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Week ending May 17, 2025

Preferred format of HTML code. Added details on font and color custom properties Author: Hans L. Bodlaender and Fergus Duniho.
Chu Shogi. Historic Japanese favorite, featuring a multi-capturing Lion (12x12, Cells: 144) (Recognized!) Author: H. G. Muller.
Camel Decimal Chess. Decimal Chess with Camel. (10x10, Cells: 100) By Jean-Louis Cazaux.
Opulent Chess. Opening piece arrangement updated as computer testing has proven this array to be superior (10x10, Cells: 100) By Greg Strong.

Week ending May 10, 2025

Skilled Skiers. An army for Chess with Different Armies that have Butterflies from Royal Rumble. (8x8, Cells: 64) By HaruN Y.
Gorgona Chess. By M Winther.
Accessory Chess. link By M Winther.
Alternative Chess. A drop variant with one single external piece per player (many to choose from). Zillions (zrf) program available. By M Winther.
Pyrrhus Chess. By M Winther.
Protomorphic-Chess. Start with only kings (and pawns), pieces change to different type after move. (8x8, Cells: 64) By (zzo38) A. Black.
Prime Ministers Random Chess. Missing description (9x8, Cells: 72) By Jose Carrillo.
Pretentious Chess. All Pieces can move as and demote to a Knight. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
Pole Chess. Missing description (8x8, Cells: 64) Author: Mark Thompson. Inventor: Piers Anthony.
Plutonian Test Chess. streetmansd By Steven Streetman.
Kingsmen. 9x9 board with two extra Bishops. Pieces gain the King's moveset upon reaching the last three ranks. By Albert Lee.
Platonic Chess. Platonic solids in a complete 10x10 chessboard. By Albert Lee.

Week ending May 03, 2025

Chess80. Orthodox Chess played on a 8x10 board with a new Duke piece (10x8, Cells: 80) By Alex Damian.
Xiangqi with various new pieces. catugo (10x9, Cells: 90) Author: Aurelian Florea. Inventor: Vitya Makov and Aurelian Florea.
Xiang Hex. Missing description (9x7, Cells: 79) By Larry L. Smith.
Three Elephant Chess. War Towers destroy 3 spaces at a time - protect your elephants while capturing your opponent's. (9x9, Cells: 81) By Gary K. Gifford.
Jungles and Mountains Chess. Chess with hindering terrain that must be removed to free up piece movement. (8x8, Cells: 64) By Gary K. Gifford.
Juxtaposition Chess. Pawns and Pieces switch places with pseudo-pieces throughout the game. (8x8, Cells: 64) By Gary K. Gifford.
Levitating Kings. Kings can levitate orthagonally or diagonally over a line of friendly pieces. (8x8, Cells: 64) By Gary K. Gifford.
Mini-POM (Mini Pillars of Medusa). On a 9 x 9 board and standard chess pieces, but with Morph replacing the Bishop and the Medusa to the right of the King. (9x9, Cells: 81) By Gary K. Gifford.
Elephant Hecatomb. Similar to Hecatomb Chess. (9x8, Cells: 72) By (zzo38) A. Black.
Winther's Chess. By M Winther.
Stoltz Chess. By M Winther.
Stahlberg Chess. By M Winther.
Perier Chess. By M Winther.
Hoplit Chess. By M Winther.
Culverin Chess. By M Winther.
Basilisk Chess. By M Winther.
Swedish Cannon Chess. By M Winther.

Week ending April 26, 2025

Sorcerer Chess. Practice the art of sorcery with two pairs of extra long leaping pieces: the Sorcerers and Conjurers. (10x10, Cells: 104) By Charles Daniel.
Shock Troops. The usual chess until the War Knight, Elephant Knight and Ninja Pawns enter the game. (8x8, Cells: 64) By Charles Daniel.
Insane Ninja Chess. Big board chess with dual range Camel's Leap Ninja Guards, and Insane Ninjas: powerful multidirectional short-range leapers. (10x10, Cells: 104) By Charles Daniel.
Octopus Chess. Features the crooked slider: the Octopus and the dual path Sorcerer Snake. (10x10, Cells: 100) By Charles Daniel.
Asylum Redux. Ninja Pawns and Pawns move faster as in Octopus Chess and Wreckage that use same system. (10x10, Cells: 100) By Charles Daniel.
Birds and Ninjas. Starting board configuration changed and new Ninja Pawn drop rules added. (10x10, Cells: 104) By Charles Daniel.
Stealth Ninja Chess. Updated rule for dropping Ninja Pawns and new start configuration. (10x10, Cells: 104) By Charles Daniel.
Venomous. New system of chess on 10x10 board with new pieces: the Sorcerer Snake and the even more venomous Sissa. (10x10, Cells: 100) By Charles Daniel.
ZigZag Madness. Featuring the crooked dual path sliders: the ZigZag Bishop and the ZigZag Rook. (10x10, Cells: 100) By Charles Daniel.
Carnage. Featuring the Terror Freeze, Detonator and the Dragon that attack the enemy in 4 different ways. (10x10, Cells: 100) By Charles Daniel.
Wreckage!. A highly tactical game featuring the Dragon that captures by approach or retreat, the Detonator and the Flying Guillotine. (10x10, Cells: 100) By Charles Daniel.
Modern Shatranj. A bridge between modern chess and the historic game of Shatranj. (8x8, Cells: 64) By Joe Joyce.
Lemurian Shatranj. An 8x8 chess variant featuring shortrange pieces which may change directions. (8x8, Cells: 64) By Joe Joyce.
HyperModern Shatranj. Missing description (8x8, Cells: 64) By Joe Joyce.
Granlem Shatranj. Added larger short-range variant with a 4-move/turn option By Joe Joyce.
Great Shatranj. added suggested changes as optional rules (10x8, Cells: 80) By Joe Joyce.
Grand Shatranj. Grand Shatranj. (10x10, Cells: 100) By Joe Joyce.
CwDA: the Shatranjian Shooters. Missing description (8x8, Cells: 64) Author: Joe Joyce. Inventor: Abdul-Rahman Sibahi and Joe Joyce.
Atlantean Barroom Shatranj. Atlantean Barroom Shatranj Rules. (10x10, Cells: 100) By Joe Joyce.
Kamikaze Chess. Added diagram of inventor's first published problem Author: Alessandro Castelli. Inventor: B. G. Laws.
Grasshopper. Moves along queenlines to first square after jumped over piece. Author: Hans L. Bodlaender and Fergus Duniho. Inventor: T. R. Dawson.

