Query Results for
SELECT * FROM `Item` LEFT JOIN `IndexEntry` USING (ItemID) WHERE `Type` = 'PBM' AND `IsHidden` = 0 AND `Item`.`IsDeleted` = 0 AND `Language` = 'English' ORDER BY `AvgRating` DESC, `Item`.`Summary` DESC LIMIT 500 OFFSET 0
The search is limited to 500 items at a time. There are links at the bottom of the page to either continue or narrow down your search.
- Zone X. Chess with a special central Zone, a new piece, and new moves. Inventor: Roberto Lavieri.
- ZigZag Madness. Introducing the 2-path bent riders: the ZigZag Bishop and ZigZag Rook. By Charles Daniel.
- Zeppelin Chess. The Zeppelin flies directly to any empty square orthogonally, captures piece before landing square (+zrf). By M Winther.
- zephyr chess. quinquereme chess with squirrels, airplanes, and renn cavaliers! By Andy Maxson.
- Zanzibar-XL. Beyond Metamachy. 80 pieces of 19 different types, with historical lineage. By Jean-Louis Cazaux.
- Zanzibar-S. A large CV with 72 pieces of 17 different types. Bigger than Metamachy. By Jean-Louis Cazaux.
- Yapsan's Spherical Chess. Play this early adaptation of Chess to a spherical board on Game Courier. Inventor: Peter Yapsan.
- Yangsi. A very playable chess variant with 12 different pieces on a 10x10 board. By A. M. DeWitt.
- Yáng Qí. Westernized adaptation of Chinese Chess. By Fergus Duniho.
- Xorix Shogi. Automated, rule-enforcing preset for playing Xorix Shogi on Game Courier. Inventor: (zzo38) A. Black.
- Xiang Hex. Play this hexagonal adaptation of Chinese Chess on Game Courier. Inventor: Larry L. Smith.
- Xhess. Decimal variant with Nightriders and Cannons. Inventor: David Howe.
- Xhatranj. Contemporary shatranj with more advanced pieces including interesting hook movers. Inventor: David Howe and Christine Bagley-Jones.
- X Chess. Hourglass shaped board with piece density of nearly 50%, and diagonal pieces. By Jeremy Gabriel Good.
- Wuss. Introducing the weakening Wuss piece, which must move when attacked but can not capture. Inventor: Dan Troyka.
- Wreckage!. Introducing the dual mode Flying Guillotine, the Detonator that destroys adjacent pieces, and the advancer / withdrawer Dragon. By Charles Daniel.
- Wormhole Xiang Qi. A small Xiang Qi variant with two special spaces. By John Smith.
- Wormhole Chess. When a piece leaves a square, it `folds' together. By Fergus Duniho.
- Wizard's War. Play this game with piece-creating Wizards and a board divided into arena and enchanted sections! Inventor: Michael Nelson.
- Wizard Chess. Missing description Inventor: Paul E. Newton and Andrew P. Newton.
- Wives and Guards. FIDE setup with additional pieces to offset white's first move advantage - two ferzes + two wazirs against two guards. Inventor: Eric V. Greenwood.
- Wildeurasian Qi. Variant on 10 by 10 board combining ideas of several existing variants. Inventor: Charles Gilman.
- Wildebeest Chess. Stars the Wildebeest which moves as knight or camel. Inventor: R. Wayne Schmittberger.
- 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.
- Wild Tamerlane Chess. Game Courier Preset to play Wild Tamerlane Chess, a fury on 11x11 board. (11x11, Cells: 121) By Jean-Louis Cazaux.
- 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 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 Kingdom Chess. Missing description By Nick Wolff.
- Wild Kingdom. Battle for jungle dominance with your own army of animals, each with special abilities. By Nick Wolff.
- 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.
- Wide SOHO Chess. Chess on a 12x10 board with Archbishops, Marshalls, Champions, FADs, Wizards & Cannons. By Kevin Pacey.
- Wide Nightrider Chess. Chess on a 12x10 board with Nightriders, Champions and fast castling rules. 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.
- Warp Point Chess. Play this game! Knights are replaced by Warp Points that other pieces can move between. By Jason Shields.
- Warlord: Lakes. Missing description By Joe Joyce.
- Warlord: Clash of Arms. Missing description By Joe Joyce.
