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- Macrochess. Missing description Author: Daniil Frolov and Jean-Louis Cazaux. Inventor: Robert Potter.
- Wild Samarkand. This is a Game Courier preset for Wild Samarkand, one of the variants from the Timurid Family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Wild Babur. This is a Game Courier preset for Wild Babur, one of the variants from the Timurid family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Wild Mirza. This is a Game Courier preset for Wild Mirza, one of the variants from the Timurid family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Wild Timurid. This is a Game Courier preset for Wild Timurid, one of the variants from the Timurid family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Timurid Mirza. This is a Game Courier preset for Timurid Mirza, one of the variants from the Timurid family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Timurid Babur. This is a Game Courier preset for Timurid Babur, one of the variants from the Timurid family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Timurid. This is a Game Courier preset for Timurid (std), one of the variants from the Timurid family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Omega Chess. This preset for Omega Chess enforces the rules and spots check, checkmate, and stalemate. Author: Fergus Duniho.
- Timurid Samarkand. This is a Game Courier preset for Timurid Samarkand, one of the variants from the Timurid family. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Patchanka. This is the Game Courier preset for Patchanka, a variant with several bi-compound pieces. (10x10, Cells: 100) By Jean-Louis Cazaux.
- Parallel Chess War. Play 4 chess games at once, first game won wins the whole war. (4x(8x8), Cells: 256) By Kevin Pacey.
- Grant Acedrex. Game Courier preset for Grant Acedrex with enforced rules. (12x12, Cells: 144) Author: Jean-Louis Cazaux and Daniel Zacharias.
- Vanguard Chess. Game Courier preset for Vanguard Chess. (16x16, Cells: 256) By Bob Greenwade.
- Camel Decimal Chess. Game Courier preset for Camel Decimal Chess, a 10x10 chess with Camels. (10x10, Cells: 100) By Jean-Louis Cazaux.
- Modern Kamil. Game Courier preset for Modern Kamil, a game from Nuno Cruz with Camels. (10x10, Cells: 100) Author: Jean-Louis Cazaux.
- Dai Seireigi. Variant of Dai Shogi playable with drops. (15x15, Cells: 225) By A. M. DeWitt.
- Chu Seireigi. Variant of Chu Shogi playable with drops. (12x12, Cells: 144) By A. M. DeWitt.
- 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.
- Seireigi. Variant of standard Shogi with promotable Gold Generals, as well as more varied and animalistic promotions. (9x9, Cells: 81) By A. M. DeWitt.
- 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.
- Ultima. Game where each type of piece has a different capturing ability. (Recognized!) Author: Fergus Duniho. Inventor: Robert Abbott.
- Four-Way Chess. 4-Way Chess. By Stephen R. Stockman.
- Circular Capa Chess. Play circular chess with added archbishops and chancellors on a 5x16 round board. By Kevin Pacey.
- Betza's Flying Circus. 4 Levels but only four pieces of two kinds can move on three of the levels. Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- 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.
- Elk Chess. The double-barrelled Elk moves differently depending on square colour. By M Winther.
- Dromedary Chess. Pieces adjacent to the King can leap like a Dromedary (Camel). By M Winther.
- Cannonrider Chess. The Cannonrider moves differently depending on square colour: on white squares as a Nightrider; else as a Chinese Cannon. By M Winther.
- Camelrider Chess. P. Aronson's big-board variant with regular pieces and Camelriders. Author: M Winther. Inventor: Peter Aronson.
- Brigadier Chess. Introducing the powerful Brigadier piece on a 68-square Gustavian board. By M Winther.
- Tigrey. Combination of Expanded Chess and Tiger Chess. (12x12, Cells: 144) By Daniel Zacharias.
- Reroute66. Play this adaptation of Chess to a 66 space board with some overlapping spaces. (10x8, Cells: 66) By Fergus Duniho.
- Mapped Chess. Mapped Chess Game with extended 3D moves mapped on 2 boards. (2x(8x8), Cells: 128) By Stephane Burkhart.
- Heavy Shako. 10x10 variant inspired by Yangsi, made by Eric Silverman. (10x10, Cells: 100) By A. M. DeWitt.
- Mitsugumi Shogi. Smaller variant of Suzumu Shogi on a 13x13 board. (13x13, Cells: 169) By A. M. DeWitt.
- Suzumu Shogi. 16x16 variant based on Tenjiku Shogi. (16x16, Cells: 256) By A. M. DeWitt.
- Enhanced Courier Chess. Courier Chess with the weaker pieces enhanced. By Daniel Zacharias.
- Wild Tamerlane Chess. Game Courier Preset to play Wild Tamerlane Chess, a fury on 11x11 board. (11x11, Cells: 121) By Jean-Louis Cazaux.
- Shogi with Impassable Kings. A modest fix to Shogi that makes impasses impossible. By Fergus Duniho.
- Skica. 10x10 with Ski pieces and Camels. (10x10, Cells: 100) By Daniel Zacharias.
- Miller's Spherical Chess. Play this early adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Don Miller.
- Devingt Chess. Game Courier to play Devingt Chess, on a 10x10 board with Sages (=Camels). Author: Fergus Duniho. Inventor: Leopold de Labrousse.
- Chess on the Dot. Play this adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Joshua Chou.
- Yapsan's Spherical Chess. Play this early adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Peter Yapsan.
- Aberg's variation of Capablanca's Chess. Play this variation on the Play-by-Email system! Author: Fergus Duniho. Inventor: Hans Aberg.
- Nadvorney's Spherical Chess. Play Nadnorney's adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Leo Nadvorney.
- Azchess. Adds cannons to Az Chess and reverses the positions of some of the pieces to maximize pawn protection. By Namik Zade.
- 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.
- Hannibal Chess (GC preset with enforced rules). A Game Courier Preset for Hannibal Chess with enforced rules. Author: Jean-Louis Cazaux. Inventor: Kevin Pacey.
- Banner Xiangqi. Xiangqi with Banners (from the Game of Three Kingdoms) and simplified endgame rules. By A. M. DeWitt.
- Koval's Hexagonal Chess. Game Courier Preset to play Koval's Hexagonal Chess. By Max Koval.
- Cannon Shosu Shogi. Variant of Shosu Shogi with Dogs and Cannons. By A. M. DeWitt.
- Pemba. Game Courier Preset to play Pemba, 60 pieces on the decimal board. By Jean-Louis Cazaux.
- Futashikana Shogi. Expanded version of Shosu Shogi played on an 11x11 board. By A. M. DeWitt.
- Cylindrical Chess. Sides of the board are supposed to be connected. Author: Antoine Fourrière and Fergus Duniho.
- Maasai Chess. Play Maasai Chess with Game Courier. By Jean-Louis Cazaux.
- Grand Betza. Play Grand Betza on Game Courier. Author: Greg Strong. Inventor: John Davis.
