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SELECT * FROM `Item` LEFT JOIN `IndexEntry` USING (ItemID) WHERE `IsHidden` = 0 AND `Item`.`IsDeleted` = 0 AND `YearInvented` >= '2007' AND `YearInvented` <= '2009' AND `Language` = 'English' ORDER BY `LinkText`, `Item`.`Summary` ASC LIMIT 500 OFFSET 0
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- 10x8 Variants. Missing description By Jose Carrillo.
- 123456 Chess. Missing description Author: Nick Wolff. Inventor: (zzo38) A. Black.
- 2 Level Guru Mahachaturaji. Enlarging the Guru Mahachatuaji board to go with the enlarged army. (2x(10x10), Cells: 200) By Charles Gilman.
- 2 Queen Rocky Horror Lycanthropic Chess. Featuring pieces that automatically flip into wyrd and not so strange counterparts. (10x8, Cells: 68) By Jeremy Gabriel Good.
- 2 Queen Rocky Horror Lycanthropic Chess. Featuring pieces with Dissociative Identity Disorder. By Jeremy Gabriel Good.
- 2007-2008 Chess Variants Design Contest. Chess variant inventors gather round! We're doing it again! Exact nature of contest to be determined with YOUR help!! By Jeremy Gabriel Good.
- 3 Level 4 Player Variants. Putting 4 players on a 3d board usually used for 2. (3x(8x8), Cells: 192) By Charles Gilman.
- 3 Strikes Chess. The first attack does not immediately remove pieces from the board. (8x8, Cells: 64) By Charles Gilman.
- 3D Great Shatranj. a simple approach to 3D chess. By Joe Joyce.
- 45 or 46 Cell Contest - 2007 Design Contest. Quick contest for 45 or 46 cells. Deadline for Submissions: November 30, 2007. By Jeremy Gabriel Good.
- 47 Contest Results. Missing description By John Smith.
- 6 Player Complex Allegiance Chess. Missing description By Kuyan Judith.
- 6hess. Each piece moves 6 times before disappearing. By Adrian Alvarez de la Campa.
- Accessory Chess. A drop variant with one or two external pieces per player (many to choose from). Zillions (zrf) program available. By M Winther.
- Accessory Chess (with Divaricator). Drop chess with external piece. The Divaricator can capture by withdrawing in an oblique angle (+zrf). By M Winther.
- Active King Chess. Each turn, one must move one's king in addition to moving other pieces. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Adjutant Chess. Regular chess with extended castling, and extra corner squares. Makes new strategies possible (+zrf). By M Winther.
- Adjutant Chess. Introducing the Adjutant that can slide like a queen, but on the same square colour only (with zrf). By M Winther.
- Adjutant Chess (with Adjutants). The Adjutant, besides sliding on the diagnals, can slide on the orthogonals by ignoring the other colour (+zrf). By M Winther.
- Aire. River variant on H-shaped board, some parts of camps further back than others. (8x12, Cells: 72) By Charles Gilman.
- Ajax Bigamous Chess. Bigamy meets Ajax Orthodox Chess! (9x8, Cells: 72) By Jose Carrillo.
- Ajax Chess . Missing description By Jose Carrillo.
- Ajax Falcon Chess. Ajax Chess on a 10x8 board with two Ajax Falcon drops. By Jose Carrillo.
- Ajax Falcon Chess. Ajax Chess on a 10x8 board with two Ajax Falcon drops. (10x8, Cells: 100) By Jose Carrillo.
- Ajax Modern Random Chess. Missing description (9x9, Cells: 81) By Jose Carrillo.
- Ajax Orthodox Chess. Orthodox Chess with Ajax-Chessmen, and droping Ajax-Ministers. By Jose Carrillo.
- Ajax Orthodox Chess. Orthodox Chess with Ajax-Chessmen, and droping Ajax-Ministers. (8x8, Cells: 64) By Jose Carrillo.
- Ajax Random Chess. Pseudo-Fischer Random Chess with Ajax-Chessmen, and droping Ajax-Ministers. (8x8, Cells: 64) By Jose Carrillo.
- Ajax-Capablanca Chess. Ajax-Chessmen on a 10x8 Capablanca Board! (10x8, Cells: 80) By Jose Carrillo.
- Alapawn. A simplified, more chess-like version of Alapo 8x8. (8x8, Cells: 64) By Luis Bolaños Mures.
- Alapo 8x8. Missing description (8x8, Cells: 64) By Luis Bolaños Mures.
- Alfaerie Variant Chess Graphics: Expansion Set 6. Missing description By Matthew La Vallee.
- Alpaca Chess. Introducing the weak but interesting Alpaca, which hops one or two steps rookwise (with zrf). By M Winther.
- Alpaca Chess. An Alpaca, worth two pawns, is added to the standard piece context (with zrf). 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.
- AltOrth Hex Chess. Hexagonal variant using pieces moving only one way along each orthogonal. (11x11, Cells: 91) By Charles Gilman.
- Antarctic Chess or Predators and Penguins. Penguins seek safety at the ice-pack's centre. Can the Predators stop them? (Cells: 295) By Graeme C Neatham.
- Armies of Faith 1: The Dawn of Civilisation. The first in of a series of 3d variants themed on various religions of history. (3x(9x9), Cells: 243) By Charles Gilman.
- Armies of Faith 2: Later Antiquity. The second in a series of 3d variants themed on various religions of history. (5x(10x10), Cells: 245) By Charles Gilman.
- Armies of Faith 3: Assimilation. The third in a series of 3d variants themed on various religions of history. (5x(), Cells: 350) By Charles Gilman.
- Armies of Faith 4: Schism. The fourth in a series of 3d variants themed on various religions of history. (4x(8x8), Cells: 256) By Charles Gilman.
- Armies of Faith 5: Spiritual and Temporal. The fifth in a series of 3d variants themed on various religions of history. (4x(10x8), Cells: 320) By Charles Gilman.
- Armies of Faith 6: After Empire. The last in a series of 3d variants themed on various religions of history. (5x(), Cells: 370) By Charles Gilman.
- Armis. 100 square board with 15 piece types. By Armis Game.
- Arrangement Chess. Swap king & queen before play begins. With mirrored kings and non-mirrored queens (with zrf). By M Winther.
- Arrangement Chess. The players take turns to relocate the king and the queen, thus enhancing opening ramification (with zrf). By M Winther.
- Asylum Chess. Fire-through rooks, mad leaping (camel-move) bishops and double-capture insane ninja knights with lion-like powers. By Charles Daniel.
- Asylum Chess . Includes new game that features dual path compound pieces: the Loony Snake Rook and the Insane Snake Bishop. By Charles Daniel.
- Asylum Chess. 3 new unique pieces: fire-through rooks, double-capture knights, leaping bishops. (10x10, Cells: 100) By Charles Daniel.
- Asylum Redux. Featuring dual path Zebra / Camel crooked sliders compounded with Bishop / Rook. By Charles Daniel.
- Asylum Redux. Two new pieces: dual path sliding Zebra + Bishop and a dual path sliding Camel + Rook. (10x10, Cells: 100) By Charles Daniel.
- Asylum Redux . Introducing the Loony Snake Rook and Insane Snake Bishop. Also starring the dangerous and superfast Ninja Pawns! By Charles Daniel.
- Atlantean Coffee House Shatranj. Grand Hexagonal Shatranj - the short-range project goes six-sided. (13x13, Cells: 127) By Graeme C Neatham.
- Atlantean Coffee House Shatranj. Grand Shatranj on a Hex board. By Graeme C Neatham.
- Azchessimp . Missing description By Namik Zade.
- Azerbaijan Chess . http://zillions-of-games.com/cgi-bin/zilligames/submissions.cgi/79138?do=show;id=1659. By Namik Zade.