- Warlord: Civil War. Missing description By Joe Joyce.
- Warlord: Battle Line. Missing description By Joe Joyce.
- Warlord. Missing description By Joe Joyce.
- The War of World`s Warriors Chess. Logical continuation of Clash of Civilizations Chess, optimizes piece density within limits of 50% +/- 2. By Namik Zade.
- Walkers and Jumpers. Joe Joyce's multidimensional game on the Game Courier. Inventor: Joe Joyce.
- Waffle Chess. Chess on a 10x8 board with waffles added. By Kevin Pacey.
- WAD Chess. Chess on a 10x8 board with WADs (Champions) added. (10x8, Cells: 80) By Kevin Pacey.
- Vortex Chess. Similar to Warp Point Chess only with "portals" that are more dynamic and split between the two players... Inventor: Robert LeRoy.
- Voidrider Chess. A 43 square variant with movable spaces. By Fergus Duniho.
- Viking Chess. Play Viking Chess online with Game Courier. Inventor: Tomas Forsman.
- Victorian Chess. Play Victorian Chess on Game Courier. Inventor: David Paulowich and John Kipling Lewis.
- Very Heavy Chess. Play Very Heavy Chess on Game Courier. Inventor: Jean-Louis Cazaux.
- Venomous. Play this new large board system of chess with the Sissa, Sorcerer Snake and Ninja pawns. By Charles Daniel.
- Vegas Fun Chess. Play Chess with a pair of Chess dice. Inventor: George Koltanowski.
- Vanguard Chess. Game Courier preset for Vanguard Chess. (16x16, Cells: 256) By Bob Greenwade.
- Valiant Chess. Knight pawns at the fifth rank have an additional jump move to empty square (with zrf). By M Winther.
- Universal Chess. http://www.chessvariants.org/index/msdisplay.php?itemid=MSuniversalchess. By Carlos Cetina.
- Univers Chess. Play this Carrera's Chess variant with no unprotected Pawns on Game Courier. By Fergus Duniho.
- Unicorn Great Chess. Enjoyable game: Great Chess pawn structure encloses two half-ducks - "lions" - with exciting bishop-nightrider - "unicorn.". Inventor: David Paulowich.
- Unicorn Chess. Unicorn Chess with one queen, two cardinalriders and two marshalls. Inventor: David Paulowich.
- Undecided Chess. Undecided Pawns change into orthodox pieces by moving like them. By Adrian Alvarez de la Campa.
- Ultima. Game where each type of piece has a different capturing ability. (Recognized!) Inventor: Robert Abbott.
- U-Chess. Play Unambiguous Three-Symbol Chess online.
- Two Pipe Chess. Play this game from the 41-square contest on the PBM system! By Doug Chatham.
- Twinmove Chess (uncompelled). Double move variant where a pawn can, optionally, be moved first. By M Winther.
- Twinmove-Chess (compulsory). Double move variant where a pawn must be moved first. (This is like a pistol held to your head.). By M Winther.
- Twin Knights. Pairs of Knight-Ferzes, Knights and Knight-wazirs on small board with holes in it. By Jeremy Gabriel Good.
- Twilit. Knight Ferzes, Knight Wazirs and their complements, in the form of Fye'tins and Templars. By Jeremy Gabriel Good.
- Tutti-Frutti Chess. With bishop-knight, knight-rook, queen-knight and the usual pieces on an 8 by 8 board. Inventor: Ralph Betza and Philip M. Cohen.
- Turret Chess. The Turret catapult can sling any piece above its head, and let it land on an enemy piece (+ zrf). By M Winther.
- Turkish Great Chess, variation VI. Large variant adding an Archbishop and a General (Amazon). Inventor: Savio Cagliostro.
- Turkish Great Chess, variation V. Large variant with three new pieces.
- Turkish Great Chess, variation IV. Play this variation of Great Chess by e-mail!
- Turkish Great Chess, variation III. John Gollon's third out of six variations on Great Chess.
- Turkish Great Chess, variation II. Gollon's large historical variant.
- Turkish Chess. The small version of Giant Chess. Inventor: Köksal Karakus.
- Trophy-Hunt Chess. Squirrels and Elephants instead of Kings, Queens and Bishops.
- Troitzky Chess. Where the mate by two knights is possible. Inventor: Paul Byway.