- Jetan. Play Edgar Rice Burrough's Jetan (Martian Chess). Author: James Killian Spratt and Jean-Louis Cazaux. Inventor: Edgar Rice Burroughs.
- Royal Court. Play Royal Court on Game Courier. Author: Greg Strong. Inventor: Sidney LeVasseur.
- Terachess II. A summit with 26 different pieces on a 16 x 16 board. There are 64 pieces per side of 26 different types. By Jean-Louis Cazaux.
- Zanzibar-XL. Beyond Metamachy. 80 pieces of 19 different types, with historical lineage. By Jean-Louis Cazaux.
- Gigachess II. Evolution of Gigachess. 24 different types of pieces on a 14 x 14 board. By Jean-Louis Cazaux.
- Zanzibar-S. A large CV with 72 pieces of 17 different types. Bigger than Metamachy. By Jean-Louis Cazaux.
- Teramachy. Teramachy is the child of Metamachy with 12 rows and Terachess with 16 columns. By Jean-Louis Cazaux.
- Waffle Chess. Chess on a 10x8 board with waffles added. By Kevin Pacey.
- Very Heavy Chess. Play Very Heavy Chess on Game Courier. Author: Greg Strong. Inventor: Jean-Louis Cazaux.
- Heavy Chess. Play Heavy Chess on Game Courier. Author: Greg Strong. Inventor: Jean-Louis Cazaux.
- Xhess. Decimal variant with Nightriders and Cannons. Author: Greg Strong. Inventor: David Howe.
- Kinglet. Play Kinglet, where you win by capturing all pawns. Author: Greg Strong. Inventor: Vernon Rylands Parton.
- Expanded Chess. 100 square chess with complementary pieces. By Daniel Zacharias.
- Knightmate. Play Knightmate, where you win by mating the Knight. Author: Greg Strong.
- Lions and Unicorns Chess. Play this large Chess variant with Lions and Unicorns. Author: Greg Strong. Inventor: David Paulowich.
- Janus Kamil Chess. A crossover between Janus Chess and Modern Kamil Chess. By Jörg Knappen.
- Metamachy. Play this large game with a variety of regular fairy pieces. Author: Fergus Duniho. Inventor: Jean-Louis Cazaux.
- I-Chess. Play this 12x12 large board game with two new peices. Author: Greg Strong.
- Apothecary Chess-Modern. Large Board variant obtained trough tinkering with known games. By Aurelian Florea.
- Apothecary Chess-Classic. Large Board variant obtained trough tinkering with known games. By Aurelian Florea.
- Ryugi. 10x10 variant with Kirins, Marshalls, and Dragons, the latter which can move as a Bishop or as a Nightrider. By A. M. DeWitt.
- Shatranj Kamil X. Shatranj Kamil, now with Chinese Cannons and Padwars (Jetan). By David Paulowich.
- Shatranj Kamil (64). Modern Shatranj-based variant with new pieces. Author: Greg Strong. Inventor: David Paulowich.
- Chu Shogi. Historic Japanese favorite, featuring a multi-capturing Lion. Author: A. M. DeWitt.
- Nutty Shogi. Smaller version of Tenjiku Shogi on a 13x13 board. Author: A. M. DeWitt. Inventor: H. G. Muller.
- Tenjiku Shogi. Four hundred year old, large, historical variant of Shogi. Author: A. M. DeWitt.
- Shako. Cannons and elephants are added in variant on 10 by 10 board. Author: Greg Strong. Inventor: Jean-Louis Cazaux.
- Ancient world war. Play this game on Game Courier. By Daniil Frolov.
- Fusion Chess. Play this variant in which pieces combine and split apart. By Fergus Duniho.
- Opulent Chess. Play this derivative of Grand Chess with additional jumping pieces (Lion and Wizard). By Greg Strong.
- Minishogi. A Minishogi association has existed, and may still exist, in Osaka. Author: Jeremy Gabriel Good and Armin Liebhart. Inventor: Shigenobu Kusumo.
- Grand Chess. Decimal variant with Cardinals and Marshalls. Author: Fergus Duniho. Inventor: Christian Freeling.
- Chinese Chess. Play Xiang Qi, the Chinese form of Chess. Author: Fergus Duniho.
- Judkin's Shogi. Modern small shogi variant preset. Author: Charles Daniel and Armin Liebhart. Inventor: ? Judkin.
- Hectochess. 10x10 variant that can be played with 2 mismatched Chess sets. By A. M. DeWitt.
- Bear Chess. Play Bear Chess, a popular Russian game, on Game Courier.
- Yangsi. A very playable chess variant with 12 different pieces on a 10x10 board. By A. M. DeWitt.
- Shosu Shogi. 10x10 Shogi variant with Queens and more powerful promoted pieces. By A. M. DeWitt.
- Gamma2 Chess. Chess on a 10x8 board with Berolina Pawns & special Ship & Archer pieces. (10x8, Cells: 80) By Kevin Pacey.
- Compound Chess. Chess on a 10x8 board with Sergeant pawns & armies of compound pieces. (10x8, Cells: 80) By Kevin Pacey.
- WAD Chess. Chess on a 10x8 board with WADs (Champions) added. (10x8, Cells: 80) By Kevin Pacey.
- Parity Chess. Chess on a 12x8 board with Champions and FADs added. By Kevin Pacey.
- Champagne Chess. Chess on a 12x8 board with ferfils and dragons added. By Kevin Pacey.
- SOHO Chess. Chess on a 10x10 board with Champions, FADs, Wizards & Cannons. By Kevin Pacey.
- Wide SOHO Chess. Chess on a 12x10 board with Archbishops, Marshalls, Champions, FADs, Wizards & Cannons. By Kevin Pacey.
- TenCubed Chess. Play TenCubed Chess on Game Courier. (10x10, Cells: 100) Author: Greg Strong. Inventor: David Paulowich.
- Tamerlane Chess. Chess game said to have been favored, perhaps even invented, by ruler Timur the Lame in the 14th c. Author: Jeremy Gabriel Good.
- Rifle Chess. Take a move to capture an enemy piece without moving the capturing piece. Author: Kevin Pacey. Inventor: W. B. Seabrook.
- Replacement Chess. Replace your opponent's men on the board after you capture them. Author: Kevin Pacey.
- 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.
- Tim's 3D Chess. On a 5x5x5 board with two kings per player. Author: Kevin Pacey. Inventor: Tim O'Lena.
- Mortal Shogi. Play this Shogi variant in which pieces may die. Author: Fergus Duniho. Inventor: Roberto Lavieri and Fergus Duniho.
- Wide Nightrider Chess. Chess on a 12x10 board with Nightriders, Champions and fast castling rules. By Kevin Pacey.
- Hannibal Chess. Chess with added Modern Elephants (ferz-alfil compound) on 10x8 board. By Kevin Pacey.
- Wide Chess. Chess with 2 types of non-colourbound elephants added on a 12x8 board using fast castling rules. By Kevin Pacey.
