Chess4D

Chess4D is a free browser chess site with three modes. 4D chess is played on a 4 × 4 × 2 × 2 hypercube board (64 squares) with X, Y, Z and W axes and legal-move markers, against a practice computer or a friend on the same device. 3D chess is standard 8 × 8 chess shown on a rotatable 3D board, played against Stockfish or two-player on one device. 5D chess is an independent, experimental time-travel variant for two players sharing one device. No download or account needed to play.

Chess players, puzzle fans, teachers and students

Lets curious chess players try 4D, 3D and experimental 5D chess instantly in the browser, without installing anything or creating an account.