- Triumvirate Chess. Uses three Knights. The last remaining opposing Knight must be checkmated as the King.
- Tripunch Chess. Superpowerful composite pieces play on the FIDE board. Inventor: Ralph Betza.
- TreeLeaders Chess. Preset for Treeleaders Chess (invented by Erez Schatz). Inventor: Erez Schatz.
- Tree Garden Chess. Zebras, camels, cardinals, marshalls negotiate around a central lacuna. Inventor: William Overington.
- The Travelers. Unorthodox game, very different from Western Chess: A very complex and deep game of apparent simplicity. By Roberto Lavieri.
- Transmitter Chess. Drone pieces have no movement until activated by Transmitters. By Gary K. Gifford.
- Transcendental Chess. Play Chess with a randomized setup on Game Courier. Inventor: Max Lawrence.
- Towers Chess. Play Towers Chess on Game Courier. Inventor: Alex Wood.
- Toulousain Chess. Jean-Louis Cazaux's 12 x 12 chess variant dedicated to his town of Toulouse. Inventor: Jean-Louis Cazaux.
- Torus Standard. Uses the ordinary FIDE pieces on 8 x 8 board but configured in such a way as to permit the board to be toroidal! Inventor: Karl Fischer.
- Torus Chess. Besiege Chess re-visualized, specifically as Torus Chess. Inventor: Köksal Karakus.
- Tonight. Superstrength double moving knight pieces and king that can create squares for itself to move in limited area. By Jeremy Gabriel Good.
- The Toddler. Large variant with powerful pieces and an intricate net of protections. Inventor: Jean-Yves Boulay.
- Toccata. A hexagonal variant inspired of Maxima. Inventor: Roberto Lavieri.
- 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.
- 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.
- 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.
- Time Travel Chessgi. One can travel backwards or forwards in time, bringing along all one's possessions. By Jeremy Gabriel Good.
- Time Travel Chess. Play Time Travel Chess on the Game Courier! Inventor: Gary K. Gifford.
- Tim's 3D Chess. On a 5x5x5 board with two kings per player. Inventor: Tim O'Lena.
- Tiling Rider Chess. This game was inspired by tiles seen in many bathrooms and sidewalks. By Jeremy Gabriel Good.
- Tiled Squares Chess. Play this game, where you drop tiles to create the board as you play! By Tony Quintanilla.
- Tigrey. Combination of Expanded Chess and Tiger Chess. (12x12, Cells: 144) By Daniel Zacharias.
- Thunder Chess. Play this hybrid of Fusion, Assimilation, and Metamorph Chess. By Fergus Duniho.
- Thronschach. Immobilizer, knight-wazir, bishop-ferz, cardinal and two ways of winning, one by occupying "throne". Inventor: Glenn Overby II.
- Throne Chess. Same game as chess, except playing K to K8 wins by Thronemate, too. By Kevin Pacey.
- Three Elephants Chess. War Towers destroy 3 spaces at a time - Protect your elephants while capturing your opponent's! Inventor: Gary K. Gifford.
- Threatened Pawn Chess. Pawns start in threatened positions. Inventor: Sydney Schultz.
- Threat Chess, Attackers Chess and Victims Chess. Missing description By Jeremy Gabriel Good.
- Third runner. Missing description By Daniil Frolov.
- The Secret Invisible Pass Chess. Missing description By Namik Zade.
- Texarkana. Colorbound pieces have non-capturing, square-creating wazir move which they can use to switch to an alternate universe. By Jeremy Gabriel Good.
- TessChess. 4D chess featuring symmetrically-moving pieces. By Ben M Reiniger.
- Teramachy. Teramachy is the child of Metamachy with 12 rows and Terachess with 16 columns. By Jean-Louis Cazaux.
- 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.
- Tepuy. Play Tepuy, a territorial game, with unique setup, movement and capturing! Inventor: Roberto Lavieri.
- Tenjiku Shogi. Four hundred year old, large, historical variant of Shogi.
- TenCubed Chess. Play TenCubed Chess on Game Courier. (10x10, Cells: 100) Inventor: David Paulowich.
- Templar Chess. Play Templar Chess on Game Courier. Inventor: Adrian Alvarez de la Campa.
- 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.