- Azerbaijan Chess. http://zillions-of-games.com/cgi-bin/zilligames/submissions.cgi/73747?do=show;id=1659. By Namik Zade.
- Babylonian Chess. Captures are determined by rolling dice. (8x8, Cells: 64) By Muhammad Hidayat.
- Bachelor Hunterbeest. Hunterbeest without the Queen or Gnu - to start with... (9x8, Cells: 72) By Charles Gilman.
- Bachelor Nearlydouble. Applying the Nearlydouble principle to Bachelor Chess. (9x9, Cells: 81) By Charles Gilman.
- Bachelor Nimrod. Small variant with one each of distinctive Nimrod pieces, and of Knight. (6x6, Cells: 36) By Charles Gilman.
- Baseball Chess. Missing description (9x9, Cells: 81) By George William Duke.
- Baseball Chess Hits & HomeRuns. Missing description By George William Duke.
- Basilisk Chess. Introducing the Basilisk cannon, with standard pieces (zrf exists). By M Winther.
- Battery Chess. Battery Chess on the Game Courier. By Abdul-Rahman Sibahi.
- Battery Chess. Chess on a Battery shaped board, with lots of batteries. (5x10, Cells: 46) By Abdul-Rahman Sibahi.
- Battle Room Chess. Win by getting four of your pieces in or around your enemy's gate. By John Smith.
- Beyond Omega. Large abstract variant with radial and oblique pieces requiring rotation. (15x15, Cells: 225) By Charles Gilman.
- Bigsiege Chess. Combining the length of Besiege Chess with the width of Doublewidth Chess. (16x16, Cells: 256) By Charles Gilman.
- Binary 1010. Pieces alternate with their binary counterpart in regard to turning off and on. (10x10, Cells: 100) By Gary K. Gifford.
- Birds and Ninjas . Featuring the Flying Bombers that fly over to capture, and the short-range Ninja Guards that capture two enemy pieces at once. By Charles Daniel.
- Birds and Ninjas. Strategically rich chess-like game with powerful dual range orthogonal flying pieces, and short-range diagonal leapers. (10x10, Cells: 104) By Charles Daniel.
- Birds and Ninjas. Two simple checkmate problems for the game. By Charles Daniel.
- Birds and Ninjas. Immaculately balanced game features pieces with unique fly-over capture ability and short-range diagonal leapers. By Charles Daniel.
- The Bishop Adjustment Rule. Missing description By Jose Carrillo.
- Bishop Knight Morph Factor. Missing description Author: Jeremy Gabriel Good. Inventor: Gary K. Gifford.
- Bishop Knight Morph Factor. Missing description (8x8, Cells: 64) By Gary K. Gifford.
- Bland Chess. Chess, but with no diagonal movements (aside from that built within the Knight). Author: Gary K. Gifford.
- Bland Chess 46. A 46 square variant of Bland Chess. Allows for War Machine, Knight, and/or Modern War Machine use. Author: Gary K. Gifford. Inventor: Gary K. Gifford and (zzo38) A. Black.
- Bland Chess 46. Orthogonal moves only on a board with 46 squares. (6x8, Cells: 46) Author: (zzo38) A. Black. Inventor: (zzo38) A. Black and Gary K. Gifford.
- Blocschach. Not only is the size of the back rank squared, so is its composition. (8x(8x8), Cells: 512) By Charles Gilman.
- Blue Queen on 64 and 80. Blue Queen belongs to both sides. By George William Duke.
- Blunderbuss Chess. Pieces are poorer shots than in Rifle Chess. (8x8, Cells: 64) By Charles Gilman.
- Board Image Utility. A web based application being developed on the Chess Variants Wiki that creates images of CV boards and positions. By Graeme C Neatham.
- Breakthrough Chess. Pieces must "break through" a zone of neutral blocks. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
- Brookschach. 3d variant with three unconconventional subsets of Queen move. (6x(6x6), Cells: 216) By Charles Gilman.
- Burmese Chess. Sittuyin preset uses a mix of equivalent pieces from Alfaerie Set. By Charles Daniel.
- Cannono. Pieces move by bifurcation, but capture normally. (8x8, Cells: 64) By John Smith.
- Capablanca Relocation Chess. The Capablanca piece array can in one move be rearranged, creating 144 different board positions (with zrf). By M Winther.
- Capture the Scepter. Checkmate the king or capture the scepter located on opposing king's home square. Features extra-mobile sliding pawns. (8x8, Cells: 64) By Charles Daniel.
- Capture-the-King. Missing description (8x8, Cells: 64) By Jeremy Gardiner.
- Cardinal Chess. Just like orthodox Western "Mad Queen" Chess only substituting knight-bishop compound for Mad Queen. (8x8, Cells: 64) Author: Jeremy Gabriel Good. Inventor: Vitya Makov.
- Cardinal Chess. Just like the usual Western contemporary, only replacing Mad Queen with Bishop Knight compound. Author: Jeremy Gabriel Good. Inventor: Vitya Makov.
- Carnage. Featuring the Terror Freeze, Detonator and the Dragon that attack the enemy in 4 different ways. (10x10, Cells: 100) By Charles Daniel.
- Carnage . Features new pieces that attack by detonation, withdrawal, approach, and immobilization. By Charles Daniel.
- Carnage. Combines Rococo type gameplay with Chess on a large board with augmented knights and ninja pawn drops. By Charles Daniel.
- Cataclysm. Large board variant with exciting, strategical play, and many powerful short-range pieces. By Greg Strong.
- Cataclysm. Large board game with short-range pieces designed to be dramatic without being overly complicated or dragging on too long. (12x16, Cells: 192) By Greg Strong.
- Central Rotational Chess. Plays like chess except the center (4 squares) rotate after each move and kings must be captured (instead of mated). (8x8, Cells: 64) By Gary K. Gifford.
- Cetran Chess 2. Missing description (8x8, Cells: 64) By Carlos Cetina.
- Cetran Chess 2. Missing description By Carlos Cetina.
- CGNP chess. A game with Knightly Pawns. By Abdul-Rahman Sibahi.
- CGNP chess. A game with Knightly Pawns. (8x8, Cells: 64) By Abdul-Rahman Sibahi.
- Chafl. combines Chess with Tafl. (8x8, Cells: 64) By Graeme C Neatham.
- Chameleon Chess Redux. Missing description (8x8, Cells: 64) By Adam Goss.
- Charge Chess . Pieces must move forwards or sideways until they hit the last row. By Jeremy Pflasterer.
- Charge of the Light Brigade. Seven knights fight 3 queens, and usually win! (8x8, Cells: 64) By H. G. Muller.
- Chaturaji modern-variant (4-handed Chaturanga without dice) . Missing description By Emmanuel Baud.
- Checker-capture Chess. Pieces can capture as in checkers game. (8x8, Cells: 64) By (zzo38) A. Black.
- Chesimal Fusion I. Missing description (16x12) By Joe Joyce.
- Chesimals I. This game introduces "Chess Animals", independent groups of chess pieces that act as one large multi-square piece. By Joe Joyce.
- Chesimals: Autonomous Multi-unit Pieces. self-contained autonomous multi-square pieces. (16x12, Cells: 192) By Joe Joyce.
- Chess 25 (Fischer Placement Chess). Swap king and/or queen before play begins. Follows FRC rules (with zrf). By M Winther.
- Chess 4.5. Missing description (8x8, Cells: 64) By John Kipling Lewis.
- Chess Dial. Play starts with Shogi, then mutates into Xiang Qi, then FIDE Chess, then Shogi again! (9x10, Cells: 90) By John Smith.
- Chess Latrunculi duo milia et septum. Chess with dragon horse and dragon king movements for bishops and rooks. (8x8, Cells: 64) By Gary K. Gifford.
