Query Results for
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Categories=2d
SELECT * FROM `Item` LEFT JOIN `IndexEntry` USING (ItemID) WHERE `Type` = 'PBM' AND FIND_IN_SET(:'2d',`Categories`) AND `IsHidden` = 0 AND `Item`.`IsDeleted` = 0 AND `Language` = 'English' ORDER BY `LinkText`, `Item`.`Summary` ASC LIMIT 500 OFFSET 0
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- 007 Chess. 007 Chess involves three move per turn, including one of your opponent's pieces. Author: Jeremy Gabriel Good. Inventor: Edward Jackman.
- 10 Minute Melee. Missing description Author: Nick Wolff. Inventor: Mason Green.
- 10-directional Chess. Updated with rule-enforcing presets. By Nick Wolff.
- 12 Sharp Chess. Missing description Author: Nick Wolff. Inventor: Charles Gilman.
- 123456 Chess. Missing description Author: Nick Wolff. Inventor: (zzo38) A. Black.
- 21st Century Chess. Missing description Author: Nick Wolff.
- 4 Kings Quasi-Shatranj. Each side has 4 Kings, all pieces are short range. By Kevin Pacey.
- 6hess. Each piece moves 6 times before disappearing. By Adrian Alvarez de la Campa.
- A9 HexaChess Courier Preset. Missing description By Graeme C Neatham.
- Aberg's variation of Capablanca's Chess. Play this variation on the Play-by-Email system! Author: Fergus Duniho. Inventor: Hans Aberg.
- Accelerated Chess. White makes one move at first and then each player makes either a capturing move or two non-capturing moves. Author: Jeremy Gabriel Good. Inventor: Tony Paletta.
- Accessory Chess (with Divaricator). Drop chess with external piece. The Divaricator can capture by withdrawing in an oblique angle (+zrf). By M Winther.
- Achernar. ACHERNAR is a mix of the game ALTAIR and Western Chess. By Roberto Lavieri.
- Active King Chess. Each turn, one must move one's king in addition to moving other pieces. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Actualized Potential Chess. Pieces exist where they are but also all along their routes or points of attack. By Jeremy Gabriel Good.
- Adjutant Chess. Regular chess with extended castling, and extra corner squares. Makes new strategies possible (+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.
- Advanced wizard chess. Missing description By Daniil Frolov.
- Agincourt. Decimal variant with Archers. Author: Tony Quintanilla. Inventor: Charles W. Stinson.
- Air Attack Chess. Missing description By Stephen R. Stockman.
- Airplane Chess. R. W. Schmittberger's Airplane Chess on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: R. Wayne Schmittberger.
- Ajax Orthodox Chess. Orthodox Chess with Ajax-Chessmen, and droping Ajax-Ministers. By Jose Carrillo.
- Al-Ces. Variant on 10 by 10 board with 30 pieces per player. Author: Fergus Duniho. Inventor: Köksal Karakus.
- Alapo. A small chesslike game. Author: Ben M Reiniger. Inventor: Johannes Tranelis.
- Aliens Vs Predators. Missing description By Namik Zade.
- All pieces of classic chesses. Missing description By Daniil Frolov.
- Alpaca Chess. An Alpaca, worth two pawns, is added to the standard piece context (with zrf). By M Winther.
- Altair. Altair is a modern game with an oriental flavor. Author: Antoine Fourrière and Roberto Lavieri. Inventor: Roberto Lavieri.
- Amalgamated Chess. Missing description By James Gryphon.
- Amazon Chess. Well known old variant with amazons instead of Queens in FIDE Chess. Author: Fergus Duniho.
- Amazon Grand Chess. A combination of Grand Chess and Amazon Chess. Author: Tony Quintanilla. Inventor: Namik Zade.
- Amazons. Queens fire arrows to make squares unpassable. Last player that moves wins. Author: Antoine Fourrière. Inventor: Walter Zamkauskas.
- Amoeba. Jim Aikin's Amoeba on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Jim Aikin.
- Ancient world war. Play this game on Game Courier. By Daniil Frolov.
- Andernach. The capturing piece changes colors. Author: Jeremy Gabriel Good. Inventor: Stefanos Pantazis.
- Andy's Chess. Missing description By andrewthepawn.
- Anemic Chess. Rule-Enforcing Preset for Jaguaribe's short-range variant. Author: Nick Wolff. Inventor: Claudio Martins Jaguaribe.
- Anti-King Chess. Each player has both a King and an Anti-King to protect. Play it! Author: Tony Quintanilla. Inventor: Peter Aronson.
- Anti-King Chess II. Win by putting your opponent's Anti-King out of check. Author: Fergus Duniho and Tony Quintanilla. Inventor: Peter Aronson.
- Apothecary Chess-Classic. Large Board variant obtained trough tinkering with known games. By Aurelian Florea.
- Apothecary Chess-Modern. Large Board variant obtained trough tinkering with known games. By Aurelian Florea.
- Arabian Nights Chess. Paul Newton's game on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Paul E. Newton and Timothy R. Newton.
- Arch-Chancellor Chess. Uses Archbishops instead of Bishops and Chancellors instead of Knights. Author: Dominique Leste and Tony Quintanilla. Inventor: Dominique Leste.
- Archabbott Chess. Introduces the Archabbott piece which moves like Bishop + Wazir + Dabbaba. Author: Jeremy Gabriel Good. Inventor: Eric V. Greenwood.
- Archchess. Late 17th chess variant from Italy on large board with pieces which include modern queen and squirrel. Author: Jeremy Gabriel Good. Inventor: Dr. Francesco Piacenza.
- Arrangement Chess. Swap king & queen before play begins. With mirrored kings and non-mirrored queens (with zrf). By M Winther.
- Assimilation Chess. Play this variant in which pieces assimilate the powers of captured pieces. By Fergus Duniho.
- Asteryx Chess. Preset for variant with asteryx shaped 43-space hexagonal board. Author: Fergus Duniho. Inventor: David Jagger.
- Atlantean Barroom Shatranj. The most ambitious in a series of new games Joe Joyce is introducing with powerful short range compound double jumpers. By Joe Joyce.
- Atlantean Coffee House Shatranj. Grand Shatranj on a Hex board. By Graeme C Neatham.
- Avalanche Chess. A popular chess variant, where you advance your opponents pawns. (Recognized!) Author: Antoine Fourrière. Inventor: Ralph Betza.
- Azchess. Variant of Grand Chess in which one amazon is added to each side. By Namik Zade.
- Azerbaijan Chess. http://zillions-of-games.com/cgi-bin/zilligames/submissions.cgi/73747?do=show;id=1659. By Namik Zade.
- Bachelor Chess. Play this game from the 42-square contest with the PBM system! By Doug Chatham.
- Bachelor Kamil. Play by E-mail! Combines ideas from Bachelor Chess and Wildebeest Chess. Author: Tony Quintanilla and Charles Gilman. Inventor: Charles Gilman.
- Backlash. Play on two boards, but capturing on one board leads to a backlash on the other! By Greg Strong.
- Balbo's Chess. Board with a strange shape designed to make Bishops stronger in relation to Rooks. Author: Gary K. Gifford. Inventor: M G Balbo.
- Balbo's Chess 2. Balbos Chess 2. Author: wdtr2. Inventor: M G Balbo.
- Banner Xiangqi. Xiangqi with Banners (from the Game of Three Kingdoms) and simplified endgame rules. By A. M. DeWitt.
- Barbershop Quartet. Toroidal Variant with Dual Direction Bishops. By Jeremy Gabriel Good.
- Bario. Pieces are undefined until they move. Author: Tony Quintanilla and Gary K. Gifford. Inventor: Panos Louridas.