- Tandem-84. Jim Aikin's Tandem-84 on the Game Courier. Inventor: Jim Aikin.
- TamerSpiel. Modern large chess variant with elements of historic chess variants. Inventor: Eric V. Greenwood.
- Tamerlane II. Cazaux's modern take on Tamerlane Chess. Inventor: Jean-Louis Cazaux.
- Tamerlane Chess. Chess game said to have been favored, perhaps even invented, by ruler Timur the Lame in the 14th c.
- A Tale of Two Countries. This is a small diceless wargame. By Joe Joyce.
- Takeover Chess Play-By-Mail game. Examine this game played in the Invent and Play contest! Drawn. Inventor: Tony Quintanilla.
- Take Over Chess. Jump across pieces to take them over from your opponent. Inventor: Tony Quintanilla.
- Symmetron! 44. Most pieces move orthogonally or diagonally according to situation. Inventor: Antoine Fourrière and Roberto Lavieri.
- Symmetron! 112. Large version of Symmetron!, with a third modifier. Inventor: Antoine Fourrière and Roberto Lavieri.
- Symmetric Sissa. Missing description By Carlos Cetina.
- Symmetric Chess. Play chess with a couple of queens flanking the king. By Carlos Cetina.
- Symchess. 10 x 10 setup with Capablanca-esque pieces and camels or fils. By Namik Zade.
- Switching Chess. In addition to normal moves, switch with an adjacent friendly piece. By Tony Quintanilla.
- Swedish Hopper Chess. Features the Swedish Hopper. By Abdul-Rahman Sibahi.
- Swedish Chess. Drop chess with regular pieces. Pieces dropped can relocate friendly pawns. By M Winther.
- Swedish Cannon Chess. Mats Winther's new piece and game on the Game Courier. Inventor: Mats Winther.
- Suzumu Shogi. 16x16 variant based on Tenjiku Shogi. (16x16, Cells: 256) By A. M. DeWitt.
- Super Maharadscha. The Maharaja in Maharaja and the Sepoys is thought to be inferior: What if you added the camel move? Inventor: Namik Zade.
- Super Knights Grand Chess. Two Chancellors, One Archbishop, no knights and Amazon among Bishops, Rooks... Inventor: 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.
- Summoner's Chess. Pieces are created and improved through the use of cards. By Michael Schmahl.
- Suffocation Chess. FIDE setup with new capture. Inventor: Tarun Moni.
- Stuck in the Middle with You. 3 Different Boards and 3 Different Armies! By Jeremy Gabriel Good.
- Storm the Ivory Tower. Play this Smess adaptation of Chinese Chess by email. By Fergus Duniho.
- Stones and Relays. Pieces get to re-originate from neutral relay squares they attack. Inventor: Jim Aikin.
- 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.
- Star Pool Chess. Large variant of Makruk, with a center non-square that acts as a bridge. By Peter Aronson and Tony Quintanilla.
- SSShess. Attempt at optimal setup with the most popular in the West and in the East chess pieces with the optimum piece density. By Namik Zade.
- Squirrels and Camels Chess. Squirrels camels and renn cavaliers along with FIDE pieces and guards on this 10 x 10 board. Inventor: Eric V. Greenwood.
- Squirrel Chess. Adapted from Squirrels and Camels Chess and reintroducing a unique old piece with zone of influence. By Vitya Makov.
- Split Phase Tri-Plane. 3 Boards. Captured pieces split for use on other boards occupied only by kings. By Gary K. Gifford.
- Spartan Chess 28. Small board game created as simple diversion by brilliant hexagonal chess inventor Graeme C. Neatham. Inventor: Graeme C Neatham.
- Spartan Chess. The spartan army with 2 Kings and novel pieces fights against the persians (standard chess army). By Nick Wolff.
- Spacious Torus Chess. Toroidal 8 x 8 using "spacious" FIDE pieces which require the next square beyond to be empty to either move or capture. Inventor: Jianying Ji.
- Spacious Cannoneers vs Betza's classic armies. Several presets featuring Spacious Cannoneers vs Colorbound Clobberers, Nutty Knights and Remarkable Rookies. By Carlos Cetina.
- SpaceWarp44 Chess. 44 square board has warp squares that allow a teleport to another warpsquare. By Jeff Rients.
- SpaceWar. SpaceWar. By Joe Joyce.