- Frog Chess. Play chess with added frogs (ferz-threeleaper compound) on 10x8 board. By Kevin Pacey.
- Towers Chess. Play Towers Chess on Game Courier. Author: Tony Quintanilla. Inventor: Alex Wood.
- Balbo's Chess 2. Balbos Chess 2. Author: wdtr2. Inventor: M G Balbo.
- Golden Age Chess on a Really Big Board. Play this 16 x 16 variant with several different pieces. Author: Nick Wolff. Inventor: Ralph Betza.
- The Demon Game. 10 x 10 game with extra Capablanca pieces. Author: Nick Wolff. Inventor: Larry L. Smith.
- Bird's Chess. Predecessor to Capablanca's Chess with Guard and Equerry. By Nick Wolff.
- Wildebeest Chess. Stars the Wildebeest which moves as knight or camel. Author: Fergus Duniho. Inventor: R. Wayne Schmittberger.
- Berolina Chess. Classic variant with different moving pawns. Author: Fergus Duniho.
- Anemic Chess. Rule-Enforcing Preset for Jaguaribe's short-range variant. Author: Nick Wolff. Inventor: Claudio Martins Jaguaribe.
- Chess on a Really Big Board. Play Ralph Betza's Huge Chess Variant with Game Courier.
- Andy's Chess. Missing description By andrewthepawn.
- 10-directional Chess. Updated with rule-enforcing presets. By Nick Wolff.
- Mimic Chess. Chess on a larger board with 3 new pieces with constantly changing movement capabilities. By Nick Wolff.
- Royal Rumble. A 6 board all-out melee with random pieces, royals and starting positions. By Nick Wolff.
- Wild Kingdom. Battle for jungle dominance with your own army of animals, each with special abilities. By Nick Wolff.
- Spartan Chess. The spartan army with 2 Kings and novel pieces fights against the persians (standard chess army). By Nick Wolff.
- 4D Hexagonal Chess. 4D analogue of Glinski's Hexagonal Chess based on Hyperchess4. By Kevin Pacey.
- Hexagonal Raumschach. 3D analogue of Glinski's Hexagonal Chess based on Raumschach. By Kevin Pacey.
- 4 Kings Quasi-Shatranj. Each side has 4 Kings, all pieces are short range. By Kevin Pacey.
- Makruk. Play the traditional Chess variant of Thailand on Game Courier. Author: Jose Carrillo.
- 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.
- Butterfly Chess. Game with Butterflies (not Ns), Advancers (not Qs) & Flying Dragons added. By Kevin Pacey.
- 4D Quasi-Alice Chess. Four dimensional 8x8x2x2 game that's rather like Alice Chess. By Kevin Pacey.
- Full house hexagonal chess. Hexagonal game with 50 pieces. By Kevin Pacey.
- Chess 1010. Game with 40 pieces. By Kevin Pacey.
- Carrousel Chess. Circular chess using reflecting bishops & squirrels, not Bs & Ns. By Kevin Pacey.
- 4*Chess (four dimensional chess). Four dimensional chess played with 96 pieces. By Kevin Pacey.
- Throne Chess. Same game as chess, except playing K to K8 wins by Thronemate, too. By Kevin Pacey.
- Chess 9x9. Exciting variant combining classical pieces with Amazons, Camels and Dragon Horses. By Carlos Cetina.
- Alice Chess. Play this classic variant in which pieces switch between boards whenever they move. (Recognized!) Author: Fergus Duniho. Inventor: Vernon Rylands Parton.
- Backlash. Play on two boards, but capturing on one board leads to a backlash on the other! By Greg Strong.
- 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.
- 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.
- Sac Chess. Play classical chess along with classical compound pieces: amazons, chancellors, archbishops... Author: Carlos Cetina. Inventor: Kevin Pacey.
- Alapo. A small chesslike game. Author: Ben M Reiniger. Inventor: Johannes Tranelis.
- Critters: Chesimals III. Chesimals redesigned. By Joe Joyce.
- Grand Tamerlane Chess. Variation of Mideast Chess by John Davis. Author: Tony Quintanilla. Inventor: John Davis.
- Heroes Hex Chess version 2. Hexagonal Chess with new movement rules on a "standard" 91 hex board. By Tony Quintanilla.
- Unicorn Great Chess. Enjoyable game: Great Chess pawn structure encloses two half-ducks - "lions" - with exciting bishop-nightrider - "unicorn.". Author: Fergus Duniho. Inventor: David Paulowich.
- Janus Chess. Play Janus Chess on Game Courier. Author: Fergus Duniho. Inventor: Werner Schoendorf.
- 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.
- Elven Chess. Chu Shogi Lion, Dragon Horse, Dragon King, Guard on Grand Chess type setup. Author: Jeremy Gabriel Good. Inventor: H. G. Muller.
- 65 Square Chess. FIDE chess but pretend there's another square smack dab in the middle. By Jeremy Gabriel Good.
- Mighty Lion Chess. Orthodox Western Chess but with one knight replaced by Chu Shogi Lion. Author: Jeremy Gabriel Good. Inventor: H. G. Muller.
- 2 Queen Rocky Horror Lycanthropic Chess. Featuring pieces with Dissociative Identity Disorder. By Jeremy Gabriel Good.
- Cellular Chess. Play Cellular Chess at Game Courier. By Carlos Cetina.
- Hexcetran Chess. Play Hexcetran Chess at Game Courier. By Carlos Cetina.
- Hexagonal Chess (McCooey). Chess on a board, made out of hexes. (Recognized!) Author: Fergus Duniho. Inventor: Dave McCooey.
- Hexagonal Chess (Glinski). Chess on a board made out of hexagons. (Recognized!) Author: Fergus Duniho. Inventor: Wladyslaw Glinski.
- Symmetric Chess. Play chess with a couple of queens flanking the king. By Carlos Cetina.
- Go. Play Go with Game Courier. Author: Fergus Duniho.
- Amalgamated Chess. Missing description By James Gryphon.
- Spacious Cannoneers vs Betza's classic armies. Several presets featuring Spacious Cannoneers vs Colorbound Clobberers, Nutty Knights and Remarkable Rookies. By Carlos Cetina.
- TessChess. 4D chess featuring symmetrically-moving pieces. By Ben M Reiniger.
- Raumschach (rules enforcing). Play Raumschach on Game Courier, with rules enforced. Author: Ben M Reiniger. Inventor: Dr. Ferdinand Maack.
- Knight-Relay Chess. Uncapturable Knights give other pieces the ability to move as Knights. By Carlos Cetina.
- A Tale of Two Countries. This is a small diceless wargame. By Joe Joyce.
- 6hess. Each piece moves 6 times before disappearing. By Adrian Alvarez de la Campa.
- Sky. Brilliant original game by Christine Bagley-Jones. Pieces promote through a succession of odd leapers eventually to a rooks. Author: Christine Bagley-Jones and Joe Joyce. Inventor: Christine Bagley-Jones.