- Chess Legions. Decimal variant with extra, exotic pieces. By Morien Wyn Jones.
- Chess on a Mass Transit System. Missing description By Doug Chatham.
- Chess on a Soccer Ball . Chess played on the 20 hexagons and 12 pentagons of a soccer ball. By David Cannon.
- Chess on a Soccer Ball. Missing description (Cells: 32) By David Cannon.
- Chess on Two Boards. Chess on Two Boards. (4x(4x(4x4)), Cells: 256) By Joe Joyce.
- Chess on Two Boards. Chess on Two Boards. By Joe Joyce.
- Chess with a Fool. Missing description (8x8, Cells: 64) By Abdul-Rahman Sibahi.
- Chess with Different Periods. Missing description (6x6, Cells: 36) By Yu Ren Dong.
- Chess with Different Periods . A Turn-related variant of Los Alamos Chess. Players may play with many modest variants. By Yu Ren Dong.
- Chess with Extended Castle. Standard chess with extended castle rule, effectuating greater opening variance (with zrf). By M Winther.
- Chess with Wizards. A Decimal Chess Variant with Antoine Fourri. (10x10, Cells: 100) By Abdul-Rahman Sibahi.
- Chess With Wizards. Chess with Wizards on the Game Courier. By Abdul-Rahman Sibahi.
- Chess100. Piece positions are modestly randomized according to Arrangement Chess rules, castling is retained (+ zrf). By M Winther.
- Chess400. Piece setup is randomized according to Configuration Chess rules, producing 400 modest, mostly non-mirrored, positions (+ zrf). By M Winther.
- Chess484. Before play, certain pieces are regrouped, creating natural positions. Castling is retained (+ zrf). By M Winther.
- Chess64. The piece array is moderately randomized according to Relocation Chess rules, castling is retained. By M Winther.
- Chess8400. Fischer Random Chess ina 9x9 Board. (9x9, Cells: 81) By Jose Carrillo.
- Chess960x3. Variant of Chess960. (8x8, Cells: 64) By Hadi Aireche.
- ChessCraft. Missing description (Cells: 64) By Changcai Chen.
- Clash of the Civilizations Chess - new setup. Clash of theCivilizations -new setup. (10x10, Cells: 100) By Namik Zade.
- The Classified Encyclopedia of Chess Variants. Second edition of the Encyclopedia of Chess Variants, now arranged by category. Author: David B. Pritchard and John Beasley.
- Claustrophobia. Played utilizing 46 squares of a chessboard, using new unique pieces, all of which can be represented by the standard pieces. (5x8, Cells: 46) By Charles Daniel.
- Colour Chess. Pieces paint the squares they leave, allowing other pieces to move as them. (8x8, Cells: 64) By John Smith.
- Columbiad Chess.. Introducing the Columbiad, combining a cannon and a Cannonrider, on an H-board (zrf exists). By M Winther.
- Compact Hex Chess. 2 normal hex armies on a board reduced to sides of length 5. (9x9, Cells: 61) By Charles Gilman.
- Complex Allegiance Chess. Missing description (10x10, Cells: 96) By Kuyan Judith.
- Complex Allegiance Chess (6 player). Missing description By Kuyan Judith.
- Conditional Quantum Chess. You may move to two squares each turn, but only one is a real move. (8x8, Cells: 64) By John Smith.
- Configuration Chess. King and queen swap with other pieces before play begins - enormous variety! (with zrf). By M Winther.
- Configuration Chess. Some pieces are rearranged before play begins, thus enhancing opening ramification (with zrf). By M Winther.
- Contemporary Random Chess. Missing description (8x8, Cells: 64) By Jose Carrillo.
- Corral Chess. Force the opponent to the center in this 45/46 Cell Contest entry. (2x(5x9), Cells: 46) By Doug Chatham.
- Corral Chess.. Force the opponent to the center in this 45/46 Cell Contest entry. By Doug Chatham.
- Correlator Chess. Introducing the Correlator which captures by correlating with the king (with zrf). By M Winther.
- Corrugated Chess. A minimally-3d answer to the problem of symmetric-array 9-file variants. (9x8, Cells: 72) By Charles Gilman.
- Cosmic Chess. Macrocosm and microcosm. (8x8, Cells: 64) By John Smith.
- Cotati Chess. Promotion of a Pawn wins the game. (8x8, Cells: 64) By Evan Koch.
- Courier Chess Moderno. A modern variant of the historical variant Courier Chess. (12x8, Cells: 96) By Jose Carrillo.
- Courier de los Combinados. A cross between Courier de la Dama and Wildebeest Chess. (12x8, Cells: 96) By Charles Gilman.
- Courier Elephant. Missing description By Jose Carrillo.
- Coward Chess . King captures usual/moves a sq. only by switching places. By Ken Franklin.
- Crooked Chess. Chess variant with pieces inspired by the Sissa piece. By Jeremy Gabriel Good.
- The crushing conquerers. another experimental chess with different armies army. (8x8, Cells: 64) By Andy Maxson.
- Cube Shogi. Shogi with cube-shaped pieces. By John Smith.
- Cube-Surface Board Chesses. Missing description (6x(8x8), Cells: 384) By Kuyan Judith.
- Culverin Chess. The Culverin is a cannon that can move like a king but must jump to capture (+zrf). By M Winther.
- Culverin Chess. Introducing the Culverin cannon, which is dropped among standard pieces (zrf exists). By M Winther.
- Cupid Chess 3. Pieces trace out geometrical patterns suggested by the way they are designed. By Jeremy Gabriel Good.
- CwDA: the Shatranjian Shooters. Missing description (8x8, Cells: 64) Author: Joe Joyce. Inventor: Abdul-Rahman Sibahi and Joe Joyce.
- Czech Chess. Drop pawns by checking the King. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
- Dada. The colorbound chess variant. By Abdul-Rahman Sibahi.
- Dada. The colorbound chess variant. (7x10, Cells: 70) By Abdul-Rahman Sibahi.
- Decimal Quadruple Besiege. Army based on Échecs De L'Escalier arranged on enlarged Quadruple Besiege board. (20x20, Cells: 200) By Charles Gilman.
- Delta88 Chess . Missing description By Graeme C Neatham.
- Delta88 Chess. trigonal chess using an hexagonal-lattice board. By Graeme C Neatham.
- Delta88 Chess. Chess on a Trigonal Board. (11x8, Cells: 88) By Graeme C Neatham.
- Desert Oasis Chess. A large variant with 2 types of repeat jumpers, plus Knights, and Camels. (12x12, Cells: 144) By Gary K. Gifford.
- Desert Pub Chess. A game with Desert Ferz and Desert Wazirs which make muliple captures by jumping. By Gary K. Gifford.
- Desert Pub Chess. A game where Desert Wazirs & Desert Ferz capture by jumping. (8x8, Cells: 64) By Gary K. Gifford.
- Diamond Chess 306. A large variant inspired by Tony Paletta's PARACHESS and Fergus Duniho's ASSIMILATION FUSION CHESS. By David Cannon.
- Diamond Chess 306. Missing description (22x24, Cells: 306) By David Cannon.
- Directed Alice Chess III. 3-board Alice. By Joe Joyce.
- Directed Alice III. a 3-board Alice Chess variant. By Joe Joyce.
- Disintegration Chess. Win by disintegrating 3 Kings and having 1 left. (5x9, Cells: 45) By Gary K. Gifford.
- Disintegration Chess. Pre-set for the game of disintegrating kings, rooks, fye'tins, and pawns. By Gary K. Gifford.
- Displacement Chess 2. Chess with flexible castling, reverse symmetry and no opening theory. By Charles Daniel.