- Sosarian Chess. 12x8 Game with Capablanca-type pieces plus two lions. By Greg Strong.
- Sorcerer Chess. Big board chess featuring the Sorcerer (Zebra compund) and the Conjurer (Camel compound). By Charles Daniel.
- SOHO Chess. Chess on a 10x10 board with Champions, FADs, Wizards & Cannons. By Kevin Pacey.
- Smess. Play this old Parker Brothers game in which arrows direct movement. (Recognized!) Inventor: Reuben Klamer.
- Smaller Alice Chess. Missing description Inventor: Vernon Rylands Parton.
- Slide Chess. Variant on 44 squares with moving cages. Inventor: João Pedro Neto.
- Sky. Brilliant original game by Christine Bagley-Jones. Pieces promote through a succession of odd leapers eventually to a rooks. Inventor: Christine Bagley-Jones.
- Skica. 10x10 with Ski pieces and Camels. (10x10, Cells: 100) By Daniel Zacharias.
- Six Fortresses Short Range. A variation of Six Fortresses using short-ranged pieces. By Gary K. Gifford.
- Six Fortresses. Capture Fortress to releases free pieces to drop. Imposter Kings will complicate checkmates. By Gary K. Gifford.
- Sissa Chess. Missing description By Carlos Cetina.
- Simpleton's Chess Preset. This is an even simplier version of Simplified Chess. By Rich Hutnik.
- Shosu Shogi. 10x10 Shogi variant with Queens and more powerful promoted pieces. By A. M. DeWitt.
- SHORANJI Maximus. 9 x 12 variant of Six Fortresses Short Range. 2-Step pawn initial move option. By Gary K. Gifford.
- SHORANJI. 9 x 10 variant of Six Fortresses Short Range which allows pawns to have an initial 2-step move. By Gary K. Gifford.
- Shogi-of-Chesstonia. 9 x 12 Shogi Variant that includes a Queen and some Modern Shatranj Pieces. By Gary K. Gifford.
- Shogi with Impassable Kings. A modest fix to Shogi that makes impasses impossible. By Fergus Duniho.
- Shogi. Play the Japanese form of Chess, in which captured pieces can be dropped back as your own. (Recognized!)
- Shock Troops. System of chess with standard board and pieces, but with new leaping pieces entering during play. By Charles Daniel.
- Shatranjian Shogi. Ferz and wazir, dabbaba and elephant offset each other in this new Shatranj drop game. Inventor: Gary K. Gifford.
- Shatranjian Dragon Shogi. Shatranjian Shogi with pawn promotes to Dragons and capture revert to pawns. By Gary K. Gifford.
- Shatranji. Chessgi with Shatranj pieces. By Fergus Duniho.
- Shatranj of Troy. A Shatranj variant with Shogi-like drops, a Trojan Horse (with 6 pieces inside). By Gary K. Gifford.
- 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. Inventor: David Paulowich.
- Shatranj Kamil. Shatranj Kamil or "Perfect Chess" a historical variant combining alfils, camels rooks and ferz.
- Shatranj Darwinian. A game that shows the evolution of today's classic pieces. Wazirs and Ferz evolve into modern pieces. By Gary K. Gifford.
- Shatranj Al-Husun - Citadel Chess. Historical variant of Shatranj.
- Shatranj. The widely played historic Arabian game, predecessor of modern chess. (Recognized!)
- Shatra. Old game from the Altai from Russia, on special shaped board with draughts-like capture.
- Shanghai Palace Chess. Play this blend of Chinese, Japanese and Western Chess on Game Courier! Inventor: Gary K. Gifford.
- Shako. Cannons and elephants are added in variant on 10 by 10 board. Inventor: Jean-Louis Cazaux.
- Shafran's Hexagonal Chess. I G Shafran's Game on the Game Courier. Inventor: Isaak Grigorevich Shafran.
- Separate Realms Chess. Pieces capture like normal FIDE pieces, but have limited moves that only take them to part of the board when not capturing. Inventor: Michael Nelson and Peter Aronson.
- Separate. FIDE Chess but with Queens starting trapped behind enemy lines. Inventor: Brian Wong and Adrian Alvarez de la Campa.
- Seireigi. Variant of standard Shogi with promotable Gold Generals, as well as more varied and animalistic promotions. (9x9, Cells: 81) By A. M. DeWitt.