- Battery Chess. Battery Chess on the Game Courier. By Abdul-Rahman Sibahi.
- Battle Line. A military-style variant with 48 pieces per side. By Joe Joyce.
- Battle Room Chess. Win by getting four of your pieces in or around your enemy's gate. By John Smith.
- Bedlam. Play this hybrid of Fusion Chess, Metamorph Chess, and Chessgi. By Fergus Duniho.
- Bellows Chess. The board expands and contracts from turn to turn. By Tony Quintanilla.
- Berolina Chess. Classic variant with different moving pawns. Author: Fergus Duniho.
- Bifocal Chess. A game without capture : win by checkmate with a neutral piece! By Antoine Fourrière.
- Bifold Halfgi. Bifold pieces are able to combine with other same-colored bifold pieces and move as a single normal sized piece. By David Howe.
- Bigorra. Game Courier Preset for Bigorra, a large CV, 80 pieces of 34 types on 16x16 sq. board. (16x16, Cells: 256) By Jean-Louis Cazaux.
- Bird's Chess. Predecessor to Capablanca's Chess with Guard and Equerry. By Nick Wolff.
- Bishop Knight Morph Factor. Missing description Author: Jeremy Gabriel Good. Inventor: Gary K. Gifford.
- Blackjack Chess. Reduce the point value of your pieces to exactly 21 points and win the game. Or do it the old-fashioned way. Author: Jeremy Gabriel Good and Adrian Alvarez de la Campa. Inventor: Henk Breugem.
- 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.
- Blue Chess or Deep Blue Vs. Kasparov Chess. Tribute to a famous game with three shades of blue and different options for each player to achieve a win. Author: Jeremy Gabriel Good.
- Blue Chip Chess. Fun variant where each turn you get to create an off-limits square for your opponent . Author: Jeremy Gabriel Good. Inventor: Neal Turner.
- Bomberman Chess. Two "bombs" and a "defuser" spice up this 10 x 8 game. Author: Jeremy Gabriel Good.
- BordahBee. A two-move, two-board game with restrictions for the second move according to the first move. By Gary K. Gifford.
- Brand X Random Chess. Play Chess with a randomized setup. By Fergus Duniho.
- Brigadier Chess. Introducing the powerful Brigadier piece on a 68-square Gustavian board. By M Winther.
- Brotherhood Chess. A piece cannot capture one of its own kind. Author: Antoine Fourrière. Inventor: Gianluca Vecchi.
- Brouhaha. Preset for Brouhaha, a game that brings the ruckus! By Greg Strong.
- Building chess. Add a square after every move. Author: Abdul-Rahman Sibahi. Inventor: Abdul-Rahman Sibahi and Sergey Sirotkin.
- Burmese Chess. Sittuyin preset uses a mix of equivalent pieces from Alfaerie Set. By Charles Daniel.
- Butterfly Chess. Game with Butterflies (not Ns), Advancers (not Qs) & Flying Dragons added. By Kevin Pacey.
- Byelorussian Chesskers. Pieces promote to "Damkas" in this Chess Checkers Hybrid. Author: Jeremy Gabriel Good. Inventor: Uwe Wiedemann and N. N. Grushevsky.
- Caïssa Britannia. Play this British-themed game with royal Queens plus Lions, Unicorns, and Dragons. By Fergus Duniho.
- Camel and Rhino Chess. Variant on 10 by 10 board with new pieces. By Tony Quintanilla.
- Camel Decimal Chess. Game Courier preset for Camel Decimal Chess, a 10x10 chess with Camels. (10x10, Cells: 100) By Jean-Louis Cazaux.
- Camelrider Chess. P. Aronson's big-board variant with regular pieces and Camelriders. Author: M Winther. Inventor: Peter Aronson.
- Cannon Shosu Shogi. Variant of Shosu Shogi with Dogs and Cannons. By A. M. DeWitt.
- Cannonrider Chess. The Cannonrider moves differently depending on square colour: on white squares as a Nightrider; else as a Chinese Cannon. By M Winther.
- Canyon Chess. Play this small variant with Marshalls and Archbishops and some new rules! Author: Tony Quintanilla. Inventor: Andrew Blechinger and Jarry Vega.
- Capablanca Random Chess. Randomized setup for Capablanca chess. Author: Fergus Duniho. Inventor: Reinhard Scharnagl.
- Capablanca's Chess. Play Capablanca's Chess on the Play-by-Mail system! Author: Fergus Duniho. Inventor: Jose Raul Capablanca.
- Cardinal Chess. Just like the usual Western contemporary, only replacing Mad Queen with Bishop Knight compound. Author: Jeremy Gabriel Good. Inventor: Vitya Makov.
- Castle Chess. As Fide-chess, but with extended castle: the king may jump three squares (with zrf). By M Winther.
- Cataclysm. Large board variant with exciting, strategical play, and many powerful short-range pieces. By Greg Strong.
- Catapults of Troy. Large variant with a river, catapults, archers, and trojan horses! Author: Gary K. Gifford and Tony Quintanilla. Inventor: Gary K. Gifford.
- Cavalier Chess. All pieces except queens have some kind of knight-movement. By Fergus Duniho.
- CCC - The Clash of Civilizations Chess. ...two Chess Armies made from (some of) the most popular pieces used in Western and Eastern Chess games. By Namik Zade.
- CCChess - shuffle version. A few different imaginings of CCChess. By Namik Zade.
- CDA Variant: Fighting Fizzies. Missing description Author: Jeremy Gabriel Good. Inventor: Peter Aronson.
- CDA: Pizza Kings. Experimental CDA army, submitted half in jest, with pieces whose movement imitates their shape. Author: Jeremy Gabriel Good. Inventor: John Lawson.
- Cellular Chess. Play Cellular Chess at Game Courier. By Carlos Cetina.
- Centaur Chess. All pieces except Pawns move backwards as a Knight. By Adrian Alvarez de la Campa.
- Centennial Chess. 10x10 Variant that adds Camels, Stewards, Rotating Spearmen and Murray Lions to the standard mix. Author: David Howe. Inventor: John William Brown.
- Center of Attention. FIDE Chess but with an additional winning condition: Move your king unchecked into a center square. Author: Jeremy Gabriel Good. Inventor: Johan Richter.
- Cetina Random Chess. Missing description By Carlos Cetina.
- CGNP chess. A game with Knightly Pawns. By Abdul-Rahman Sibahi.
- Champagne Chess. Chess on a 12x8 board with ferfils and dragons added. By Kevin Pacey.
- Chasm Chess. Berolina Pawns, reflecting Bishop and Queen, and a chasm in the board! Author: Tony Quintanilla. Inventor: Danielle Allen.
- Chaturanga. Oldest known form of chess. (Recognized!) Author: Fergus Duniho.
- Checkers. The most popular game besides Chess played on the same board. Author: Fergus Duniho.
- Chesimals I. This game introduces "Chess Animals", independent groups of chess pieces that act as one large multi-square piece. By Joe Joyce.
- Cheskers. Fun and simple crossover between chess and checkers invented by professor Solomon W. Golomb. Author: Jeremy Gabriel Good. Inventor: Solomon W. Golomb.
- Chess. Play Chess online with other people, using Game Courier, a PBM system that works with any web browser on any computer. Author: Fergus Duniho.
- Chess 1010. Game with 40 pieces. By Kevin Pacey.
- Chess 25 (Fischer Placement Chess). Swap king and/or queen before play begins. Follows FRC rules (with zrf). By M Winther.
- Chess 9x9. Exciting variant combining classical pieces with Amazons, Camels and Dragon Horses. By Carlos Cetina.