- Displacement Chess 2 . Chess with minor modifications and no opening theory! By Charles Daniel.
- Donkey Chess. Grand Chess with Donkeys instead of Knights. (10x10, Cells: 100) By Abdul-Rahman Sibahi.
- Dream Chess 46. 46-squasre variant played from opposite corners of a FIDE board with the other corners removed. (8x8, Cells: 46) By Charles Gilman.
- Dream Chess 47. 47-square variant played from opposite corners of a 7 by 7 board with the other corners removed. (7x7, Cells: 47) By Charles Gilman.
- DUAL RING Tournament Format. Tournament format for handling uneven number of players. By Rich Hutnik.
- Easterhouse. Captured pieces switch between Xiang Qi and Shogi boards. (9x19, Cells: 171) By Charles Gilman.
- Echidna Chess. Introducing the Echidna, a repulsion piece with telekinetic capacities (with zrf). By M Winther.
- Emperor's Nobility 3d Latrunculi (EN3dL). 3d variant in which pieces can get promoted again and again. (5x(5x10), Cells: 250) By Charles Gilman.
- En Passant Chess. All pieces have the en passant option. Koksal Karakus version. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Ender's Chess. Inspired by by the novel, "Ender's Game". (9x11, Cells: 83) By John Smith.
- Energizer Chess. Chess on a normal board with an Archbishop and a Chancellor added. By Abdul-Rahman Sibahi.
- Energizer Chess. Chess on a normal board with an Archbishop and a Chancellor added. (8x8, Cells: 64) By Abdul-Rahman Sibahi.
- Euqorab. Anti-Baroque. (8x8, Cells: 64) By John Smith.
- Eurasia-Chess Chessmen Piece Set. for Chess, XiangQi, Shogi and other Chess variants. By Emmanuel Baud.
- EurasiaChess Shogi Graphics. Graphics of shogi pieces mixing European chess symbols & Japanese Kanji. By Emmanuel Baud.
- EurasiaChess: Photos of Chessmen Shogi Pieces adaptation. http://www.eurasia-chess.com. By Emmanuel Baud.
- Eurasian Pawn piece. A hybrid European and Asian Pawn. By Rich Hutnik.
- European Chess. A multiplayer, different armies form of chess. (8x8, Cells: 64)
- ExCoCo Chess. Missing description By Graeme C Neatham.
- ExCoCo Chess . Zip file containing zrf and images. By Graeme C Neatham.
- Execute the Game. Pieces have unique abilities and uses dice-based combat. By Davey W Drehs.
- Exhaustive Ashtaranga. Enough of every piece from Courier Ashtaranga to cover the board between them. (12x8, Cells: 96) By Charles Gilman.
- Extreme 2D Chess. Missing description (10x10, Cells: 100) By Larry L. Smith.
- Fairy-Max. A chess engine configurable for playing a wide variety of chess variants. By H. G. Muller.
- Falcon Chess RNFB. Falcon Chess with the formation Rook, Knight, Falcon, Bishop. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Falcon Hexagonal Chess. The Falcon into the Hexagonal world. (Cells: 121) By Abdul-Rahman Sibahi.
- Falcon Hexagonal Chess . Introducing the Hex Falcon. Author: Graeme C Neatham. Inventor: Abdul-Rahman Sibahi.
- Falcon Hexagonal Chess. The Hex Falcon on the Game Courier. By Abdul-Rahman Sibahi.
- Falcon King Chess. A shortrange variant on an 8x8 board featuring a pair of royal Falcons. By Joe Joyce.
- FIDE Chess with Extra Pieces. FIDE Chess but with substitute pieces. By Jeremy Gabriel Good.
- Flatstar. A fusion of two Jewish-themed variants. (13x10) By Charles Gilman.
- Flexible Palace and Flexible River Xiang Qi. Boundaries of Palaces and the River are determined by the location of the Advisors, Generals, Elephants, and Soldiers. (9x10, Cells: 90) By John Smith.
- FlipFlop. A minimalistic Chess-like game with only one type of piece. Author: Ola Sassersson. Inventor: Masahiro Nakajima.
- Flipped-return Nichtschach. Pieces return as something else on the same 3d board. (6x(6x6), Cells: 216) By Charles Gilman.
- Fluid Chess. A modest variation allowing movement through friendly pieces. (8x8, Cells: 64) By Joe Joyce.
- Fluid Chess. Pieces can move into (or through or out of and into again) friendly pieces ("into" up to compounds). Author: Jeremy Gabriel Good. Inventor: Joe Joyce.
- Flying Bombers Chess. This dual-range flying and jumping piece adds a new dimension to chess. Standard and large board presets. 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 Dutchman. Win by Reaching Port. (8x8, Cells: 64) By George William Duke.
- For the Crown. A commercial crossover with deck-building games. (8x8, Cells: 64) By Jeremy Lennert.
- Force Field Chess. Missing description (8x8, Cells: 64) By Douglas Yale Kaplan Seiden-Sacharovich.
- Forwards Chess. A variation of FIDE Chess where pieces only move forward. (8x8, Cells: 64) By Rich Hutnik.
- Four Double-Acts Chess. Specifically long- and shart-range versions of the Friend, Joker, and Orphan. (10x10, Cells: 100) By Charles Gilman.
- Four-Fold Chess. Missing description (16x16, Cells: 256) By Larry L. Smith.
- Fragnurasian Qi. A two-River variant with the whole of two identical Wildeurasian Qi sets minus the second King. (13x15, Cells: 195) By Charles Gilman.
- Frontofhouse. Captured pieces return with only their forward moves. (8x8, Cells: 64) By Charles Gilman.
- The Game of Three Generals. Each player has three generals, which command different sections of his army. (9x9, Cells: 81) By John Smith.
- Ganeshan Chess. Introducing a new Elephant piece known as (the) Ganapati. (10x10, Cells: 100) By Simon Edward Jepps.
- Generating Random Positions. How to generate random positions? By Jose Carrillo.
- Geographical Chess Notation. A new notaional system for Chess variants. By Abdul-Rahman Sibahi.
- Gladiators . Missing description By Namik Zade.
- Gladiatrix Chess. Introducing the Gladiatrix, an extremely agile female gladiator, on an H-board (zrf available). By M Winther.
- goChess. goChess. By Joe Joyce.
- Goodchess. Missing description (8x8, Cells: 64) By Este.
- Grand CwDA: the Shatranjians. Grand CwDA. (10x10, Cells: 100) By Joe Joyce.
- Grand Ducal Chess. Missing description (12x8, Cells: 96) By John Ayer.
- Great Stour. Diagonal-heavy mixed-camp variant on Courier board with River. (12x8, Cells: 96) By Charles Gilman.
- Gross Chess. Play this 144 square variant online with Game Courier. By Fergus Duniho.
- Gross Chess. A big variant with a small learning curve. (12x12, Cells: 144) By Fergus Duniho.
- Gross Chess . Play this 144 square variant with Zillions of Games. By Fergus Duniho.
- Groundskeeper Chess . Missing description By Yu Ren Dong.
- Groundskeeper Chess. Missing description (8x8, Cells: 64) By Yu Ren Dong.
- Gryphon Aanca Chess. Large variant with Gryphons, Aancas, and a few other not-so-common pieces. By Gary K. Gifford.
- Gryphon Aanca Chess. Large Variant with Gryphons, Aancas, and a few other not-so-common pieces. (12x12, Cells: 144) By Gary K. Gifford.
- Guanaco Chess. Introducing the Guanaco that hops two squares orthogonally continuously (with zrf). By M Winther.
- Guru Mahachaturanga. 2d India-specific offshoot of AOF series. (12x12, Cells: 144) By Charles Gilman.
- Gustavian Adjutant Chess. Standard chess with empty extra corner squares and extended castling (with zrf). By M Winther.