- Seirawan Chess. Play this variant with extra pieces to drop into the game. By M Winther.
- Seirawan Chess. Normal rules, except two extra pieces can be introduced: Hawk and Elephant (with zrf). By Stephen R. Stockman.
- 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. Inventor: Jörg Knappen.
- Seenschach. Crooked Bishops, Reflecting Bishops, Harvesters and Hornets navigate around a giant central abyss. Inventor: Jörg Knappen.
- Secutor Chess. The Secutor is a bifurcation piece that must collide and deviate in order to capture (+zrf). By M Winther.
- Scorpion Chess. Poisonous Scorpions instead of pawns. By M Winther.
- Schoolbook. This is a Game Courier preset for Schoolbook Chess. By Sam Trenholme.
- Schach-B. One selected from among the Fischer Random boards, also known as Fischer Random position # 542. Inventor: M Winther.
- Save the Standard. Missing description By Graeme C Neatham.
- Sanctuary Chess. Archbishop and Swiss Guard replace Queen and King; no checkmate.
- Samarcanda. Zebras, Camels, Crooked Bishops, Squirrels and the FIDE Army populate this exciting game. Inventor: Nuno Cruz.
- Sac Chess. Play classical chess along with classical compound pieces: amazons, chancellors, archbishops... Inventor: Kevin Pacey.
- Ryugi. 10x10 variant with Kirins, Marshalls, and Dragons, the latter which can move as a Bishop or as a Nightrider. By A. M. DeWitt.
- Ruddigore Chess. Play this Chessgi variant where you can capture your own pieces, and every other turn you must capture or sacrifice a piece! Inventor: Peter Aronson.
- The Royal Standard. Highly original game that introduced the famous windmill piece! Inventor: Alexandre Muñiz.
- Royal Rumble. A 6 board all-out melee with random pieces, royals and starting positions. By Nick Wolff.
- 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 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! Inventor: Gary K. Gifford.
- Royal Court. Play Royal Court on Game Courier. Inventor: Sidney LeVasseur.
- Royal CannonChess. Pieces next to the king can capture forwards by a cannon leap. By M Winther.
- Rotation Chess. Every ten moves, switch sides with your opponent. How might you prepare for the demise of the pieces you are playing?
- Roswell Chess. Preset for alien game with abstract pieces that operate in unusual ways. Inventor: Gary K. Gifford.
- Rose Chess XII. With Nightriders, (Half-)Roses, Spotted Gryphons and War Machines. By David Paulowich.
- Rose Chess. Grand Chess with Roses substituted for knights, Rose-Bishop for Cardinal, Rose-Rook for Marshall. Inventor: Abdul-Rahman Sibahi.
- Romanchenko's Chess. FIDE Chess trainer Romanchenko shifted the FIDE board in the middle to help his students think for themselves. Inventor: V. Romanchenko.
- Rolling Kings. Play Rolling Kings online with Game Courier. Inventor: Peter Aronson.
- Rollerball. Chess race fight on board formed by removing 3 by 3 square from center of 7 by 7 square. Inventor: Jean-Louis Cazaux.
- Rococo. A clear, aggressive Ultima variant on a 10x10 ring board (includes mirror array and Push-Pullyu variants). Inventor: Peter Aronson and David Howe.
- Rifle Chess. Take a move to capture an enemy piece without moving the capturing piece. Inventor: W. B. Seabrook.
- Richard's Play-By-eMail Server. Play any of 21 chess variants via email. By Richard Rognlie.
- 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.
- Reroute66. Play this adaptation of Chess to a 66 space board with some overlapping spaces. (10x8, Cells: 66) By Fergus Duniho.
- Replacement Chess. Replace your opponent's men on the board after you capture them.
- Renniassance Chess. Also referred to as Rennchess, this is a famous, decades-old Tamerlane inspired variant. Inventor: Eric V. Greenwood.
- Rennaissance Chess II. Missing description By Matthew La Vallee.
- Remote Sensing with On & Off-Board Detection. Special pieces mimic others, some on-board, some which have been captured. By Gary K. Gifford.
- Remote Sensing 8 x 8. An 8 x 8 version of Remote Sensing. By Gary K. Gifford.