- Chess on a 12 by 12 board. Doug Vogel has placed the standard 32 chess pieces in the center of a 12x12 board. Author: David Paulowich. Inventor: Doug Vogel.
- Chess on a Larger Board with not so few Pieces Dropped Preset. Play this game with an interesting mix of Orthochess and Exotic pieces, some of which start in-hand! By Antoine Fourrière.
- Chess on a Longer Board with a few Pieces Added. Play this 8x10 game with three new pieces. Author: Antoine Fourrière. Inventor: David Howe.
- Chess on the Dot. Play this adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Joshua Chou.
- Chess on the Rainbows. Six different colors light up the board. You have to keep a piece on each color throughout... Author: Jeremy Gabriel Good.
- Chess on Two Boards. Chess on Two Boards. By Joe Joyce.
- Chess vs checkers. Missing description By Daniil Frolov.
- Chess with Different Armies. A Ralph Betza personal favorite: Features series of armies with approximately the same strength as the FIDE army. (Recognized!) Author: David Howe and Fergus Duniho. Inventor: Ralph Betza.
- Chess with Extended Castle. Standard chess with extended castle rule, effectuating greater opening variance (with zrf). By M Winther.
- Chess with Extra Bishops. FIDE Chess with Extra Pair of Bishops that Start from Same Square. By Jeremy Gabriel Good.
- Chess with Promoters. Each player has a piece which may promote the pieces of his opponent. Author: Antoine Fourrière. Inventor: Roberto Lavieri.
- Chess with Terrain. Play Greg Strong's Chess with Terrain on Game Courier. By Greg Strong.
- 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.
- Chess256. The pawns are randomized on the 2nd and 3rd rank. 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.
- Chessgi. Play this hybrid of Chess and Shogi. Author: Fergus Duniho.
- Chieftain Chess. Large variant using 4 royal pieces with command control, multi-piece moves and pieces that may shift direction as they move. Author: Jeremy Gabriel Good. Inventor: Joe Joyce.
- Chinese Chess. Play Xiang Qi, the Chinese form of Chess. Author: Fergus Duniho.
- Chinese court. Missing description By Daniil Frolov.
- Chogo-44. Game with pawns and kings with co-enclosure capture. Author: Jeff Rients. Inventor: David Jagger.
- Chu Seireigi. Variant of Chu Shogi playable with drops. (12x12, Cells: 144) By A. M. DeWitt.
- Chu Shogi. Historic Japanese favorite, featuring a multi-capturing Lion. Author: A. M. DeWitt.
- Circular Chess. PBM Preset for Circular Chess. Author: Fergus Duniho. Inventor: Dave Reynolds.
- Cleopatra Chess. Dan Troyka game, similar to Benedict Chess but with only one color-changing piece. Cleopatra "seduces" any piece she sees. Author: Jeremy Gabriel Good. Inventor: Dan Troyka.
- Clockwork Orange Chess. Condition your opponent's pieces to be non-violent. By Fergus Duniho.
- Cobra Chess. Link featuring piece that occupies four squares at once, the cobra, moves like a rook but can leap over friendly pieces. Author: Jeremy Gabriel Good. Inventor: Derick Peterson.
- Coherent Chess. Coherent Chess on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Carlos Cetina.
- Colossus. 10x10 chess with 4 Rooks, 4 Knights, 4 Bishops, 10 Pawns, 1 Queen and 1 King! Author: Charles Daniel and Fergus Duniho. Inventor: Charles Daniel.
- Commodore Chess. Featuring the Commodore piece (also called Leo) on a Gustavian board. By M Winther.
- Compound Chess. Chess on a 10x8 board with Sergeant pawns & armies of compound pieces. (10x8, Cells: 80) By Kevin Pacey.
- Compton Medieval Chess. Large variant with three new pieces. By Travis Compton.
- Configuration Chess. King and queen swap with other pieces before play begins - enormous variety! (with zrf). By M Winther.
- Congo. Demian Freeling's Congo on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Demian Freeling.
- Connected Chess. Pieces are removed when they are no longer adjacent to any other piece. By Dan Troyka.
- Contemporary Random Chess. Missing description By Jose Carrillo.
- Contramatic Chess. This king can walk right into check! The goal for this king is to get checkmated. Author: Jeremy Gabriel Good. Inventor: Vernon Rylands Parton.
- Corral Chess.. Force the opponent to the center in this 45/46 Cell Contest entry. By Doug Chatham.
- Corridor Chess. FIDE but subtracting rook pawns and setting pieces up in house in middle. Author: Jeremy Gabriel Good. Inventor: Tony Paletta.
- Courier Chess. A large historic variant from Medieval Europe. Author: Fergus Duniho.
- Courier-Spiel. More modern version of Courier Chess, with Queen added. Author: Jeremy Gabriel Good.
- Crab Chess (Chess4). Blocked flank pawns are have an additional jump move to empty square (with zrf). By M Winther.
- Crazy 38's. Ben Good's Crazy 38's on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Ben Good.
- Crazyhouse. Play this two-player version of Bughouse. (Recognized!) Author: Fergus Duniho.
- Critters: Chesimals III. Chesimals redesigned. By Joe Joyce.
- Cube Shogi. Shogi with cube-shaped pieces. By John Smith.
- Culverin Chess. The Culverin is a cannon that can move like a king but must jump to capture (+zrf). By M Winther.
- Cylindrical Chess. Sides of the board are supposed to be connected. Author: Antoine Fourrière and Fergus Duniho.
- Dada. The colorbound chess variant. By Abdul-Rahman Sibahi.
- Dai Seireigi. Variant of Dai Shogi playable with drops. (15x15, Cells: 225) By A. M. DeWitt.
- Decima. Variant on 10 by 10 board where you win when you have 10 points on the 10th row. Author: Antoine Fourrière. Inventor: Michael Nelson.
- Delegating Chess. 84 square variant in which pieces delegate moving powers. Author: Fergus Duniho. Inventor: João Pedro Neto.
- Delta88 Chess. trigonal chess using an hexagonal-lattice board. By Graeme C Neatham.
- Demi Chess. Weak short range pieces with less symmetry than some more familliar pieces. Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- The Demon Game. 10 x 10 game with extra Capablanca pieces. Author: Nick Wolff. Inventor: Larry L. Smith.
- Deneb. Now you can play Deneb on the Play-By-Mail system! Author: Roberto Lavieri and Tony Quintanilla. Inventor: Roberto Lavieri.
- Deneb Play-By-Mail game. Observe this game being played in the Invent and Play contest! Turn 4. Author: Roberto Lavieri and Tony Quintanilla. Inventor: Roberto Lavieri.
- Descent Chess. Kaufmann's drop variant. Begins with only K + P + P. Recommendable! Author: M Winther. Inventor: Andreas Kaufmann.
- Desert Pub Chess. A game with Desert Ferz and Desert Wazirs which make muliple captures by jumping. By Gary K. Gifford.
- Devingt Chess. Game Courier to play Devingt Chess, on a 10x10 board with Sages (=Camels). Author: Fergus Duniho. Inventor: Leopold de Labrousse.
- Diamond Chess. Chess on a Diamond board. By Abdul-Rahman Sibahi.
- Dice Mate Chess. No capture; checkmate only happens if roll of the dice is favorable. By George William Duke.
- Dimachaer Chess. The Dimachaer is a gladiator bifurcation piece that must collide to move (+zrf). By M Winther.
- 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.
- DoGod Random. Pawns and pieces dispersed on first and second ranks. Author: Jeremy Gabriel Good. Inventor: Calvin Jack Pomerantz.
- Doppelganger BordahBee. A combination of BordahBee and Doppelganger Chess. By Gary K. Gifford.