- Relativistic Chess. http://www.chessvariants.org/boardrules.dir/relativistic.html. By Carlos Cetina.
- Warlord: Battle Line. Missing description By Joe Joyce.
- Warlord: Lakes. Missing description By Joe Joyce.
- Warlord: Civil War. Missing description By Joe Joyce.
- Warlord: Clash of Arms. Missing description By Joe Joyce.
- Valiant Chess. Knight pawns at the fifth rank have an additional jump move to empty square (with zrf). By M Winther.
- Crab Chess (Chess4). Blocked flank pawns are have an additional jump move to empty square (with zrf). By M Winther.
- Episcopal Chess. Play this symmetric version of Chess online. By Fergus Duniho.
- Flexible Chess (F-chess). The light pieces are external and can move from any empty first rank square (with zrf). By M Winther.
- GraTiA. Preset for GraTiA, a blend of two historic variants. Author: Greg Strong. Inventor: Charles Gilman.
- Panchimera. 33 pieces a side, includes all the knight augmented pieces. By Graeme C Neatham.
- Dragonet Chess. The Dragonet flies to any square queenwise, captures piece behind landing square (with zrf). By M Winther.
- Alpaca Chess. An Alpaca, worth two pawns, is added to the standard piece context (with zrf). By M Winther.
- Castle Chess. As Fide-chess, but with extended castle: the king may jump three squares (with zrf). 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.
- Pyrrhus Chess. The Pyrrhus moves like a king but paralyzes enemy pieces at queen's distance (with zrf). By M Winther.
- Gorgona Chess. V. R. Parton's Gorgona paralyzes enemy pieces so they can't move (with zrf). By M Winther.
- Marseillais Chess. Move twice per turn. (Recognized!) Author: Fergus Duniho.
- Extra Move Chess. Move twice per turn with Extra Move Chess. By Fergus Duniho.
- Arrangement Chess. Swap king & queen before play begins. With mirrored kings and non-mirrored queens (with zrf). By M Winther.
- Regiment Chess. Black determines king position, white can swap the queen before play begins (with zrf). By M Winther.
- Placement Chess. King and queen are swapped before play begins, generating FRC subset (with zrf). By M Winther.
- Nonary Chess. King or queen are optionally swapped with a bishop before play begins (with zrf). By M Winther.
- Configuration Chess. King and queen swap with other pieces before play begins - enormous variety! (with zrf). By M Winther.
- Chess 25 (Fischer Placement Chess). Swap king and/or queen before play begins. Follows FRC rules (with zrf). By M Winther.
- Shogi. Play the Japanese form of Chess, in which captured pieces can be dropped back as your own. (Recognized!) Author: Fergus Duniho.
- Circular Chess. PBM Preset for Circular Chess. Author: Fergus Duniho. Inventor: Dave Reynolds.
- Seirawan Chess. Play this variant with extra pieces to drop into the game. By M Winther.
- Hiashatar. Mongolian Decimal Chess. By Jose Carrillo.
- Directed Alice Chess III. 3-board Alice. By Joe Joyce.
- Hexajedrez. Variant of Dave McCooey's Hexagonal Chess. By Carlos Cetina.
- Modern drunk elephant shogi. Missing description By Daniil Frolov.
- All pieces of classic chesses. Missing description By Daniil Frolov.
- Third runner. Missing description By Daniil Frolov.
- Mad Elephant Chess. Missing description By Daniil Frolov.
- Advanced wizard chess. Missing description By Daniil Frolov.
- Kozune vs FIDE. Missing description By Daniil Frolov.
- Kozune. Missing description By Daniil Frolov.
- Chess vs checkers. Missing description By Daniil Frolov.
- Chinese court. Missing description By Daniil Frolov.
- Grande Acedrex. Missing description Author: Daniil Frolov.
- Wizard Chess. Missing description Author: Daniil Frolov. Inventor: Paul E. Newton and Andrew P. Newton.
- l. Missing description By Daniil Frolov.
- Battle Room Chess. Win by getting four of your pieces in or around your enemy's gate. By John Smith.
- Glinski's Hexagonal Chess (Symmetric). Missing description By Carlos Cetina.
- Pillage. Featuring the Super Pawn: a powerful short-range piece with promotional capabilities. By Charles Daniel.
- 3D Great Shatranj. a simple approach to 3D chess. By Joe Joyce.
- Extrapawn Chess. Standard chess with one extra pawn per player in the reserve (with zrf). By M Winther.
- Dimachaer Chess. The Dimachaer is a gladiator bifurcation piece that must collide to move (+zrf). By M Winther.
- Essedar Chess. The Essedar is a bifurcation piece that moves by colliding (+zrf). By M Winther.
- Ajax Falcon Chess. Ajax Chess on a 10x8 board with two Ajax Falcon drops. 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.
- Exinox Chess. Missing description By Carlos Cetina.
- 123456 Chess. Missing description Author: Nick Wolff. Inventor: (zzo38) A. Black.
- Loonybird. Pieces on a seven by seven board move differently when they take. Author: John Smith. Inventor: Christian Freeling.
- Big Board Chess. Play Big Board Chess online with Game Courier. Author: Fergus Duniho. Inventor: Alfred Schönfelder.
- Ajax Orthodox Chess. Orthodox Chess with Ajax-Chessmen, and droping Ajax-Ministers. By Jose Carrillo.
- 10 Minute Melee. Missing description Author: Nick Wolff. Inventor: Mason Green.
- Napoleonic Chess. Large chess variant with the `spirit of the Armies of the Napoleonic period'. Author: John Smith. Inventor: Tom Hartley.
- Euchess. Missing description By Carlos Cetina.
- King to Bunker Leap. Play this exciting version of Pre-Chess using new king safety rules. By Charles Daniel.
- 12 Sharp Chess. Missing description Author: Nick Wolff. Inventor: Charles Gilman.
- Gross Chess. Play this 144 square variant online with Game Courier. By Fergus Duniho.
- Hunt Chess. Huntsman Chess and Groundskeeper Chess. Author: John Smith. Inventor: Yu Ren Dong and John Smith.
- Voidrider Chess. A 43 square variant with movable spaces. By Fergus Duniho.
- Universal Chess. http://www.chessvariants.org/index/msdisplay.php?itemid=MSuniversalchess. By Carlos Cetina.
- Transcendental Chess. Play Chess with a randomized setup on Game Courier. Author: Fergus Duniho. Inventor: Max Lawrence.
- Bishop Knight Morph Factor. Missing description Author: Jeremy Gabriel Good. Inventor: Gary K. Gifford.
- Squirrel Chess. Adapted from Squirrels and Camels Chess and reintroducing a unique old piece with zone of influence. By Vitya Makov.
