms, including Windows, Web-based, Android, iPhone and iPad apps. The best Open Chaos Chess alternative is Lichess, which is both free and Open Source. Other Open Chaos Chess like games are DecodeChess, Take!, KNights and ChessMD.