- Doppelganger Chess. Pieces have their "doubles" (Doppelgangers). Capture an opponent's piece to make both disappear... uses a FIDE chess set. By Gary K. Gifford.
- Double Chess. FIDE Chess x 2(with extra queen replacing what would be an extra king). Author: Fergus Duniho and Antoine Fourrière. Inventor: David Short.
- Double Diamond. Pieces start diagonally across from one another and pawns move diagonally. Author: Jeremy Gabriel Good. Inventor: Jim Aikin.
- Double Move Double Chess. Play this double move variant that uses two Chess sets with Game Courier. (8x16, Cells: 128) Author: Fergus Duniho. Inventor: Вадря Покштя.
- Dr. Who Chess. Variant based on the popular TV seiries. By Calvin Jack Pomerantz.
- Dragonet Chess. The Dragonet flies to any square queenwise, captures piece behind landing square (with zrf). By M Winther.
- Dragonfly. Christian Freeling's 7x7 Chessgi type variant. No Queens. Pawns don't drop. Author: Gary K. Gifford. Inventor: Christian Freeling.
- Dromedary Chess. Pieces adjacent to the King can leap like a Dromedary (Camel). By M Winther.
- Dual Chess. A more Chess-like variant featuring the Marshall and the Cardinal. By Antoine Fourrière.
- Duel Chess. PBM Preset for 43-space variant played on two boards. Author: Fergus Duniho. Inventor: Erez Schatz.
- Dueling Archbishops. Chess game with only six cells but with a piece that morphs into four different forms. Author: Jeremy Gabriel Good. Inventor: Jason D. Wittman.
- The Duke of Rutland's Chess. Missing description Author: Jeremy Gabriel Good. Inventor: John Third Duke of Rutland.
- Dynamo Chess. Preset for Dynamo Chess. Author: Adrian Alvarez de la Campa. Inventor: Hans Kluever.
- Each Piece Once Chess. Each turn, move as many as all your pieces, but only once! By Jeremy Gabriel Good.
- Ecumenical Chess. Ecumenical Chess features three variants with camel-bishop, camel-rook knight-camel compounds. Author: Jeremy Gabriel Good. Inventor: Charles Gilman.
- Eight-Stone Chess. Players can move neutral stones as well as pieces. Author: Jeremy Gabriel Good. Inventor: Jim Aikin.
- Elephant Chess. Featuring the time-honoured Burmese Elephant. By M Winther.
- Elephant Hunt. Ituri Forest Pygmi traditional game with chess-like elements. Author: Tony Quintanilla. Inventor: Freederick .
- Elite Chess. Elite Chess adds an Amazon to Capablanca's Game by adding one more row to the board. By Stephen R. Stockman.
- Elk Chess. The double-barrelled Elk moves differently depending on square colour. By M Winther.
- Elk Chess (with Scorpions). Poisonous Scorpion pawns combined with the restive Elk, that changes with the colour of the square. By M Winther.
- Elkrider Chess. Elkrider plus regular pieces. The Elkrider moves like a Nightrider if standing on white squares, otherwise it moves like a Rook. By M Winther.
- Elven Chess. Chu Shogi Lion, Dragon Horse, Dragon King, Guard on Grand Chess type setup. Author: Jeremy Gabriel Good. Inventor: H. G. Muller.
- Embassy Chess. Play this modern Bird's Chess variant based on the setup of Grand Chess. Author: Fergus Duniho. Inventor: Kevin Hill.
- En Passant Chess. All pieces have the en passant option. Koksal Karakus version. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- En Passant Chess of Ingo Althofer. This is just FIDE Chess, but with board contracted by one row. Try it out. Author: Jeremy Gabriel Good.
- Energizer Chess. Chess on a normal board with an Archbishop and a Chancellor added. By Abdul-Rahman Sibahi.
- English Random Chess. Play this game with standard chessmen on a 10x10 board, with randomized piece setup. Author: Tony Quintanilla. Inventor: Benjamin Clarke.
- Enhanced Courier Chess. Courier Chess with the weaker pieces enhanced. By Daniel Zacharias.
- Episcopal Chess. Play this symmetric version of Chess online. By Fergus Duniho.
- Essedar Chess. The Essedar is a bifurcation piece that moves by colliding (+zrf). By M Winther.
- Euchess. Missing description By Carlos Cetina.
- Eurasian Chess. Synthesis of European and Asian forms of Chess. By Fergus Duniho.
- ExCoCo Chess. Missing description By Graeme C Neatham.
- Existentialist Chess. Play this game on a 10x10 board with many different pieces. Author: Tony Quintanilla and David Short. Inventor: David Short.
- Expanded Chess. 100 square chess with complementary pieces. By Daniel Zacharias.
- Extinction Chess. Win by capturing every piece of the same type. (Recognized!) Author: Fergus Duniho and Antoine Fourrière. Inventor: R. Wayne Schmittberger.
- Extra Move Chess. Move twice per turn with Extra Move Chess. By Fergus Duniho.
- Extrapawn Chess. Standard chess with one extra pawn per player in the reserve (with zrf). By M Winther.
- Fabulous Flying Kittens. Toroidally interwoven board using same number of squares and pieces as FIDE Chess. By Jeremy Gabriel Good.
- Falcon Chess. Play Falcon Chess on Game Courier! Author: George William Duke and Tony Quintanilla. Inventor: George William Duke.
- Falcon Chess RFNB. Falcon Chess with a new setup. By 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.
- Fantastic XIII. This is the G.C. preset for Fantastic XIII, a bizarre CV,13 types of pieces on 13x13 board. By Jean-Louis Cazaux.
- FIDE Frolic. FIDE chess, but with each piece able to leap. By Jeremy Gabriel Good.
- Fifo Chess. Multiple Occupier game where rule is that first one there is first one to be captured and to leave. "First In, First Out". Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- Fighting Kings. Fighting Kings cannot be checked or checkmated; but a Royal Pawn can. By Gary K. Gifford.
- Fighting Kings and Throne Kings. Chess with a normal Fide King and a Fighting King immune from check and checkmate. A sister game to Fighting Kings. By Gary K. Gifford.
- Fischer Random Chess. Play Bobby Fischer's randomized Chess variant on Game Courier. (Recognized!) Author: Fergus Duniho. Inventor: Robert J. Fischer.
- Flexible Chess (F-chess). The light pieces are external and can move from any empty first rank square (with zrf). By M Winther.
- 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.
- FOOD FIGHT. Game Courier preset for FOOD FIGHT!!! (12x12, Cells: 144) By Bob Greenwade.
- Fool's Hexagonal Chess Courier Preset. Missing description By Graeme C Neatham.
- Frog Chess. Play chess with added frogs (ferz-threeleaper compound) on 10x8 board. By Kevin Pacey.
- Fugue. Based on Ultima and Rococo this game has pieces that capture in unusual ways. Author: Antoine Fourrière. Inventor: Michael Nelson.
- Fusion Chess. Play this variant in which pieces combine and split apart. By Fergus Duniho.
- Fusion Diamond 41. A Fusion Chess variant played on a diamond shaped board of 41 squares. By Fergus Duniho.
- Futashikana Shogi. Expanded version of Shosu Shogi played on an 11x11 board. By A. M. DeWitt.
- Gala. Historical German variant from the Middle Ages. Author: Tony Quintanilla.
- Gamma2 Chess. Chess on a 10x8 board with Berolina Pawns & special Ship & Archer pieces. (10x8, Cells: 80) By Kevin Pacey.
- Gast's Chess. Large 1969 variant using the Cardinal (Guard) and the Chancellor (Archer). Author: Tony Quintanilla. Inventor: John W. Gast.