- 007 Chess. 007 Chess involves three move per turn, including one of your opponent's pieces. Author: Jeremy Gabriel Good. Inventor: Edward Jackman.
- Cardinal Chess. Just like the usual Western contemporary, only replacing Mad Queen with Bishop Knight compound. Author: Jeremy Gabriel Good. Inventor: Vitya Makov.
- Shock Troops. System of chess with standard board and pieces, but with new leaping pieces entering during play. By Charles Daniel.
- Hex Dragonal Chess. horizontal hex-rows and 4 defined directions of movement. By Graeme C Neatham.
- Maorider Chess. Missing description By Vitya Makov.
- Carnage. Combines Rococo type gameplay with Chess on a large board with augmented knights and ninja pawn drops. By Charles Daniel.
- Hexagonal Chess with Hexagonalers. Missing description By Jeremy Gabriel Good.
- Crooked Chess. Chess variant with pieces inspired by the Sissa piece. By Jeremy Gabriel Good.
- Naydorian Chess. an hexagonal variant from the fictional realm of Shadowgard. By Graeme C Neatham.
- Nachtmahr. "Study game" with several different types of nightriders. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- Chess with Extended Castle. Standard chess with extended castle rule, effectuating greater opening variance (with zrf). By M Winther.
- Venomous. Play this new large board system of chess with the Sissa, Sorcerer Snake and Ninja pawns. By Charles Daniel.
- Troitzky Chess. Where the mate by two knights is possible. Author: Abdul-Rahman Sibahi. Inventor: Paul Byway.
- Culverin Chess. The Culverin is a cannon that can move like a king but must jump to capture (+zrf). By M Winther.
- Zeppelin Chess. The Zeppelin flies directly to any empty square orthogonally, captures piece before landing square (+zrf). 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.
- Accessory Chess (with Divaricator). Drop chess with external piece. The Divaricator can capture by withdrawing in an oblique angle (+zrf). By M Winther.
- Secutor Chess. The Secutor is a bifurcation piece that must collide and deviate in order to capture (+zrf). By M Winther.
- Oxybeles Chess. The Oxybeles can sling a piece to the farthest square in the movement direction (+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.
- Turret Chess. The Turret catapult can sling any piece above its head, and let it land on an enemy piece (+ 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.
- 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.
- Demi Chess. Weak short range pieces with less symmetry than some more familliar pieces. Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- Hullabaloo. Fusion, fission game with drops, giant conglomerations and two types of activation. By Jeremy Gabriel Good.
- Adjutant Chess. Regular chess with extended castling, and extra corner squares. Makes new strategies possible (+zrf). By M Winther.
- Cavalry Chess. All pieces have additional knight move except knights which get camel + zebra moves. Author: Jeremy Gabriel Good. Inventor: Frank Maus.
- Chess484. Before play, certain pieces are regrouped, creating natural positions. Castling is retained (+ 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.
- Chess400. Piece setup is randomized according to Configuration Chess rules, producing 400 modest, mostly non-mirrored, positions (+ zrf). By M Winther.
- Chess100. Piece positions are modestly randomized according to Arrangement Chess rules, castling is retained (+ 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.
- Chess64. The piece array is moderately randomized according to Relocation Chess rules, castling is retained. By M Winther.
- Relocation Chess. Swap a pair of your own pieces before you begin. With Fischer Random castling rules. By M Winther.
- Little Trio. Missing description Author: Nick Wolff. Inventor: Jared B. McComb.
- Half Courier. Missing description Author: Nick Wolff. Inventor: Charles Gilman.
- Clockwork Orange Chess. Condition your opponent's pieces to be non-violent. By Fergus Duniho.
- Victorian Chess. Play Victorian Chess on Game Courier. Author: Fergus Duniho. Inventor: David Paulowich and John Kipling Lewis.
- 21st Century Chess. Missing description Author: Nick Wolff.
- Wild Kingdom Chess. Missing description By Nick Wolff.
- Azerbaijan Chess. http://zillions-of-games.com/cgi-bin/zilligames/submissions.cgi/73747?do=show;id=1659. By Namik Zade.
- Cube Shogi. Shogi with cube-shaped pieces. By John Smith.
- Modern Makruk. A fusion of Modern Chess and Makruk. By John Smith.
- Wormhole Xiang Qi. A small Xiang Qi variant with two special spaces. By John Smith.
- 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.
- Mad Queen Shogi. Play this new Chess/Shogi hybrid on Game Courier. Author: Fergus Duniho. Inventor: Larry L. Smith.
- Hostage Chess. Play this Chessgi-like game in which no pieces change sides. (Recognized!) Author: Fergus Duniho. Inventor: John Leslie.
- Atlantean Coffee House Shatranj. Grand Shatranj on a Hex board. By Graeme C Neatham.
- Xiang Hex. Play this hexagonal adaptation of Chinese Chess on Game Courier. Author: Fergus Duniho. Inventor: Larry L. Smith.
- ZigZag Madness. Introducing the 2-path bent riders: the ZigZag Bishop and ZigZag Rook. By Charles Daniel.
- TreeLeaders Chess. Preset for Treeleaders Chess (invented by Erez Schatz). Author: Uri Bruck. Inventor: Erez Schatz.
- Large Nahbi Chess. Preset for Large Nahbi Chess. By Uri Bruck.
- Nahbi Chess. Preset for Nahbi Chess. By Uri Bruck.
- Coherent Chess (updated). http://www.chessvariants.org/large.dir/coherent.html. By Carlos Cetina.
- Chessgi. Play this hybrid of Chess and Shogi. Author: Fergus Duniho.
- Crazyhouse. Play this two-player version of Bughouse. (Recognized!) Author: Fergus Duniho.
- Mortal Chessgi. Play this Chessgi variant in which each capture decreases material. By Fergus Duniho.
- Octopus Chess. Featuring the Sorcerer Snake, the Ninja Pawn, the Wazir Knight, the Ferz Knight and the Octopus. By Charles Daniel.
- 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.
- 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.
- Asylum Redux. Featuring dual path Zebra / Camel crooked sliders compounded with Bishop / Rook. By Charles Daniel.
- Super Knights Chess 2. The Archbishop and Chancellor are complimented by a Ferz Knight, a Wazir Knight and Ninja Pawns. By Charles Daniel.
- Chesimals I. This game introduces "Chess Animals", independent groups of chess pieces that act as one large multi-square piece. By Joe Joyce.
- Wreckage!. Introducing the dual mode Flying Guillotine, the Detonator that destroys adjacent pieces, and the advancer / withdrawer Dragon. By Charles Daniel.
- Millennium Chess Preset. This is the preset for Millennium Chess. Author: Rich Hutnik.
- Henry VIII Chess Preset. This is the preset for Henry VIII Chess (unique take on Extinction Chess). Author: Rich Hutnik.
- Simpleton's Chess Preset. This is an even simplier version of Simplified Chess. By Rich Hutnik.
- Near Chess Preset. This is the preset for Near Chess. By Rich Hutnik.