- Remote Sensing. 2 remote sensor pieces per side can mimic pieces on their current square color. By Gary K. Gifford.
- Relocation Chess. Swap a pair of your own pieces before you begin. With Fischer Random castling rules. By M Winther.
- Relativistic Chess. http://www.chessvariants.org/boardrules.dir/relativistic.html. By Carlos Cetina.
- 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.
- 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.
- Ready Chess. Play this game, where pieces cannot capture right after capturing, they have to be restored first! By Tony Quintanilla.
- Ravioli Chess. Chess on two boards squeezed together at the edges. By Antoine Fourrière.
- Raumschach (rules enforcing). Play Raumschach on Game Courier, with rules enforced. Inventor: Dr. Ferdinand Maack.
- Raumschach. "... (German for Space Chess) is one of the first three-dimensional chess variants and the first to survive until present". Inventor: Dr. Ferdinand Maack.
- 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.
- Randomscorpions Chess. The Scorpions are randomly distributed on the 2nd and 3rd rank. Otherwise regular setup. By M Winther.
- Racing Kings. Missing description By Abdul-Rahman Sibahi.
- Quintessential Chess. Game introducing Quintessential knight and Leeloo (Quintessential Queen). Inventor: Jörg Knappen.
- Quinquereme Chess. Large variant with a new piece, the Quinquereme. Inventor: Jörg Knappen.
- Querquisite Chess. The Whimsical Querquisite on the Game Courier. 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.
- Queen of the Night Chess. An over powered game on the Standard Board. By Abdul-Rahman Sibahi.
- Quake Chess. Quake Chess on the Game Courier. By Abdul-Rahman Sibahi.
- Quadruple Besiege Chess. Toroidal Variant with piece movements defined by stretches. Inventor: Charles Gilman.
- Pyrrhus Chess. The Pyrrhus moves like a king but paralyzes enemy pieces at queen's distance (with zrf). By M Winther.
- Pseudo-Modern Random Chess. Missing description By Jose Carrillo.
- Prisoner's Escape. Object is to un-check your opponent; winner of first prize in 44 squares design contest. Inventor: Peter Aronson.
- Prison Break. Checkmate the enemy king or break out of prison with your king! By Charles Daniel.
- Prime Ministers Random Chess. Missing description By Jose Carrillo.
- Prime-Ministers Chess. Missing description By Jose Carrillo.
- Pretentious Chess. Pieces can move as and demote to a Knight. By Adrian Alvarez de la Campa.
- Presiding Chess. Decimal Variant combining a number of exotic pieces. Inventor: Tucker Kao.
- Pre-Grandchess. Eric Greenwood realized that Christian Freeling's Great Chess could have arisen with this more normal looking position. Inventor: Eric V. Greenwood.
- Positional 3-D Chess. 3D games using position to determine how to move from board to board. Inventor: George William Duke.
- Pool Chess. Queens and Bishops bounce 90 degrees off the board edge. Inventor: Francisco Quintanilla.
- Pompeii Chess. Small variant with piece drops, orthogonal pawn moves and one each of all the FIDE pieces. Inventor: Dan Troyka.
- Polymorph Chess. Knights and Bishops can morph into each other or into combined pieces. Inventor: Greg Strong.
- Pocket Polypiece Chess. Play Pocket Polypiece Chess online with Game Courier. Inventor: Antoine Fourrière.
- 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. Inventor: Michael Nelson.
- Nadvorney's Spherical Chess. Play Nadnorney's adaptation of Chess to a spherical board on Game Courier. Inventor: Leo Nadvorney.
- Miller's Spherical Chess. Play this early adaptation of Chess to a spherical board on Game Courier. Inventor: Don Miller.
- Metamachy. Play this large game with a variety of regular fairy pieces. Inventor: Jean-Louis Cazaux.
- Knightmate. Play Knightmate, where you win by mating the Knight.
- Janus Chess. Play Janus Chess on Game Courier. Inventor: Werner Schoendorf.
- I-Chess. Play this 12x12 large board game with two new peices.
- Chess on the Dot. Play this adaptation of Chess to a spherical board on Game Courier. Inventor: Joshua Chou.
- Placement Chess. King and queen are swapped before play begins, generating FRC subset (with zrf). By M Winther.
- The Pit. A pit over which only one of the pieces may jump. Inventor: Daniel Roth.
