Items Invented by Maarten Bodlaender
- Color Chess. Chess variant on board with 39 squares with five different colors. (6x6, Cells: 36) Author: Hans L. Bodlaender. Inventor: Maarten Bodlaender.
- Inside-out chess. With two kings per player and squares with a square inside. (6x6, Cells: 44) By Maarten Bodlaender.
- Color Chess. Freeware program playing variant on 36 colored squares. By Maarten Bodlaender.