- Ideal Chess. Uses compound pieces to mimic the use of cards. By Graeme C Neatham.
- Holy Grail. Extended chess game with ability to drop a mutating piece and a crown price that changes the winning conditions. By Charles Daniel.
- Stealth Ninja Chess. Features a Drop Zone and diverse pieces such as Ninja Guards, Ninja Warriors, Stealth Gryphon, Anti-Gryphon, and Ninja Pawns. By Charles Daniel.
- Pseudo-Modern Random Chess. Missing description By Jose Carrillo.
- Displacement Chess 2. Chess with flexible castling, reverse symmetry and no opening theory. 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.
- 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.
- Sissa Chess. Missing description By Carlos Cetina.
- Symmetric Sissa. Missing description By Carlos Cetina.
- Cetran Chess 2. Missing description By Carlos Cetina.
- King's Guard Chess. Missing description By Graeme C Neatham.
- Herculean Chess. Large board chess with augmented versions of Bishops, Rooks, Zebras, Knights and pawns. By Charles Daniel.
- Rennaissance Chess II. Missing description By Matthew La Vallee.
- Prime-Ministers Chess. Missing description By Jose Carrillo.
- Prime Ministers Random Chess. Missing description By Jose Carrillo.
- Modern Capablanca Random Chess. Missing description By Jose Carrillo.
- Contemporary Random Chess. Missing description By Jose Carrillo.
- Modern Chess. Play on Game Courier. Author: Jose Carrillo. Inventor: Gabriel Vicente Maura.
- MRC64. Modern Random Chess 64. By Jose Carrillo.
- Modern Random Chess. Missing description By Jose Carrillo.
- Cetina Random Chess. Missing description By Carlos Cetina.
- 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.
- Delta88 Chess. trigonal chess using an hexagonal-lattice board. By Graeme C Neatham.
- Seirawan Chess. Normal rules, except two extra pieces can be introduced: Hawk and Elephant (with zrf). By Stephen R. Stockman.
- Titan Chess. In which, a new class of pieces such as Quad Bomber, Flying Bomber, and Raptor possess a unique fly-over capturing mechanism. By Charles Daniel.
- 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.
- 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.
- Sorcerer Chess. Big board chess featuring the Sorcerer (Zebra compund) and the Conjurer (Camel compound). By Charles Daniel.
- Pawn Eaters. Win by capturing 8 pawns. Uses Shamanic Rooks, Pawn Eaters, Old Y Mover Elephants, and traditional Knights. By Gary K. Gifford.
- Burmese Chess. Sittuyin preset uses a mix of equivalent pieces from Alfaerie Set. 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.
- 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.
- Prison Break. Checkmate the enemy king or break out of prison with your king! By Charles Daniel.
- Ninjutsu (Claustrophobia 2). Win by invading palace or checkmate; new leaping pieces promote to gain more power. 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. By Charles Daniel.
- 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.
- Little River Chess. 46 Cell game with Chinese Chess influence. Kings confined to palaces. By Gary K. Gifford.
- Battery Chess. Battery Chess on the Game Courier. By Abdul-Rahman Sibahi.
- Quake Chess. Quake Chess on the Game Courier. By Abdul-Rahman Sibahi.
- Twilit. Knight Ferzes, Knight Wazirs and their complements, in the form of Fye'tins and Templars. By Jeremy Gabriel Good.
- Coherent Chess. Coherent Chess on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Carlos Cetina.
- Twin Knights. Pairs of Knight-Ferzes, Knights and Knight-wazirs on small board with holes in it. By Jeremy Gabriel Good.
- Tonight. Superstrength double moving knight pieces and king that can create squares for itself to move in limited area. By Jeremy Gabriel Good.
- Disintegration Chess. Pre-set for the game of disintegrating kings, rooks, fye'tins, and pawns. By Gary K. Gifford.
- Flying Bombers Chess. This dual-range flying and jumping piece adds a new dimension to chess. Standard and large board presets. By Charles Daniel.
- Hour Glass Chess. Small variant with simple pieces and hour glass shape. By Jeremy Gabriel Good.
- Falcon King Chess. A shortrange variant on an 8x8 board featuring a pair of royal Falcons. By Joe Joyce.
- Texarkana. Colorbound pieces have non-capturing, square-creating wazir move which they can use to switch to an alternate universe. By Jeremy Gabriel Good.
- Latrunculi duo milia et septum. Chess with rook/ferz & bishop/wazir substitutes for rooks and bishops. By Gary K. Gifford.
- Corral Chess.. Force the opponent to the center in this 45/46 Cell Contest entry. By Doug Chatham.
- Falcon Hexagonal Chess. The Hex Falcon on the Game Courier. By Abdul-Rahman Sibahi.
- Koksal Karakus' En Passant Chess -. All pieces have the en passant option. Koksal Karakus version. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Active King Chess. Each turn, one must move one's king in addition to moving other pieces. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Ladder Chess. Non-competing 40 Square contest entry with scaling board. Author: Jeremy Gabriel Good. Inventor: Sergey Sirotkin.
- Chessence of Jim Winslow. Movement is dictated by relation to friendly pieces. Author: Jeremy Gabriel Good. Inventor: Jim Winslow.
- Tango Chess. Using triangulators that move as bishops and different types of pawns that can be repositioned by side spacious wazirs. By Jeremy Gabriel Good.
- Giant Chess 2. Giant Chess but with the addition of giant Ferzes and 8 Leos. By Jeremy Gabriel Good.
- 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.
- Asylum Chess. Fire-through rooks, mad leaping (camel-move) bishops and double-capture insane ninja knights with lion-like powers. By Charles Daniel.
- Mamra Chess with Wuss. Variant combining very strong Mamra piece with weakening Wuss piece. By Jeremy Gabriel Good.
- Thronschach. Immobilizer, knight-wazir, bishop-ferz, cardinal and two ways of winning, one by occupying "throne". Author: Jeremy Gabriel Good. Inventor: Glenn Overby II.
- Complete Permutation Chess. Carrera pieces given additional falcon movement ability are added to wide 8 row board. Author: Jeremy Gabriel Good. Inventor: George William Duke and Peter Aronson.
- Querquisite Chess. The Whimsical Querquisite on the Game Courier. By Abdul-Rahman Sibahi.
- The Pit. A pit over which only one of the pieces may jump. Author: Jeremy Gabriel Good. Inventor: Daniel Roth.
- Tree Garden Chess. Zebras, camels, cardinals, marshalls negotiate around a central lacuna. Author: Jeremy Gabriel Good. Inventor: William Overington.
- Hammer Chess. FIDE but with gnus instead of knights, cardinals instead of bishops and enhanced pawns. Author: Jeremy Gabriel Good. Inventor: Jim Aikin.
- Super Knights Grand Chess. Two Chancellors, One Archbishop, no knights and Amazon among Bishops, Rooks... Author: Jeremy Gabriel Good. Inventor: Charles Daniel.