- Gustavian Cannon Chess. Featuring the remarkable Swedish Cannon on a Gustavian board, where it thrives (zrf available). By M Winther.
- Gustavian-Cannon Chess. The Swedish Cannon moves like a Korean Cannon, but can move like a rook if it cannot jump (+zrf). By M Winther.
- Gutenschach. 3d variant using only planar pieces. (8x(8x8), Cells: 512) By Charles Gilman.
- Hadean Chess. Large chess with 12 pawns, 10 Ninja Pawns, 4 short-range linear jumpers, and Wazir/Ferz Zebra and Knight compounds. By Charles Daniel.
- Hadean Chess. Expanded chess with short-range linear jumpers, augmented knights and zebras and more dynamic pawns. (12x12, Cells: 144) By Charles Daniel.
- Hadean Chess . Play expanded chess with Ferz/Wazir Sorcerers, Ferz/Wazir Knights, Flying Warmachines. Flying Elephants and Ninja Pawns. By Charles Daniel.
- Half Nearlydouble Chess and offshoots. Chess enlarged and then shrunk again - or vice versa. (5x12, Cells: 60) By Charles Gilman.
- Heathen Europe Chess. 2 player cubic-cell Europe-specific offshoot of AOF series. (6x6, Cells: 144) By Charles Gilman.
- Heavy Gravity Chess. Chess with heavy gravity, Knights can't jump, Queens, Bishops, and Rooks are limited to 4 spaces per move, Kings move 1 diagonal. (8x8, Cells: 64) By Gary K. Gifford.
- Heavy Gravity Chess. Due to heavy gravity, Knights can't jump, Queens, Rooks, & Bishops can't move more than 4 spaces. Kings move like Ferz. By Gary K. Gifford.
- Henry VIII Chess. This is a hybrid capture king-losing chess variant. (7x8, Cells: 56) By Rich Hutnik.
- Henry VIII Chess Preset. This is the preset for Henry VIII Chess (unique take on Extinction Chess). Author: Rich Hutnik.
- Herculean Chess. 12 x 12 version of chess featuring 4 Rooks, 4 Bishops, 4 Leapers and 22 pawns. (12x12, Cells: 144) By Charles Daniel.
- Herculean Chess . Extended version of chess features the Flying Bishops, the Flying Chariots, Ninja Pawns, Augmented Knights and Zebras. By Charles Daniel.
- Herculean Chess. Large board chess with augmented versions of Bishops, Rooks, Zebras, Knights and pawns. By Charles Daniel.
- Hex Besiege. Two slightly modified McCooey sets placed b(l)ack to b(l)ack. (11x21, Cells: 187) By Charles Gilman.
- Hex Dragonal Chess. Based on an idea by Jeremy Good this CV has horizontal rows of hexes and an unusual set of directions,. (13x13, Cells: 127) By Graeme C Neatham.
- Hex Dragonal Chess. horizontal hex-rows and 4 defined directions of movement. By Graeme C Neatham.
- Hex Frontofhouse. Captured hex pieces return with only their forward moves. (11x11, Cells: 91) By Charles Gilman.
- Hexagonal Chess with Hexagonalers. Missing description By Jeremy Gabriel Good.
- Hexagonal Iss Jetan. Missing description (7x13, Cells: 127) By Larry L. Smith.
- Hexagonal Iss Jetan . Missing description By Larry L. Smith.
- Hikaru Nakamura. Current U.S. Champion is also accomplished at some variants. By Jeremy Gabriel Good.
- HiveQueen. Missing description (Cells: 61) By Larry L. Smith.
- HiveQueen. Missing description By Larry L. Smith.
- Holy Grail. To win, checkmate both the King and the Crown Prince but avoid the evil Mutating Serpent! (10x10, Cells: 104) By Charles Daniel.
- Holy Grail . With the extraordinary but deadly Serpent that mutates into the Flying Bomber, Raptor, Cannon, Vao, Stealth Gryphon and more! By Charles Daniel.
- Holy Grail. Extended chess game with ability to drop a mutating piece and a crown price that changes the winning conditions. By Charles Daniel.
- Hoo Mitregi. Intermediate between Mitregi itself and Dai Mitregi. (12x12, Cells: 144) By Charles Gilman.
- Humpty Dumpty Chess. Cannon-using variant inspired by history of the character Humpty Dumpty. (12x8, Cells: 96) By Charles Gilman.
- Hunt Chess. Huntsman Chess and Groundskeeper Chess. Author: John Smith. Inventor: Yu Ren Dong and John Smith.
- Hunterbeest. Large variant with one each of distinctive Nimrod pieces, and of similar set of oblique pieces. (11x10, Cells: 110) By Charles Gilman.
- Huntsman Chess . Missing description By Yu Ren Dong.
- Huntsman Chess. Missing description (9x9, Cells: 80) By Yu Ren Dong.
- IAGO Chess System. http://abstractgamers.org/wiki/iago-chess. (8x8, Cells: 64) By Rich Hutnik.
- IAGO Chess ZRF file. ZRF file for IAGO Chess rules. By Rich Hutnik.
- Ideal Chess. A social game that melds FIDE chess with playing cards. (8x8, Cells: 64) By Graeme C Neatham.
- Improved Chess. An improvement of standard chess: a blocked pawn on the far side gets extra jump moves to empty squares (with zrf). By M Winther.
- Indistinguishable Chess. All pawns and pieces appear the same in color and size, for both sides. The board has no 'dark' squares. By Gary K. Gifford.
- Indistinguishable Chess. Player pieces indistinguishable from each other. Board squares are indistinguishable. (8x8, Cells: 64) By Gary K. Gifford.
- Insane Ninja Chess . Featuring 2 pairs of powerful multi-directional leaping pieces capable of double capture. By Charles Daniel.
- Insane Ninja Chess. Play this exciting chess variant featuring two pairs of unique multi-mode pieces: Insane Ninjas and Mad Leaping Ninja Guards. 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.
- International Contemporary Random Chess. Missing description (10x10, Cells: 100) By Jose Carrillo.
- International Fischer Random Chess. Missing description (10x10, Cells: 100) By Jose Carrillo.
- Irwell. Gain an advantage by crowning your enemy. (8x10, Cells: 80) By Charles Gilman.
- Iss Jetan. Missing description (10x10, Cells: 100) By Larry L. Smith.
- Ito Shogi . Missing description Author: Malcolm Webb. Inventor: Jonathan H Rutherford.
- Ito Shogi. Missing description (1x31, Cells: 21) By Jonathan H Rutherford.
- Jail Cell Chess. Large board with walls and jail cell areas. (14x20, Cells: 280) By Nick Wolff.
- John Smith's Very Unofficial 47 Square Chess Variant Contest. Yes, just as the title says! I hope this is legal! By John Smith.
- Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. (10x10, Cells: 100) By David Paulowich.
- Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. By David Paulowich.
- Kibitzing Vox Populi Chess variant. Rules for turning kibitzing into a game unto itself. By Rich Hutnik.
- King of the Ladder Tournament Rules. Ideas for rules to mix variants together in one game. (8x8, Cells: 64) By Rich Hutnik.
- King to Bunker Leap. Play this exciting version of Pre-Chess using new king safety rules. By Charles Daniel.
- King to Bunker Leap . Includes Shuffle Chess and pre-Chess with new “bunker leap” king safety rules. By Charles Daniel.
- King to Bunker Leap. King can jump over own pieces to reach 1 of 2 bunker positions in Shuffle Chess or Pre-Chess. (8x8, Cells: 64) By Charles Daniel.
- King's Guard Chess. Missing description By Graeme C Neatham.
- King's Guard Chess. Pawns move like kings and only Pawns may capture. (8x8, Cells: 64) By Graeme C Neatham.
