Hacker News Games

Chess960 with chaotic twists: play Fischer Random games against bots or online opponents

Play ultimate tic-tac-toe on nine linked boards against online opponents or AI bots

Online Riichi Mahjong: play the 4-player tile game as a guest or registered user, versus bots or invited players.

Tic-tac-toe variant where completed lines flip the minority mark into a Ghost; three Ghosts win

Terminal chess written in Rust; play locally, against UCI engines like Stockfish, or online via Lichess.

Online playable version of Teeko, John Scarne's 5x5 abstract strategy game, with bots.

Chess variant where the top and bottom ranks are adjacent, with an extra pawn row protecting the king

Pictionary-style game drawn on a 16x16 pixel canvas; exchange drawings and guesses via share links, or play live.

Teach kids how chess pieces move with maze puzzles and simple mini-games