- Air Attack Chess. Missing description By Stephen R. Stockman.
- 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.
- 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.
- Unicorn Chess. Unicorn Chess with one queen, two cardinalriders and two marshalls. Author: Jeremy Gabriel Good. Inventor: David Paulowich.
- Chess on a Really Big Board. Game that introduced rose and knight-camel-zebra... Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- Quintessential Chess. Game introducing Quintessential knight and Leeloo (Quintessential Queen). Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- 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.
- Corridor Chess. FIDE but subtracting rook pawns and setting pieces up in house in middle. Author: Jeremy Gabriel Good. Inventor: Tony Paletta.
- Prisoner's Escape. Object is to un-check your opponent; winner of first prize in 44 squares design contest. Author: Jeremy Gabriel Good. Inventor: Peter Aronson.
- Bank Chess. Regular Chess only Drops come from Pocketings. Author: Jeremy Gabriel Good. Inventor: Karl Scherer.
- Half Chess Pawnless. "If Chess is wine, Half Chess is brandy. ". Author: Jeremy Gabriel Good. Inventor: John Groeneman.
- Cannons and Crabs. Small board, cannons (alibaba-guards) and some centralized crabs (sergeant pawns) - promotion only to cardinal or marshall... Author: Jeremy Gabriel Good. Inventor: David Short.
- Capablanca Shatranj. Where Cardinal and Marshall are replaced by their moderate short range leaper counterparts. Author: Jeremy Gabriel Good. Inventor: Christine Bagley-Jones.
- Energizer Chess. Chess on a normal board with an Archbishop and a Chancellor added. By Abdul-Rahman Sibahi.
- Falcon Chess RNFB. Falcon Chess with the formation Rook, Knight, Falcon, Bishop. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Multimove FIDE Chess. Each turn utilizes a number of points that get applied to movement. Author: Jeremy Gabriel Good. Inventor: David Howe.
- Falcon Chess Variants - Several. Some Different Setups with Falcon pieces, including with Capablanca pieces and Airplanes. Author: Jeremy Gabriel Good. Inventor: Abdul-Rahman Sibahi and Peter Aronson.
- Swedish Hopper Chess. Features the Swedish Hopper. By Abdul-Rahman Sibahi.
- 4 Armies. Four traditional armies with cardinals face off on the corners. Author: Jeremy Gabriel Good. Inventor: Patrick Riley.
- Falcon Chess RFNB. Falcon Chess with a new setup. By Abdul-Rahman Sibahi.
- Amazon Chess. Well known old variant with amazons instead of Queens in FIDE Chess. Author: Jeremy Gabriel Good.
- Passed Pawns Chess. Passed Pawns Chess on 8 x 8 and 10 x 10 Boards. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Leapers Creeepers. Featuring compound long leapers of giraffes, zebras and camels. Author: Jeremy Gabriel Good. Inventor: Christine Bagley-Jones.
- Falcon Chess: Passed Pawns, Scorpion and Dragon. Various passed pawns variants, and variants introducing scorpion and dragon. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Time Travel Chessgi. One can travel backwards or forwards in time, bringing along all one's possessions. By Jeremy Gabriel Good.
- New Renniassance Chess. Faster Game with new pieces... Author: Jeremy Gabriel Good. Inventor: Eric V. Greenwood.
- Courier Chess - Modified. Fourth and Fifth Courier Chess variant modifications.... Author: Jeremy Gabriel Good. Inventor: Eric V. Greenwood.
- Turkish Chess. The small version of Giant Chess. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- 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.
- Chess with Extra Bishops. FIDE Chess with Extra Pair of Bishops that Start from Same Square. By Jeremy Gabriel Good.
- FIDE Chess Kamil. FIDE Chess but with extra pawns, extra bishops and a store of superpowerful pieces waiting to replace the regular ones. By Jeremy Gabriel Good.
- Congo. Demian Freeling's Congo on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Demian Freeling.
- FIDE Chess with Extra Pieces. FIDE Chess but with substitute pieces. By Jeremy Gabriel Good.
- Save the Standard. Missing description By Graeme C Neatham.
- Shafran's Hexagonal Chess. I G Shafran's Game on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Isaak Grigorevich Shafran.
- Chess With Wizards. Chess with Wizards on the Game Courier. By Abdul-Rahman Sibahi.
- Crazy 38's. Ben Good's Crazy 38's on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Ben Good.
- Arabian Nights Chess. Paul Newton's game on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Paul E. Newton and Timothy R. Newton.
- Kings. Kings on the Game Courier. By Abdul-Rahman Sibahi.
- Airplane Chess. R. W. Schmittberger's Airplane Chess on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: R. Wayne Schmittberger.
- ExCoCo Chess. Missing description By Graeme C Neatham.
- Tandem-84. Jim Aikin's Tandem-84 on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Jim Aikin.
- Queen of the Night Chess. An over powered game on the Standard Board. By Abdul-Rahman Sibahi.
- CDA: Demi-Rifle Army. Missing description Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- Rose Chess XII. With Nightriders, (Half-)Roses, Spotted Gryphons and War Machines. By David Paulowich.
- Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. By David Paulowich.
- Paulovits's Game. Istv. By Abdul-Rahman Sibahi.
- Dragonfly. Christian Freeling's 7x7 Chessgi type variant. No Queens. Pawns don't drop. Author: Gary K. Gifford. Inventor: Christian Freeling.
- Desert Pub Chess. A game with Desert Ferz and Desert Wazirs which make muliple captures by jumping. By Gary K. Gifford.
- Midgard Chess. Midgard Chess has two unusual shortrange pieces, the War Elephant and the War Machine. By David Paulowich.
- Gryphon Aanca Chess. Large variant with Gryphons, Aancas, and a few other not-so-common pieces. By Gary K. Gifford.
- Swedish Cannon Chess. Mats Winther's new piece and game on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Mats Winther.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are on a large board. By David Paulowich.
- Battle Line. A military-style variant with 48 pieces per side. By Joe Joyce.
- 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.
- Dada. The colorbound chess variant. By Abdul-Rahman Sibahi.
- zephyr chess. quinquereme chess with squirrels, airplanes, and renn cavaliers! By Andy Maxson.
- Separate. FIDE Chess but with Queens starting trapped behind enemy lines. Author: Jeremy Gabriel Good. Inventor: Brian Wong and Adrian Alvarez de la Campa.
- Pawnless vs. Pawnful FIDE. Which side do you think will win? The one with the queen or the one with the pawns? By Jeremy Gabriel Good.
- Samarcanda. Zebras, Camels, Crooked Bishops, Squirrels and the FIDE Army populate this exciting game. Author: Jeremy Gabriel Good. Inventor: Nuno Cruz.
- Nightrider Armies. Nightriders replace rooks and nightrider compounds replace rook compounds in four variants. By Jeremy Gabriel Good.
