Games Invented by David Howe on Zillions of Games
Arena Chess 42 
. Game with two boards totaling 42-squares where pieces captured on the large board move to the small board. By David Howe.
- Chess on a Longer Board with a few Pieces Added . On a 10 row by 8 column board, with three new pieces. By David Howe.
- Chess37 . A chess variant on a board with 37 squares where pieces outside of the center 9 squares move like Kings. Author: Andrew Juell. Inventor: David Howe.
- Combination Chess . Pieces give their movement capabilities to friendly pieces in their zone of influence. By David Howe.
- Diagonal Chess . Board turned 45 degrees. Author: Marek14 . Inventor: David Howe.
- Feeble Los Alamos Chess . Los Alamos Chess using Feeble pieces. By David Howe.
- Fun-In-A-Box Chess . Featuring Thing One and Thing Two from The Cat in the Hat. Author: Peter Aronson. Inventor: David Howe.
- InterGrid Chess . Pieces on corners and on centers of squares of 8 by 8 board. By David Howe.
- Knight-Tac-Toe . Win by placing 3 pieces in a row. By David Howe.
- Quad-Square Chess . Chess on a board of 38 squares, of which six have size two by two. Author: Robert Price. Inventor: David Howe.
- Rococo . A clear, aggressive Ultima variant on a 10x10 ring board. Author: Peter Aronson. Inventor: Peter Aronson and David Howe.
- Tapestry . Chess on a four-color 6x6 board, with a 5 square control board. Author: Peter Aronson. Inventor: David Howe.
- Xhatranj . An exotic variant of Shatranj with more powerful pieces. By Christine Bagley-Jones and David Howe.
- Xhess . Version using Alfaerie graphics. By David Howe.
- Xhess . Decimal variant with Nightriders and Cannons. By David Howe.