- Kings. A modest variant with more than one king. (8x8, Cells: 64) By Abdul-Rahman Sibahi.
- Kings. Kings on the Game Courier. By Abdul-Rahman Sibahi.
- Knight-Riding Chess. Missing description (8x8, Cells: 64) By John Smith.
- Knights of the Round Table. Missing description (8x8, Cells: 64) By Adam Goss.
- Koksal Karakus' En Passant Chess -. All pieces have the en passant option. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Korean Random Chess. A Korean Chess variation with a random setup and a few new rules. (9x10, Cells: 90) By Jose Carrillo.
- L Shaped Chess. 2 player variant with some elements of 4-player ones. (7x7, Cells: 45) By Charles Gilman.
- Latrunculi duo milia et septum. Chess with rook/ferz & bishop/wazir substitutes for rooks and bishops. By Gary K. Gifford.
- Leapers Creeepers. Featuring compound long leapers of giraffes, zebras and camels. Author: Jeremy Gabriel Good. Inventor: Christine Bagley-Jones.
- Leapfrog Chess. The pawn can leap over any man in its initial two-step move (with zrf). By M Winther.
- Lemniscate Chess . Chess played on a Lemniscate board (in the shape of an infinity symbol). By David Cannon.
- Lemniscate Chess. Chess played on a Lemniscate board (in the shape of an infinity symbol). (18x4, Cells: 72) By David Cannon.
- Lengthleaper Hex Chess. The hex-prism geometry has surprisingly many equal-length compound leapers. (4x(6x9), Cells: 136) By Charles Gilman.
- Levitating Kings. Kings can levitate orthagonally or diagonally over a line of friendly pieces. (8x8, Cells: 64) By Gary K. Gifford.
- Lines of Relay (LoR). Chess variant featuring a new type of morphing piece, the Lore apprentice, on a standard board together with the standard pieces. (8x8, Cells: 64) By Jörg Knappen.
- Link to: Rainbowchess . Cards determine which pieces are placed on the board. Author: Hans L. Bodlaender. Inventor: Jozias Hillenkamp and Melchior Hillenkamp.
- Little River Chess. A 46 square variant based loosely on Chinese Chess. (6x9, Cells: 46) By Gary K. Gifford.
- Little River Chess. 46 Cell game with Chinese Chess influence. Kings confined to palaces. By Gary K. Gifford.
- Liu Yang. Hexagonal analogue to Yang Qi. (11x11, Cells: 91) By Charles Gilman.
- Locusts. Simple chess variant with only two set of pieces on each army. (12x12, Cells: 144) By Yu Ren Dong.
- Locusts . Simple chess variant with only two set of pieces on each army. By Yu Ren Dong.
- Long Yang. Applying the Nearlydouble principle to a variant with Cannons. (11x16, Cells: 176) By Charles Gilman.
- Longshanks Chess. Missing description (12x12, Cells: 84) By Jonathan H Rutherford.
- Ludus Magus . Missing description By Larry L. Smith.
- Ludus Magus. Missing description (2x(8x8), Cells: 145) By Larry L. Smith.
- Maces and Horse-apults. Chess with mace pieces and specialized catapults (horse-apults). (10x10, Cells: 100) By Gary K. Gifford.
- Maces and Horse-apults. Similar to chess, but on a 10 x 10 board and the addition of Maces and Horse-apults. By Gary K. Gifford.
- Maces, Horse-apults, and Tulpas. Maces and Horse-apults with user-created Tulpa pieces. By Gary K. Gifford.
- Maces, Horse-apults, and Tulpas. The game of Maces and Horse-apults with the likely use of tulpas pieces. (10x10, Cells: 100) By Gary K. Gifford.
- Maces, Shields, and Horse-apults. A varaiant of Maces and Horse-apults inwhich Maces cannot capture pawns. (10x10, Cells: 100) By Gary K. Gifford.
- Maces, Shields, and Horse-apults. Like Maces and Horse-apults, but pawns are protected from Mace capture. By Gary K. Gifford.
- Mad Queen Shogi. Play this new Chess/Shogi hybrid on Game Courier. Author: Fergus Duniho. Inventor: Larry L. Smith.
- Madness of Kings Chess. The Kings are, simply put, insane!! (8x8, Cells: 64) By Abdul-Rahman Sibahi.
- Magic River. Xiang Qi pieces crossing the Magic River turn into their Western counterparts, and vice versa! (17x9, Cells: 77) By John Smith.
- Magician's Chess. Pieces switch board sides with each move. (8x8, Cells: 64) By John Smith.
- Mamra Chess with Wuss. Variant combining very strong Mamra piece with weakening Wuss piece. By Jeremy Gabriel Good.
- Man and Beast 03: From Ungulates Outward. Systematic naming of the simplest Oblique Pieces. By Charles Gilman.
- Man and Beast 10: The Hybrid Diagonal. Systematic naming of straight coprime hex-prism-specific radial pieces. By Charles Gilman.
- Man and Beast 12: Alternative Fronts. Systematic naming of pieces using complex mixes of forward, backward, and same-rank moves. By Charles Gilman.
- Man and Beast 13: Straight and Crooked Moving. Systematic naming of part-straight and more complex non-straight pieces. By Charles Gilman.
- Man and Beast 14: Oddly Oblique. Systematic naming of hex-specific coprime oblique pieces. By Charles Gilman.
- Man and Beast 15: Strengthened Across the Board. Systematic naming of pieces reinterpreting the concept of directions. By Charles Gilman.
- Man and Beast 16: Diverging Further. Systematic naming of more complex divergent pieces. By Charles Gilman.
- Man and Beast 17: Hex Heavies. Systematic naming of non-coprime hex-specific pieces. By Charles Gilman.
- Man and Beast 18: Complex Pieces with Simple Ratios. Systematic naming of compounds of oblique pieces with SOLLs in ratios of 1, 1½, 2, 3, and 6. By Charles Gilman.
- Man and Beast 19: The Vice Squad. Systematic naming of more complex pieces mixing radial and oblique moves. By Charles Gilman.
- Man and Beast 20: Far From Square. Systematic naming of more complex hex-specific pieces. By Charles Gilman.
- Man and Beast 21: Lords High Everything-Else. Systematic naming of pieces that do not fit in any of the other articles. By Charles Gilman.
- Man and Beast Overview and Glossary. Table summarising what piece characteristics Man and Beast articles cover, with glossary of terms used to describe pieces. By Charles Gilman.
- Maorider Chess. Maorider and king with unusual recruiting abilities. (8x9, Cells: 72) By Vitya Makov.
- Maorider Chess. Missing description By Vitya Makov.
- Matron Chess. Introducing the peculiar Matron queen, which makes regular chess more aggressive (zrf available). By M Winther.
- Megastar of David. Enlarged version of Star of David 2 Level Hex Chess. (2x(), Cells: 182) By Charles Gilman.
- Meteoric Chess. A sober but lively drop chess variant with standard pieces (zrf available). By M Winther.
- Midgard Chess. Midgard Chess has two unusual shortrange pieces, the War Elephant and the War Machine. (8x8, Cells: 64) By David Paulowich.
- Mini Courier Chess Moderno. Missing description (10x8, Cells: 80) By Jose Carrillo.
- mini-Chieftain. One Small Multi-Move Game in Two Configurations. (8x8, Cells: 64) By Joe Joyce.
- MiniXiang. Missing description Author: Larry L. Smith. Inventor: Charles Gilman.
- Minixiang. Xiang Qi's short-range pieces come into their own on a small board. (5x6, Cells: 30) By Charles Gilman.
- mir chess II. a variant of mir chess with same piece strength. (8x8, Cells: 64) By Andy Maxson.
