Indie Chess, as of now, features 8 variants of chess. 1) Classical. 2) Atomic. 3) Extinction. 4) Glinski's Hexagonal. 5) King of the hill. 6) Three-checks. 7) Capablanca. 8) Antichess. all of which can be played both over the board (OTB) with another person using a single device or online.