Our non-profit website at Onlinechessgames.org or Knightvibeschess.games allows people to play Chess, Checkers or use a Chess engine for free with no sign-up! Our Chess and Checkers board can be used by 2 people with only 1 device! We simply rotate the board once a player makes a legal move and the next person is ready to play. You continue until a checkmate or stalemate is detected. We offer checkers for free. We use similar logic, we flip the board once a legal move has been made. We have a free chess engine that flips the board the same way as the other Chess and Checkers games and we use integrated stockfish to make the anylasis come to life! You can pick to use Chess engine mode or grandmaster mode,  Chess engine is way better, it will see way further ahead than the Grandmaster mode. We give intructions with how to install our Progressive Web App (PWA) On Mobile or Computer. To wrap it up, we are a free online chess website usable by anyone with Internet.