- Missing Ox Chess. 4 distinguishable FIDE sets represent pieces starting with 24 different letters. (16x16, Cells: 256) By Charles Gilman.
- Mitred Framing 1: 8x8 to 10x10. Adding a rim of forward-only pieces around a FIDE-size board. (10x10, Cells: 100) By Charles Gilman.
- Mitred Framing 2: 9 files to 10x10. Puts most pieces of 9-file variants on FIDE board and adds extra rim including middle-file piece and Shogi-style extras. (10x10, Cells: 100) By Charles Gilman.
- Mixed Radial Hex Chess. Hexagonal analogue to Nimrod Chess. (9x9, Cells: 61) By Charles Gilman.
- Modern Capablanca Random Chess. Missing description By Jose Carrillo.
- Modern Chess Principles. Missing description By Jose Carrillo.
- Modern English Random Chess. Missing description (10x10, Cells: 100) By Jose Carrillo.
- Modern Makruk. A fusion of Modern Chess and Makruk. By John Smith.
- Modern Minister's Courier Chess. Missing description (11x8, Cells: 88) By Jose Carrillo.
- Modern Prime Ministers Random Chess. Missing description (9x8, Cells: 72) By Jose Carrillo.
- Modern Random Chess. Missing description (9x9, Cells: 81) By Jose Carrillo.
- Modern Random Chess. Missing description By Jose Carrillo.
- Monte Carlo Chess. Random movement variant. (8x8, Cells: 64) By Jeremy Gardiner.
- MRC64. Modern Random Chess 64. By Jose Carrillo.
- MRC64. Missing description (8x8, Cells: 64) By Jose Carrillo.
- Multimove Chess. Players spend points to make multiple moves. (8x8, Cells: 64) By David Howe.
- Multiple Formations. A proposal to add a set of formations to Chess. (8x8, Cells: 64) By Rich Hutnik.
- Mustang Chess problem. Missing description By Namik Zade.
- Narnia Chess . Chess, played on both the outside and inside of a social ball, with the Pentagons as "gateways" between the two. By David Cannon.
- Narnia Chess. Chess played on both the outside and inside of a soccer ball. (Cells: 52) By David Cannon.
- Naydorian Chess. an hexagonal variant from the fictional realm of Shadowgard. By Graeme C Neatham.
- Near Chess. This is a variant of Skirmish Chess designed to be friendlier to newbies. (8x8, Cells: 64) By Rich Hutnik.
- Nearlydouble Chess. A 2d variant with the whole of two identical sets minus the second King. (11x11, Cells: 121) By Charles Gilman.
- Nearlydouble Hex Chess. Applying the Nearlydouble principle to Wellisch and McCooey Chess. (15x15, Cells: 169) By Charles Gilman.
- Nearlydouble Wildebeest. A variant with the whole of two identical Wildebeest sets minus the second King. (15x14, Cells: 210) By Charles Gilman.
- Nearlytriple Raumschach. The logical extension of the Nearlydouble principle to Raumschach. (7x(7x7), Cells: 343) By Charles Gilman.
- New Renniassance Chess. Faster Game with new pieces... Author: Jeremy Gabriel Good. Inventor: Eric V. Greenwood.
- Nietzsche Chess. That which does not capture a piece, makes it stronger. (8x8, Cells: 64) By Charles Gilman.
- Nimrod Chess. All the same moves as FIDE Chess, but not NECESSARILY on the same pieces. (8x8, Cells: 64) By Charles Gilman.
- Ninepiece Nichtschach. Combining 4 Linepiece Fusion with Nichtschach. (6x(6x6), Cells: 216) By Charles Gilman.
- Ninjutsu (Claustrophobia 2). Win by invading palace or checkmate; new leaping pieces promote to gain more power. 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.
- No Limit Bet Chess. A gambling multi-move chess variant played with dice that allows players to place bets on each move. (8x8, Cells: 64) By Charles Daniel.
- No-Yes! Chess. French commercial variant with an element of chance. By Luc Queyrel.
- Nonary Chess. King or queen are optionally swapped with a bishop before play begins (with zrf). By M Winther.
- Not Chess. Mixes elements of Chinese and FIDE Chess. By Jim Reynolds.
- Nuthouse . Missing description By Yu Ren Dong.
- Nuthouse. Missing description (2x(8x8), Cells: 128) By Yu Ren Dong.
- Octogonal Chess. Carrera Chess on an octogon-shaped board. (10x10, Cells: 76) By John Smith.
- Octopus Chess. Featuring the Sorcerer Snake, the Ninja Pawn, the Wazir Knight, the Ferz Knight and the Octopus. By Charles Daniel.
- Octopus Chess. Features the crooked slider: the Octopus and the dual path Sorcerer Snake. (10x10, Cells: 100) By Charles Daniel.
- Octopus Chess . Featuring the Octopus, the Sorcerer Snake, the Ferz Knight, the Wazir Knight and the Ninja Pawns. By Charles Daniel.
- Omega Chess Extended . Missing description By Mykola Dolgalov.
- Omega Transplant. The Champion and Wizard from Omega Chess are transplanted to the board system and rules used for Birds and Ninjas. By Charles Daniel.
- Omega Transplant . The Warmachine Alfil , the Camel Ferz, the Ninja Pawns and the usual suspects battle it out on a new chessboard. By Charles Daniel.
- Once More, with Deans. Subvariants of River-with-university-and-cathedral series with extra piece type. By Charles Gilman.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are now on a larger board. (10x10, Cells: 100) By David Paulowich.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are on a large board. By David Paulowich.
- Overkill Chess. Paired pieces are compounds of 2 FIDE elements, King's partner of all three. (8x8, Cells: 64) By Charles Gilman.
- Palace Ninja Guards. A pair of short-range diagonal leapers and four extra squares are added to the standard chessboard and pieces. 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.
- Partnership Chaturanga. Missing description (8x8, Cells: 64) By Jose Carrillo.
- Partnership Mitregi. Unthemed 4-player variant with most pieces always moving toward or across the River. (8x8, Cells: 64) By Charles Gilman.
- Pawn Eaters. Win by capturing all your opponent's pawns. Game includes ancient Y-movers, Shaman Rooks, and Pawn-Eaters. (8x8, Cells: 64) By Gary K. Gifford.
- Pawn Eaters. Win by capturing 8 pawns. Uses Shamanic Rooks, Pawn Eaters, Old Y Mover Elephants, and traditional Knights. By Gary K. Gifford.
- Peg Chess. A terrain-based chess variant. (8x8, Cells: 64) By John Smith.
- Penturanga . contains rule file and 2 piece sets. By Graeme C Neatham.
- Penturanga. Chaturanga on a board with 46 pentagonal cells. (8x5, Cells: 46) By Graeme C Neatham.
- Perier Chess. Introducing the Perier Cannon in a Western piece context (with zrf). By M Winther.
- Perleberger Bridge Chess. Missing description (8x9, Cells: 66) By Martin Janecke.
- Phalanx Chess. Introducing the Phalanx pawn that can swap place with piece in front (with zrf). By M Winther.
- Pick the Piece Big Chess . Massive collection of games featuring dual path Sorcerer Snake; crooked slider: Octopus and much more. By Charles Daniel.
- Pick the Piece Big Chess. Players can choose to play with Gryphon, anti-Gryphon, SuperCannon, Flying Bomber, Ninja Pawns and many other diverse pieces. By Charles Daniel.
- Pick the Piece Big Chess. In this customizable game, players decide on the pieces to fill two empty slots and those to be dropped during play. (10x10, Cells: 100) By Charles Daniel.
- Pilgrim Chess. A new method of introducing an extra piece to the standard board (with zrf). By M Winther.