- Cataclysm. Large board variant with exciting, strategical play, and many powerful short-range pieces. By Greg Strong.
- Spartan Chess 28. Small board game created as simple diversion by brilliant hexagonal chess inventor Graeme C. Neatham. Author: Jeremy Gabriel Good. Inventor: Graeme C Neatham.
- CGNP chess. A game with Knightly Pawns. By Abdul-Rahman Sibahi.
- Building chess. Add a square after every move. Author: Abdul-Rahman Sibahi. Inventor: Abdul-Rahman Sibahi and Sergey Sirotkin.
- Diamond Chess. Chess on a Diamond board. By Abdul-Rahman Sibahi.
- 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.
- Grand Combination Courier. Game with Compounds of Elemental (Atomic) FIDE Pieces Plus Camel, with Mostly Logical Promotions. By Jeremy Gabriel Good.
- Courier de los Combinados. Variant with the most Basic Combinations of Knight, Camel, FIDE pieces, with ferzes, wazirs and guards. Author: Jeremy Gabriel Good. Inventor: Charles Gilman.
- CDA: Meticulous Mashers. ...every piece very nearly matches the corresponding piece from FIDE-chess, both in value and in general characteristics. - RB. Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- FIDE Frolic. FIDE chess, but with each piece able to leap. By Jeremy Gabriel Good.
- Rose Chess. Grand Chess with Roses substituted for knights, Rose-Bishop for Cardinal, Rose-Rook for Marshall. Author: Jeremy Gabriel Good. Inventor: Abdul-Rahman Sibahi.
- New Age Chess. CDA variant substitutes Pushme-Pullyu as queen, and army with crabrooks, charging knights and waffles. Author: Jeremy Gabriel Good. Inventor: Andy Maxson.
- Actualized Potential Chess. Pieces exist where they are but also all along their routes or points of attack. By Jeremy Gabriel Good.
- Mideast Chess. Cavalier (as Aanca-Gryphon) with Courtier (as zebras), castles (squirrels) and chevaliers (camels) with FIDE pieces. Author: Jeremy Gabriel Good. Inventor: John Mantle Green.
- Chigorin Chess. Knights and Chancellor vs. Bishops and Queen. Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- goChess. goChess. By Joe Joyce.
- CDA: Spacious Cannoneers. Spacious pieces combine with Vao and Pao pieces for Betzan Chess with Different Armies Variant. Author: Jeremy Gabriel Good. Inventor: Ralph Betza.
- CDA Variant: Fighting Fizzies. Missing description Author: Jeremy Gabriel Good. Inventor: Peter Aronson.
- Meteoric Chess. A sober but lively drop chess variant with standard pieces (zrf available). By M Winther.
- Seeping Switchers - A Chess with Different Armies Variant. Chess with Different Armies variant with Panda, knight wazir, slip queen and a lame bent rider unicorn. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- CDA: Pizza Kings. Experimental CDA army, submitted half in jest, with pieces whose movement imitates their shape. Author: Jeremy Gabriel Good. Inventor: John Lawson.
- Chess on Two Boards. Chess on Two Boards. By Joe Joyce.
- Squirrels and Camels Chess. Squirrels camels and renn cavaliers along with FIDE pieces and guards on this 10 x 10 board. Author: Jeremy Gabriel Good. Inventor: Eric V. Greenwood.
- Amoeba. Jim Aikin's Amoeba on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Jim Aikin.
- SpaceWar. SpaceWar. By Joe Joyce.
- 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.
- Shogi-of-Chesstonia. 9 x 12 Shogi Variant that includes a Queen and some Modern Shatranj Pieces. By Gary K. Gifford.
- Mini Hexchess. McCooey's Hexagonal Chess on smaller board. Author: Abdul-Rahman Sibahi. Inventor: Dave McCooey.
- SHORANJI. 9 x 10 variant of Six Fortresses Short Range which allows pawns to have an initial 2-step move. By Gary K. Gifford.
- SHORANJI Maximus. 9 x 12 variant of Six Fortresses Short Range. 2-Step pawn initial move option. By Gary K. Gifford.
- Connected Chess. Pieces are removed when they are no longer adjacent to any other piece. By Dan Troyka.
- Andernach. The capturing piece changes colors. Author: Jeremy Gabriel Good. Inventor: Stefanos Pantazis.
- Tiling Rider Chess. This game was inspired by tiles seen in many bathrooms and sidewalks. By Jeremy Gabriel Good.
- Hubbub. Preset for Hubbub, a short-range version of Brouhaha. By Greg Strong.
- Barbershop Quartet. Toroidal Variant with Dual Direction Bishops. By Jeremy Gabriel Good.
- HyperModern Shatranj. Missing description By Joe Joyce.
- Walkers and Jumpers. Joe Joyce's multidimensional game on the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Joe Joyce.
- Fool's Hexagonal Chess Courier Preset. Missing description By Graeme C Neatham.
- Philosopher's Chess. The Philosopher's Chess in the Game Courier. Author: Abdul-Rahman Sibahi. Inventor: Darren Izzard.
- Sosarian Chess. 12x8 Game with Capablanca-type pieces plus two lions. By Greg Strong.
- Six Fortresses Short Range. A variation of Six Fortresses using short-ranged pieces. By Gary K. Gifford.
- 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.
- A9 HexaChess Courier Preset. Missing description By Graeme C Neatham.
- Juxtaposition Chess. Normal moves, plus pawns switch places with stones; pieces switch places with flags. By Gary K. Gifford.
- Gala. Historical German variant from the Middle Ages. Author: Tony Quintanilla.
- Hex Dabbaba Qi. A Wellisch-style hex interpretation of Xiang Qi, indluenced by Toccata. Author: Abdul-Rahman Sibahi. Inventor: Charles Gilman.
- 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.
- Fighting Kings. Fighting Kings cannot be checked or checkmated; but a Royal Pawn can. By Gary K. Gifford.
- Dynamo Chess. Preset for Dynamo Chess. Author: Adrian Alvarez de la Campa. Inventor: Hans Kluever.
- Racing Kings. Missing description By Abdul-Rahman Sibahi.
- Smaller Alice Chess. Missing description Author: Abdul-Rahman Sibahi. Inventor: Vernon Rylands Parton.
- Modern Courier Chess. Missing description Author: Abdul-Rahman Sibahi. Inventor: Paul Byway.
- King's Reincarnation. Captured Kings return to the board, but at a price. By Gary K. Gifford.
- 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.
- Deluxe Chess. http://hometown.aol.com/taurusgaming/index.html. By Stephen R. Stockman.
- Roswell Chess. Preset for alien game with abstract pieces that operate in unusual ways. Author: Jeremy Gabriel Good. Inventor: Gary K. Gifford.
- Six Fortresses. Capture Fortress to releases free pieces to drop. Imposter Kings will complicate checkmates. By Gary K. Gifford.