Week ending April 19, 2025

Slip Rook. Piece that moves as a Rook, but only an odd amount of moves. Author: Kelvin Voskuijl and Fergus Duniho. Inventor: David Parlett.
Vao. moves like bishop but must jump when taking. Author: Hans L. Bodlaender and Fergus Duniho. Inventor: P. Seyfert-Bitterfeld.
Butterfly Chess. Large board chess with butterflies (not Ns), advancers (not Qs) & flying dragons added. (10x10, Cells: 100) By Kevin Pacey.
Correlator Chess. By M Winther.
Prison Break. Starring the sliding pawns, the Ninja Guards, the Knight, the Bird, the King and introducing the captivating Ice Queen! (6x8, Cells: 46) By Charles Daniel.
Palace Ninja Guards. A pair of short-range diagonal leapers and four extra squares are added to the standard chessboard and pieces. (8x8, Cells: 68) By Charles Daniel.
Ninjutsu (Claustrophobia 2). The fierce double capture leaping pieces: the Ninja Warriors and the Ninja Guards can promote to Insane Ninja Knights! (8x5, Cells: 46) By Charles Daniel.
Titan Chess. Chess featuring dozenal board and seven diverse new pieces with multiple capture mechanisms and movement modes. (12x12, Cells: 144) By Charles Daniel.
Raptor Chess. 104 square large board game with complimentary diagonal and orthogonal flying pieces each with dual mode capture abilities. (10x10, Cells: 104) By Charles Daniel.
Flying Bombers with Hangars. Features the flying bomber - a versatile dual range piece that captures by flying over the enemy. (8x8, Cells: 68) By Charles Daniel.
Flying Bombers Grand Chess. The usual pieces in Chess are complimented by two Flying Bombers, which eliminate enemy pieces by flying over them! (10x10, Cells: 100) By Charles Daniel.
Coordinator Chess. By M Winther.
Adjutant Chess. By M Winther.
Amiral Chess. By M Winther.
Bodyguard Chess. By M Winther.
Bombardier Chess. By M Winther.
Columbiad Chess.. By M Winther.
Constable Chess. By M Winther.
Crossbishop Chess. By M Winther.
Crossbishop_Chess (8x10). By M Winther.
Crossrook Chess. By M Winther.
Dimachaer Chess. By M Winther.
Doublecannon Chess. By M Winther.
Gustavian Cannon Chess. By M Winther.
Helmsman Chess. By M Winther.
Laquear Chess. By M Winther.
Meridian Chess. By M Winther.
Murmillo Chess. By M Winther.
Paulovits's Game. By M Winther.
Pegniar Chess. By M Winther.
Provocator Chess. By M Winther.
Reformed Chess. By M Winther.
Retiar Chess. By M Winther.
Samnis Chess. By M Winther.
Scout Chess. By M Winther.
Thraex_Chess. By M Winther.
Veles Chess. By M Winther.
Venator Chess. By M Winther.
Zeppelin Chess. By M Winther.
Essedar Chess. By M Winther.
Gaul Chess. By M Winther.
Gladiatrix Chess. By M Winther.
Grenadier Chess. By M Winther.
Guanaco Chess. By M Winther.
Gustavian Adjutant Chess. By M Winther.
Hoplomach Chess. By M Winther.
Howitzer Chess. By M Winther.
Interloper Chess. By M Winther.
Leapfrog Chess. By M Winther.
Matron Chess. By M Winther.
Mortar Chess. By M Winther.
Neoorthodox Chess. By M Winther.
Phalanx Chess. By M Winther.
Secutor Chess. By M Winther.
Sagittar Chess. By M Winther.
Persian Chess. Page was missing index entry, now revealed (9x9, Cells: 85) By Anooshiravan Ahmadi.
Perleberger Bridge Chess. Missing description (8x9, Cells: 66) By Martin Janecke.

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