- Pioneer Chess. A new method of introducing an external piece on the orthodox board (with zrf). By M Winther.
- Pioneers Chess. An elegant solution to draws in chess. (8x8, Cells: 64) By Luis Bolaños Mures.
- Pitcher Chess. Introducing the Pitcher pawn that can catapult posterior piece. By M Winther.
- Placement Chess. King and queen are swapped before play begins, generating FRC subset (with zrf). By M Winther.
- Placement Chess. King and queen are swapped with another piece, except rook, and creating a new mirrored position (with zrf). By M Winther.
- Placement Random Chess (Chess 20). The piece setup is randomized following Placement Chess rules, generating 20 modest Fischer Random positions. By M Winther.
- Prime Ministers Chess. An adaptation of Gabriel Vicente Maura's 1968 Modern Chess. (9x8, Cells: 72) By Jose Carrillo.
- Prime Ministers Random Chess. Missing description (9x8, Cells: 72) By Jose Carrillo.
- Prime Ministers Random Chess. Missing description By Jose Carrillo.
- Prime.Ministers Contemporary Random Chess. Missing description (8x8, Cells: 64) By Jose Carrillo.
- 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.
- Prison Break. Checkmate the enemy king or break out of prison with your king! By Charles Daniel.
- Proselyte Chess. Missing description (8x8, Cells: 64) By Larry L. Smith.
- Proto Prelates. An Armies of Faith offshoot adding Bishop compounds named after pre-Christian religious titles. (6x(10x10), Cells: 294) By Charles Gilman.
- Protomorphic-Chess. Start with only kings (and pawns), pieces change to different type after move. (8x8, Cells: 64) By (zzo38) A. Black.
- Provocator Chess. Introducing the Provocator, a zigzaging bifurcation piece, on a Gustavian board (zrf available). By M Winther.
- Pseudo-Modern Random Chess. Missing description By Jose Carrillo.
- Pyrrhus Chess. Introducing the terrible Pyrrhus that can paralyse enemy pieces with its gaze (with zrf). By M Winther.
- Pyrrhus Chess. The Pyrrhus moves like a king but paralyzes enemy pieces at queen's distance (with zrf). By M Winther.
- Qiube. Xiang Qi variant with Fortresses expanded from square to cube. (3x(9x10), Cells: 126) By Charles Gilman.
- Quake Chess. Earthquakes over the board. (8x6, Cells: 46) By Abdul-Rahman Sibahi.
- Quake Chess. Quake Chess on the Game Courier. By Abdul-Rahman Sibahi.
- Queen of the Night Chess. An over powered game on the Standard Board. By Abdul-Rahman Sibahi.
- Querquisite Chess. Features the whimsical, irregular Querquisites,. (8x10, Cells: 72) By Abdul-Rahman Sibahi.
- Querquisite Chess. The Whimsical Querquisite on the Game Courier. By Abdul-Rahman Sibahi.
- Random Move Number Chess. A die now controls the number of moves a player makes each turn. Luck and skill required to win! (8x8, Cells: 64) By Charles Daniel.
- Random Rodent Chess. Variant geneRATing rodent-named pieces marks Year of the Rat. (4x(9x9), Cells: 324) By Charles Gilman.
- Random Transposal Chess. Use dice to swap pieces. (8x8, Cells: 64) By John Smith.
- Random-Drop Chess . Missing description By Namik Zade.
- Rank and File Chess. Move from Most Crowded Row. (8x8, Cells: 64) By George William Duke.
- 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.
- Raptor Chess. Play game in which two pairs of dual mode fliers: the Raptors and the Birds create havoc on the board! By Charles Daniel.
- Raptor Chess . Two pairs of complimentary flying/leaping pieces: the Raptors and the Flying Bombers change the nature of the game. By Charles Daniel.
- Red Fool Chess. Standard Chess, but with two extra rows and one semi autonomous piece, the Red Fool. By Amy Johnson.
- Reformed Chess. Pawn can swap with an enemy piece located on the last rank, except king. Thusly, many more won endgames (zrf available). By M Winther.
- Reformed Chess. Introducing a new pawn swapping capability intended to solve the problem of drawishness in chess (with zrf). By M Winther.
- Regement Random Chess. Pieces are relocated to create a modest setup that most chessplayers will feel at home in (+ zrf). By M Winther.
- Regiment Chess. Black determines king position, white can swap the queen before play begins (with zrf). By M Winther.
- Relative Lumberjack. Pieces move the same as other pieces in its file. (8x8, Cells: 64) By John Smith.
- Relocation Chess. Swap a pair of your own pieces before you begin. With Fischer Random castling rules. By M Winther.
- Relocation Chess. A remarkably easy method of rearranging the standard array of pieces (with zrf). By M Winther.
- Rennaissance Chess II. Missing description By Matthew La Vallee.
- Reverse Symmetry. Missing description By Jose Carrillo.
- Revised Chess. The pawn can also capture forwards if positioned on 7th rank. Thus, many more won endgames (zrf included). By M Winther.
- Revised Chess. A revision of Fide-chess: a pawn on the seventh rank can also capture forwards. Makes chess much less drawish (with zrf). By M Winther.
- Rookheavy Chess and Bishopheavy Chess. combining elements of Lilliputian Chess, Isis, Mongolian Chess, and crooked linepieces. (8x8, Cells: 64) By Charles Gilman.
- Rose Chess. Grand Chess, with Roses instead of Knights. (10x10, Cells: 100) By Abdul-Rahman Sibahi.
- Rose Chess XII. With Nightriders, (Half-)Roses, Spotted Gryphons and War Machines. (12x12, Cells: 144) By David Paulowich.
- Rose Chess XII. With Nightriders, (Half-)Roses, Spotted Gryphons and War Machines. By David Paulowich.
- Rotating Cylinder Chess. Positions of pieces rotate one square to the right after each move. (8x8, Cells: 64) By John Smith.
- Royal Rumble. A 6 board all-out melee with random pieces, royals and starting positions. By Nick Wolff.
- Royal Rumble. A 6 board all-out melee with random pieces, royals and starting positions. By Nick Wolff.
- Saint Pancras Shogi. double-set Sainted Shogi variant with half the pieces starting promoted. (11x12, Cells: 132) By Charles Gilman.
- Sanctuary . 46-cell game with elements from Xiang Qi. By Jeremy Pflasterer.
- Save the Standard. Missing description By Graeme C Neatham.
- Save the Standard . Zip file containing zrf and graphics for 7x7 and 13x13 home fields. By Graeme C Neatham.
- Scion . Missing description By Larry L. Smith.
- Scout Chess. Introducing the Scout, combining queen-captures with Camelrider moves (zrf exists). By M Winther.
- Secutor Chess. The Secutor is a bifurcation piece that must collide and deviate in order to capture (+zrf). By M Winther.
- Seirawan Chess. Play this variant with extra pieces to drop into the game. By M Winther.
- Seirawan Chess. It's Chess with the option to drop some additional pieces on the board. (8x8, Cells: 64) Author: Fergus Duniho. Inventor: Yasser Seirawan and Bruce Harper.
- Seirawan Chess. Normal rules, except two extra pieces can be introduced: Hawk and Elephant (with zrf). By Stephen R. Stockman.
- Seirawan Chess. FIDE chess, put players have N+R and N+B in hand to drop. Inventor: Yasser Seirawan and Bruce Harper.
- sFhIoDgEi. A variant nesting two different smaller variants within it. (17x17, Cells: 289) By Charles Gilman.
- Shatranj al-Sultan. Normal Chess + Alibaba , with a Sultanic flavour . (10x8, Cells: 80) By Abdul-Rahman Sibahi.
- Shatranj Kamil X. Shatranj Kamil, now with Chinese Cannons and Padwars (Jetan). By David Paulowich.