- General and Arch-General Chess. Variations of Bird's Chess. Author: Dominique Leste and Tony Quintanilla. Inventor: Dominique Leste.
- Giant Chess. 16 x 16 variant with lots of powerful pieces and the unique four square occupying Dev piece which is not easy to capture. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Gigachess II. Evolution of Gigachess. 24 different types of pieces on a 14 x 14 board. By Jean-Louis Cazaux.
- goChess. goChess. By Joe Joyce.
- Golden Age Chess on a Really Big Board. Play this 16 x 16 variant with several different pieces. Author: Nick Wolff. Inventor: Ralph Betza.
- Gorgona Chess. V. R. Parton's Gorgona paralyzes enemy pieces so they can't move (with zrf). By M Winther.
- Grand Betza. Play Grand Betza on Game Courier. Author: Greg Strong. Inventor: John Davis.
- Grand Cavalier Chess. Decimal variant with Cannons and Cavalier Chess pieces. By Fergus Duniho.
- Grand Chess. Decimal variant with Cardinals and Marshalls. Author: Fergus Duniho. Inventor: Christian Freeling.
- Grand Combination Courier. Game with Compounds of Elemental (Atomic) FIDE Pieces Plus Camel, with Mostly Logical Promotions. By Jeremy Gabriel Good.
- Grand Rider Chess. If you love riders, you'll love Grand Rider Chess, which combines several different colorbound and non-colorbound riders. Author: Jeremy Gabriel Good and Larry Wheeler. Inventor: Larry Wheeler.
- Grand Shatranj. Grand Shatranj.... extends the examination of short-range leapers by looking at another 2-square jumper and 2 short-range riders. By Joe Joyce.
- Grand Tamerlane Chess. Variation of Mideast Chess by John Davis. Author: Tony Quintanilla. Inventor: John Davis.
- Grand Warp Point Chess. Using normal chess pieces, plus two warp points, on a 10 x 10 board where pawns can take large initial steps. Author: Jeremy Gabriel Good. Inventor: Jason Shields.
- Grande Acedrex. Missing description Author: Daniil Frolov.
- Grant Acedrex. Game Courier preset for Grant Acedrex with enforced rules. (12x12, Cells: 144) Author: Jean-Louis Cazaux and Daniel Zacharias.
- Grasshopper Chess. Each player has eight additional grasshoppers. Author: Antoine Fourrière. Inventor: Joseph Boyer.
- GraTiA. Preset for GraTiA, a blend of two historic variants. Author: Greg Strong. Inventor: Charles Gilman.
- Great Chess. An Indian/Turkish and very playable historic variant on a 10 by 10 board. Author: Fergus Duniho.
- Great Shatranj. What if chess evolved differently so short-range pieces became more powerful by gaining additional short-range moves? By Joe Joyce.
- Gross Chess. Play this 144 square variant online with Game Courier. By Fergus Duniho.
- Gryphon Aanca Chess. Large variant with Gryphons, Aancas, and a few other not-so-common pieces. By Gary K. Gifford.
- Gunnery Chess. Cannon pawns can leap over friendly piece and explode an enemy piece on the same file. By M Winther.
- Gunnery Chess (8x10). Cannon pawns can leap over friendly piece and explode an enemy piece on the same file. Regular pieces plus Mastodons. By M Winther.
- Gunnery Chess (with Scorpions). The Scorpion pawns have the additional capability of cannon-like moves. Very advanced. Only recommendable to grandmasters! By M Winther.
- Gustav III's Chess. Invented by King Gustav III of Sweden (1746-92). Author: M Winther. Inventor: King Gustav III of Sweden.
- Gustavian Camelrider Chess. Camelriders and regular pieces on a Gustavian (68squares) board. By M Winther.
- Gustavian Cannonrider Chess. Cannonriders and regular pieces on a Gustavian (68 squares) board. Cannonriders move differently depending on square colour. By M Winther.
- Gustavian-Camelrider Chess (with Scorpions). Camelriders and Scorpions on a 68 square Gustavian board. 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.
- Half Chess of Ralph Betza. Exactly like halfling chess, only the knights are replaced by crabs, making them more compatible with half moving rider pieces. Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- Half Courier. Missing description Author: Nick Wolff. Inventor: Charles Gilman.
- Hanga Roa. Play Hanga Roa on Game Courier! Author: Tony Quintanilla and Juan Pablo Schweitzer Kirsinger. Inventor: Juan Pablo Schweitzer Kirsinger and Hernán Marcelo Domínguez Placencia.
- Hannibal Chess. Chess with added Modern Elephants (ferz-alfil compound) on 10x8 board. By Kevin Pacey.
- Heavy Chess. Play Heavy Chess on Game Courier. Author: Greg Strong. Inventor: Jean-Louis Cazaux.
- 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.
- Heavy Shako. 10x10 variant inspired by Yangsi, made by Eric Silverman. (10x10, Cells: 100) By A. M. DeWitt.
- Hectochess. 10x10 variant that can be played with 2 mismatched Chess sets. By A. M. DeWitt.
- Henry VIII Chess Preset. This is the preset for Henry VIII Chess (unique take on Extinction Chess). Author: Rich Hutnik.
- Heroes Hex Chess version 2. Hexagonal Chess with new movement rules on a "standard" 91 hex board. By Tony Quintanilla.
- Heroes Hexagonal Chess. Play this game from the 84-square contest on the Play-By-Mail system! By Tony Quintanilla.
- Hex Dragonal Chess. horizontal hex-rows and 4 defined directions of movement. By Graeme C Neatham.
- Hex Shogi 41. Hexagonal shogivariant on board with 41 spaces. By Fergus Duniho.
- Hex Shogi 81. A hexagonal Shogi variant on an 81-space board. By Fergus Duniho.
- Hex Shogi 91. A hexagonal Shogi variant on a 91-space board. By Fergus Duniho.
- Hexagonal Chess (Glinski). Chess on a board made out of hexagons. (Recognized!) Author: Fergus Duniho. Inventor: Wladyslaw Glinski.
- Hexagonal Chess (McCooey). Chess on a board, made out of hexes. (Recognized!) Author: Fergus Duniho. Inventor: Dave McCooey.
- Hexcetran Chess. Play Hexcetran Chess at Game Courier. By Carlos Cetina.
- Hexes Chess. Hexes Chess now available for play on the Game Courier! Author: Mike Layfield and Tony Quintanilla. Inventor: Mike Layfield.
- Hexetera. Play Hexetera on the Game Courier! Author: Tony Quintanilla. Inventor: Roberto Lavieri.
- Hexmate. A two-player variant on a hex board made up of 127, 3-color hexagons. Author: Fergus Duniho. Inventor: Michael A. Rouse.
- Hiashatar. Mongolian Decimal Chess. By Jose Carrillo.
- Hindustani Chess. 19th century Indian game. Author: Tony Quintanilla and John Ayer. Inventor: _unknown.
- Hole Chess. Variant on a board of 44 squares with two holes that pieces can be dragged into. Author: Peter Aronson. Inventor: Gary K. Gifford.
- Hopper Chess (with Scorpions). Pieces standing before friendly pieces can jump over enemy Scorpion pawn and land directly behind it. By M Winther.
- Hopper-Chess. Pieces in front of friendly pieces can land immediately behind enemy pawns. By M Winther.
- Hopper-Elk Chess. Pieces can hop over an enemy pawn and land directly behind it. The Elk moves differently depending on square colour. By M Winther.
- Hostage Chess. Play this Chessgi-like game in which no pieces change sides. (Recognized!) Author: Fergus Duniho. Inventor: John Leslie.
- House of 10 Mirrors - H o M Variant. Reflective pieces from up to 10 mirrors add to offense and defense. By Gary K. Gifford.
