- BlindChess. A blindfold program (optional board), good for training (DOS freeware).
- Blindfold Chess. One of the oldest chess variants, where one of the players is blindfolded (zrf available).
- Hindustani Chess. 19th century Indian game. (8x8, Cells: 64)
- Romanchenko's Chess. FIDE Chess trainer Romanchenko shifted the FIDE board in the middle to help his students think for themselves.
|2 'Game' entries listed||1 'Program' entry listed|
|1 'Play by mail item' entry listed||4 'From ancient times' entries listed|
|1 'Hidden information' entry listed|
Total items listed: 4