- House of Mirrors Chess. Mirrors and reflective pieces add interesting twists to strategy by making pieces appear in 2 or 3 places at the same time. By Gary K. Gifford.
- Hubbub. Preset for Hubbub, a short-range version of Brouhaha. By Greg Strong.
- Hullabaloo. Fusion, fission game with drops, giant conglomerations and two types of activation. By Jeremy Gabriel Good.
- Hunt Chess. Huntsman Chess and Groundskeeper Chess. Author: John Smith. Inventor: Yu Ren Dong and John Smith.
- HyperModern Shatranj. Missing description By Joe Joyce.
- I'm a Ferz, Get Me Into There!. Inspired by title of Chas. Gilman's game, "I'm a Wazir, Get Me Out of Here!" Object is to get your Ferz to Z5. By Jeremy Gabriel Good.
- I-Chess. Play this 12x12 large board game with two new peices. Author: Greg Strong.
- Ibu Ibu Chess. Ibu Ibu Chess in which the king's entourage protects it from Ubi-Ubis. By Jeremy Gabriel Good.
- Ideal Chess. Uses compound pieces to mimic the use of cards. By Graeme C Neatham.
- Imperial Chess. Play this large variant with new pieces and victory by capture of royal pieces! Author: Tony Quintanilla and James Killian Spratt. Inventor: James Killian Spratt.
- Imposter Chess. Play this game! Exchange captured pieces in order to move Kings in different ways. Author: Tony Quintanilla and Laila W. Stefan. Inventor: Laila W. Stefan.
- 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.
- Interdependent Chess. A 42 square variant in which pieces borrow capturing ability from other pieces. By Fergus Duniho.
- Invasion. A military inspired Chess variant played on an 84-square board. Author: Antoine Fourrière. Inventor: Jean-Louis Cazaux.
- Jacks and Witches. Play this variant on 84 squares with special pieces and special squares! By Antoine Fourrière.
- Janus Kamil Chess. A crossover between Janus Chess and Modern Kamil Chess. By Jörg Knappen.
- Jester Chess. Featuring pieces that mimic last piece moved, archers that can either capture OR move. quadrapawns, and murray lions. Author: Jeremy Gabriel Good. Inventor: Thomas Havel.
- Jetan. Play Edgar Rice Burrough's Jetan (Martian Chess). Author: James Killian Spratt and Jean-Louis Cazaux. Inventor: Edgar Rice Burroughs.
- Jetan Jeddara. Large variant of Jetan. Author: Tony Quintanilla and James Killian Spratt. Inventor: James Killian Spratt.
- Jetan Sarang. Play this large variation of Jetan! Author: James Killian Spratt and Tony Quintanilla. Inventor: James Killian Spratt.
- Jumping Chess. Pieces capture by jumping. Board has extra edge squares making it 10x10. By Peter Aronson.
- Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. By David Paulowich.
- Jungles and Mountains Chess. Bull-Dozers must clear through jungle brush and Engineers must make passages through mountains to free up piece movement. By Gary K. Gifford.
- Juxtaposition Chess. Normal moves, plus pawns switch places with stones; pieces switch places with flags. By Gary K. Gifford.
- Kamikaze Mortal Shogi. Send your Kamikazes on suicide missions in this Shogi variant. Author: Fergus Duniho. Inventor: Fergus Duniho and Roberto Lavieri.
- King to Bunker Leap. Play this exciting version of Pre-Chess using new king safety rules. By Charles Daniel.
- King's Guard Chess. Missing description By Graeme C Neatham.
- King's Reincarnation. Captured Kings return to the board, but at a price. By Gary K. Gifford.
- Kinglet. Play Kinglet, where you win by capturing all pawns. Author: Greg Strong. Inventor: Vernon Rylands Parton.
- Kings. Kings on the Game Courier. By Abdul-Rahman Sibahi.
- Kings Reincarn. II - Altered States Variant. Captured Kings return to the board by replacing a friendly piece and moving as it did. By Gary K. Gifford.
- Knight Court Chess. When you take an opponent's piece, he gets to drop it back on the board. Object: Checkmate knight. Author: Jeremy Gabriel Good. Inventor: Jason D. Wittman.
- Knightmate. Play Knightmate, where you win by mating the Knight. Author: Greg Strong.
- Koksal Karakus' En Passant Chess -. All pieces have the en passant option. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Korean Chess. Play Korea's regional Chess variant on Game Courier. Author: Fergus Duniho.
- Kozune. Missing description By Daniil Frolov.
- Kozune vs FIDE. Missing description By Daniil Frolov.
- Large Nahbi Chess. Preset for Large Nahbi Chess. By Uri Bruck.
- Latrunculi duo milia et septum. Chess with rook/ferz & bishop/wazir substitutes for rooks and bishops. By Gary K. Gifford.
- Leandro's Chess. You may make a non-capturing move with each of your pieces in one turn, or make a normal capturing move. By Tony Quintanilla.
- Leapers Chess. Decimal variant with additional leaping abilities for each of the pieces. By Larry L. Smith.
- Leapers Creeepers. Featuring compound long leapers of giraffes, zebras and camels. Author: Jeremy Gabriel Good. Inventor: Christine Bagley-Jones.
- Lemurian Shatranj. Lemurian pieces which utilize either or both types of their possible moves, possibly changing direction after the first. By Joe Joyce.
- Lines of Relay. The addition of a piece - the "Lore Apprentice" adapted from the Querquisite. "LoR(e)" stands for Lines of Relay. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- Lions and Unicorns Chess. Play this large Chess variant with Lions and Unicorns. Author: Greg Strong. Inventor: David Paulowich.
- Little River Chess. 46 Cell game with Chinese Chess influence. Kings confined to palaces. By Gary K. Gifford.
- Little Trio. Missing description Author: Nick Wolff. Inventor: Jared B. McComb.
- Loonybird. Pieces on a seven by seven board move differently when they take. Author: John Smith. Inventor: Christian Freeling.
- Losing Chess. Taking is obligatory; the first player that loses all his pieces wins. Author: Antoine Fourrière.
- Maasai Chess. Play Maasai Chess with Game Courier. By Jean-Louis Cazaux.
- 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, Shields, and Horse-apults. Like Maces and Horse-apults, but pawns are protected from Mace capture. By Gary K. Gifford.
- Macrochess. Missing description Author: Daniil Frolov and Jean-Louis Cazaux. Inventor: Robert Potter.
- Mad Chess (Steel=White). Chess variant with unequal armies on 10 by 10 board. Author: Fergus Duniho. Inventor: Jason D. Wittman.
- Mad Chess (Stone=White). Chess variant with unequal armies on 10 by 10 board. Author: Fergus Duniho. Inventor: Jason D. Wittman.
- Mad Elephant Chess. Missing description By Daniil Frolov.
- Mad Queen Shogi. Play this new Chess/Shogi hybrid on Game Courier. Author: Fergus Duniho. Inventor: Larry L. Smith.
- Magicpawns Chess. Any piece can move to friendly pawn and change place with it. Pawns thus become more dynamic and pieces less constrained. By M Winther.
- Mainzer Schach. 11 x 8 variant with two Januses and one Marshall, and different setup. Author: Tony Quintanilla. Inventor: Jörg Knappen.
- Makruk. Play the traditional Chess variant of Thailand on Game Courier. Author: Jose Carrillo.
- Mamra Chess. Adds the Mamra, a piece that only Pawns may capture. Author: Tony Quintanilla and George Tsavdaris. Inventor: George Tsavdaris.
- Marseillais Chess. Move twice per turn. (Recognized!) Author: Fergus Duniho.
- Mastodon Chess. Standard pieces plus two Mastodons per side. A strategical big-board variant. By M Winther.
- Mastodon Chess (8x10). Standard pieces plus two Mastodons per side. A strategical big-board variant. By M Winther.
- Maxima. Play Maxima, an interesting and exiting variant of Ultima, with new elements that make Maxima more clear and dynamic. Author: Roberto Lavieri and Antoine Fourrière. Inventor: Roberto Lavieri.
- Mayhem Chess. Different pieces and setup. Author: Tony Quintanilla. Inventor: Christina Ziolkowski.
- Medusa Shogi. A Shogi variant of Pillars of Medusa, which is based on Turkish Great Chess. By Gary K. Gifford.
- Mesmer Chess. Introduces a new piece, the mesmerist, which can control how opposing pieces move. Author: Jeremy Gabriel Good. Inventor: Dan Troyka.
- Metamachy. Play this large game with a variety of regular fairy pieces. Author: Fergus Duniho. Inventor: Jean-Louis Cazaux.
- Metamorph Chess. Play this variant in which pieces frequently promote or demote. By Fergus Duniho.
- Meteoric Chess. A sober but lively drop chess variant with standard pieces (zrf available). By M Winther.
- Mighty Lion Chess. Orthodox Western Chess but with one knight replaced by Chu Shogi Lion. Author: Jeremy Gabriel Good. Inventor: H. G. Muller.
- Millennium Chess Preset. This is the preset for Millennium Chess. Author: Rich Hutnik.
- Miller's Spherical Chess. Play this early adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Don Miller.
- Mimic Chess. Chess on a larger board with 3 new pieces with constantly changing movement capabilities. By Nick Wolff.
- Mini Hexchess. McCooey's Hexagonal Chess on smaller board. Author: Abdul-Rahman Sibahi. Inventor: Dave McCooey.
- Mini Thunder Chess. A small-scale hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess. By Fergus Duniho.
- Mir Chess. Play this variant that is mid-powered between Chess and Shatranj. Author: Fergus Duniho and David Paulowich. Inventor: David Paulowich.
- Mitsugumi Shogi. Smaller variant of Suzumu Shogi on a 13x13 board. (13x13, Cells: 169) By A. M. DeWitt.
- Moderate Progressive Chess. A player may move one more piece than his opponent just moved. By Adrian Alvarez de la Campa.
- Modern Capablanca Random Chess. Missing description By Jose Carrillo.
- Modern Carrera's Chess. Play this modern version of Carrera's Chess on Game Courier. Author: Fergus Duniho. Inventor: Fergus Duniho and Sam Trenholme.
- Modern Chess. Play on Game Courier. Author: Jose Carrillo. Inventor: Gabriel Vicente Maura.
- Modern Courier Chess. Missing description Author: Abdul-Rahman Sibahi. Inventor: Paul Byway.
- Modern drunk elephant shogi. Missing description By Daniil Frolov.
- Modern Kamil. Game Courier preset for Modern Kamil, a game from Nuno Cruz with Camels. (10x10, Cells: 100) Author: Jean-Louis Cazaux.
- Modern Makruk. A fusion of Modern Chess and Makruk. By John Smith.
- Modern Random Chess. Missing description By Jose Carrillo.
- Modern Shatranj. A bridge between modern chess and the historic game of Shatranj. By Joe Joyce.
- Modern Shatranj D & R. Missing description By Joe Joyce.
- Monkey King Chess. Monkey King fights Goblin King on 44 squares board in game with oriental influences. Author: Peter Aronson. Inventor: Peter Gelman.
- More 10. Chessvariant on a board with 10 squares. Author: Tony Quintanilla. Inventor: Roberto Lavieri.
- Mortal Chessgi. Play this Chessgi variant in which each capture decreases material. By Fergus Duniho.
- Mortal Shogi. Play this Shogi variant in which pieces may die. Author: Fergus Duniho. Inventor: Roberto Lavieri and Fergus Duniho.
- Motorotor. Play this small variant with a rotating board. Author: Fergus Duniho. Inventor: Gavin King.
- MRC64. Modern Random Chess 64. By Jose Carrillo.
- Multimove FIDE Chess. Each turn utilizes a number of points that get applied to movement. Author: Jeremy Gabriel Good. Inventor: David Howe.
- Multiple of 10 Checkmate. Variant where you can only checkmate or be checkmated on move 10, 20, 30, ect.. By Calvin Jack Pomerantz.
- Musketeer Chess. A game that adds extra pieces to Chess, playable online with Game Courier. Author: Fergus Duniho. Inventor: Zied Haddad.
- Mystery Chess. An imperfect information variant you can play online with Game Courier. Author: Fergus Duniho. Inventor: Ross Gillies.
- Mythical Fantasy Conquest. Play this large variant with new fantasy pieces! Author: Lim Ther Peng and Tony Quintanilla. Inventor: Lim Ther Peng.
- Nadvorney's Spherical Chess. Play Nadnorney's adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Leo Nadvorney.
- Nahbi Chess. Preset for Nahbi Chess. By Uri Bruck.
- Napoleonic Chess. Large chess variant with the `spirit of the Armies of the Napoleonic period'. Author: John Smith. Inventor: Tom Hartley.
- Naydorian Chess. an hexagonal variant from the fictional realm of Shadowgard. By Graeme C Neatham.
- Near Chess Preset. This is the preset for Near Chess. By Rich Hutnik.
- Net Chess. Variant of InterGrid Chess. Move between intersections. By Tony Quintanilla.
- Neutral King Chess. V.R. Parton's game where two armies share a King both must try to mate. Author: Antoine Fourrière. Inventor: Vernon Rylands Parton.
- New Chess. Drop-chess with pawn relocation. Standard pieces and rules. Ideal for avoiding opening theory. By M Winther.
- Nilakantha's Intellectual Game. 17th or 18th century Indian chess variation. Author: Tony Quintanilla and John Ayer. Inventor: _unknown.
- Nine-Queen Chess. Queens are placed instead of Pawns. Author: Tony Quintanilla. Inventor: Eric Beck.
- Ninth Century Indian Chess. Differs from Shatranj in the setup and the Elephant's move. Author: Tony Quintanilla and John Ayer.
- Nonary Chess. King or queen are optionally swapped with a bishop before play begins (with zrf). By M Winther.
- Nuclear Chess. Play Nuclear Chess on the Play-By-Mail System! Author: Jason Shields and Tony Quintanilla. Inventor: Jason Shields.
- Nuclear Chess Play-By-Mail game. Examine this game! Author: Jason Shields and Tony Quintanilla. Inventor: Jason Shields.
- Nutty Shogi. Smaller version of Tenjiku Shogi on a 13x13 board. Author: A. M. DeWitt. Inventor: H. G. Muller.
- Oblong Chess 44. Based on the original oriental variant "Oblong Chess", a 16X4 Shataranj variant, but reducing the number of lines. Author: Jeff Rients. Inventor: Erez Schatz.
- Odin's Rune Chess. With pieces that were inspired by rune images and meanings.... By Gary K. Gifford.
- Omega Chess. This preset for Omega Chess enforces the rules and spots check, checkmate, and stalemate. Author: Fergus Duniho. Inventor: Daniel Macdonald.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are on a large board. By David Paulowich.
- Orphic Chess. Before the King is dropped the pieces can only capture. A very tactical and fast variant. By M Winther.
- Orphic Chess (with Elks). Before the King is dropped the pieces can only capture. A very tactical and fast variant, with Elks. By M Winther.
- Outback Chess. Play this game with new pieces on plus-shaped board. Winner of the 84-square contest! Author: Tony Quintanilla and Timothy R. Newton. Inventor: Timothy R. Newton.
- OverKnight Chess. Pawns are replaced by Knights, which promote. Author: Tony Quintanilla
- Oxybeles Chess. The Oxybeles can sling a piece to the farthest square in the movement direction (+zrf). By M Winther.
- 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 Revolution. Play this 44 square variant with Templar Knights and Squire Pawns with Game Courier. Author: Jeff Rients. Inventor: Peter E. Leyva.
- Paloma Chess. Game with Royal Queen, promotable Kings, and an unusual array. Author: Tony Quintanilla. Inventor: Becca Rabong.
- Panchimera. 33 pieces a side, includes all the knight augmented pieces. By Graeme C Neatham.
- Parity Chess. Chess on a 12x8 board with Champions and FADs added. By Kevin Pacey.
- Patchanka. This is the Game Courier preset for Patchanka, a variant with several bi-compound pieces. (10x10, Cells: 100) By Jean-Louis Cazaux.
- Paulovits's Game. Istv. By Abdul-Rahman Sibahi.
- Pawn Eaters. Win by capturing 8 pawns. Uses Shamanic Rooks, Pawn Eaters, Old Y Mover Elephants, and traditional Knights. By Gary K. Gifford.
- Peasant Revolt. Modest variant with unequal setup. Author: Tony Quintanilla. Inventor: George Whelan.
- Pemba. Game Courier Preset to play Pemba, 60 pieces on the decimal board. By Jean-Louis Cazaux.
- Perfect Chess. Like Tutti Frutti Chess but with a different array. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Pillars of Medusa. Play this variation of Turkish Great Chess with two additional pieces, the Morph and the Medusa, on Game Courier . Author: Tony Quintanilla and Gary K. Gifford. Inventor: Gary K. Gifford.
- PiRaTeKnIcS. Play this 44-squares chess variant in which pirates on ships fight each other on Game Courier. Author: Peter Aronson. Inventor: David Jagger.
- Placement Chess. King and queen are swapped before play begins, generating FRC subset (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.
- Pocket Mutation Chess. Take one of your pieces off the board, maybe change it, keep it in reserve, and drop it on the board later. Author: Tony Quintanilla and Fergus Duniho. Inventor: Michael Nelson.
- Polymorph Chess. Knights and Bishops can morph into each other or into combined pieces. Author: Tony Quintanilla. Inventor: Greg Strong.
- Pompeii Chess. Small variant with piece drops, orthogonal pawn moves and one each of all the FIDE pieces. Author: Jeremy Gabriel Good. Inventor: Dan Troyka.
- Pool Chess. Queens and Bishops bounce 90 degrees off the board edge. Author: Tony Quintanilla. Inventor: Francisco Quintanilla.
- Presiding Chess. Decimal Variant combining a number of exotic pieces. Author: Jeremy Gabriel Good. Inventor: Tucker Kao.
- Pretentious Chess. Pieces can move as and demote to a Knight. By Adrian Alvarez de la Campa.
- Prime Ministers Random Chess. Missing description By Jose Carrillo.
- Prime-Ministers Chess. Missing description By Jose Carrillo.
- Pseudo-Modern Random Chess. Missing description By Jose Carrillo.
- Pyrrhus Chess. The Pyrrhus moves like a king but paralyzes enemy pieces at queen's distance (with zrf). By M Winther.
- 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.
- Queens or Castles. Wizards promote by making an opponent's piece [or pawn] and themself vanish from the board. By Gary K. Gifford.
- Querquisite Chess. The Whimsical Querquisite on the Game Courier. By Abdul-Rahman Sibahi.
- Quinquereme Chess. Large variant with a new piece, the Quinquereme. Author: Tony Quintanilla. Inventor: Jörg Knappen.
- Racing Kings. Missing description By Abdul-Rahman Sibahi.
- Randomscorpions Chess. The Scorpions are randomly distributed on the 2nd and 3rd rank. Otherwise regular setup. By M Winther.
- Ready Chess. Play this game, where pieces cannot capture right after capturing, they have to be restored first! By Tony Quintanilla.
- 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.
- 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.
- Relativistic Chess. http://www.chessvariants.org/boardrules.dir/relativistic.html. By Carlos Cetina.
- Relocation Chess. Swap a pair of your own pieces before you begin. With Fischer Random castling rules. By M Winther.
- Remote Sensing. 2 remote sensor pieces per side can mimic pieces on their current square color. By Gary K. Gifford.
- Remote Sensing 8 x 8. An 8 x 8 version of Remote Sensing. By Gary K. Gifford.
- Remote Sensing with On & Off-Board Detection. Special pieces mimic others, some on-board, some which have been captured. By Gary K. Gifford.
- Replacement Chess. Replace your opponent's men on the board after you capture them. Author: Kevin Pacey.
- Reroute66. Play this adaptation of Chess to a 66 space board with some overlapping spaces. (10x8, Cells: 66) By Fergus Duniho.
- 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.
- Rifle Chess. Take a move to capture an enemy piece without moving the capturing piece. Author: Kevin Pacey. Inventor: W. B. Seabrook.
- Rococo. A clear, aggressive Ultima variant on a 10x10 ring board (includes mirror array and Push-Pullyu variants). Author: Peter Aronson and Antoine Fourrière. Inventor: Peter Aronson and David Howe.
- Rollerball. Chess race fight on board formed by removing 3 by 3 square from center of 7 by 7 square. Author: Antoine Fourrière. Inventor: Jean-Louis Cazaux.
- Rolling Kings. Play Rolling Kings online with Game Courier. Author: Antoine Fourrière. Inventor: Peter Aronson.
- Romanchenko's Chess. FIDE Chess trainer Romanchenko shifted the FIDE board in the middle to help his students think for themselves. Author: Jeremy Gabriel Good and Fergus Duniho. Inventor: V. Romanchenko.
- Rose Chess XII. With Nightriders, (Half-)Roses, Spotted Gryphons and War Machines. By David Paulowich.
- Roswell Chess. Preset for alien game with abstract pieces that operate in unusual ways. Author: Jeremy Gabriel Good. Inventor: Gary K. Gifford.
- Rotation Chess. Every ten moves, switch sides with your opponent. How might you prepare for the demise of the pieces you are playing? Author: Jeremy Gabriel Good and Adrian Alvarez de la Campa.
- Royal CannonChess. Pieces next to the king can capture forwards by a cannon leap. By M Winther.
- Royal Court. Play Royal Court on Game Courier. Author: Greg Strong. Inventor: Sidney LeVasseur.
- Royal Magician's Chess. King and special magician piece earn the right to drop pieces when they venture out to the fourth, fifth and sixth ranks! Author: Jeremy Gabriel Good. Inventor: Gary K. Gifford.
- Royal Pawn Chess. Same as FIDE Chess, except the pawns in front of the kings are royal, meaning the object is to checkmate them and not the king. By Jeremy Gabriel Good.
- Royal Rumble. A 6 board all-out melee with random pieces, royals and starting positions. By Nick Wolff.
- Ruddigore Chess. Play this Chessgi variant where you can capture your own pieces, and every other turn you must capture or sacrifice a piece! Author: Tony Quintanilla and Peter Aronson. Inventor: Peter Aronson.
- Ryugi. 10x10 variant with Kirins, Marshalls, and Dragons, the latter which can move as a Bishop or as a Nightrider. By A. M. DeWitt.
- Sac Chess. Play classical chess along with classical compound pieces: amazons, chancellors, archbishops... Author: Carlos Cetina. Inventor: Kevin Pacey.
- Sanctuary Chess. Archbishop and Swiss Guard replace Queen and King; no checkmate. Author: Tony Quintanilla