- PiRaTeKnIcS. Play this 44-squares chess variant in which pirates on ships fight each other on Game Courier. Inventor: David Jagger.
- Pillars of Medusa. Play this variation of Turkish Great Chess with two additional pieces, the Morph and the Medusa, on Game Courier . Inventor: Gary K. Gifford.
- Pillage. Featuring the Super Pawn: a powerful short-range piece with promotional capabilities. By Charles Daniel.
- Pick the Piece Big Chess. Players can choose to play with Gryphon, anti-Gryphon, SuperCannon, Flying Bomber, Ninja Pawns and many other diverse pieces. By Charles Daniel.
- Philosopher's Chess. The Philosopher's Chess in the Game Courier. Inventor: Darren Izzard.
- Perfect Chess. Like Tutti Frutti Chess but with a different array. Inventor: Köksal Karakus.
- Perfect 12. 12 different kinds of pieces on a 12 x 12 board: Is 12 "more perfect" than 10? Inventor: Jean-Louis Cazaux.
- Pemba. Game Courier Preset to play Pemba, 60 pieces on the decimal board. By Jean-Louis Cazaux.
- Peasant Revolt. Modest variant with unequal setup. Inventor: George Whelan.
- 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.
- Pawn Eaters. Win by capturing 8 pawns. Uses Shamanic Rooks, Pawn Eaters, Old Y Mover Elephants, and traditional Knights. By Gary K. Gifford.
- Paulovits's Game. Istv. By Abdul-Rahman Sibahi.
- Patchanka. This is the Game Courier preset for Patchanka, a variant with several bi-compound pieces. (10x10, Cells: 100) By Jean-Louis Cazaux.
- Passed Pawns Chess. Passed Pawns Chess on 8 x 8 and 10 x 10 Boards. Inventor: George William Duke.
- Parity Chess. Chess on a 12x8 board with Champions and FADs added. By Kevin Pacey.
- Parallel Chess War. Play 4 chess games at once, first game won wins the whole war. (4x(8x8), Cells: 256) By Kevin Pacey.
- Panchimera. 33 pieces a side, includes all the knight augmented pieces. By Graeme C Neatham.
- Paloma Chess. Game with Royal Queen, promotable Kings, and an unusual array. Inventor: Becca Rabong.
- Palace Revolution. Play this 44 square variant with Templar Knights and Squire Pawns with Game Courier. Inventor: Peter E. Leyva.
- 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.
- Oxybeles Chess. The Oxybeles can sling a piece to the farthest square in the movement direction (+zrf). By M Winther.
- OverKnight Chess. Pawns are replaced by Knights, which promote.
- Outback Chess. Play this game with new pieces on plus-shaped board. Winner of the 84-square contest! Inventor: Timothy R. Newton.
- 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.
- Orphic Chess. Before the King is dropped the pieces can only capture. A very tactical and fast variant. By M Winther.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are on a large board. By David Paulowich.
- Opulent Chess. Play this derivative of Grand Chess with additional jumping pieces (Lion and Wizard). By Greg Strong.
- Omega Transplant. The Champion and Wizard from Omega Chess are transplanted to the board system and rules used for Birds and Ninjas. By Charles Daniel.
- Omega Chess. This preset for Omega Chess enforces the rules and spots check, checkmate, and stalemate.
- Odin's Rune Chess. With pieces that were inspired by rune images and meanings.... By Gary K. Gifford.
- Octopus Chess. Featuring the Sorcerer Snake, the Ninja Pawn, the Wazir Knight, the Ferz Knight and the Octopus. By Charles Daniel.
- Oblong Chess 44. Based on the original oriental variant "Oblong Chess", a 16X4 Shataranj variant, but reducing the number of lines. Inventor: Erez Schatz.
- Nutty Shogi. Smaller version of Tenjiku Shogi on a 13x13 board. Inventor: H. G. Muller.
- Nuclear Chess Play-By-Mail game. Examine this game! Inventor: Jason Shields.
- Nuclear Chess. Play Nuclear Chess on the Play-By-Mail System! Inventor: Jason Shields.
- Ninth Century Indian Chess. Differs from Shatranj in the setup and the Elephant's move.
- Ninjutsu (Claustrophobia 2). Win by invading palace or checkmate; new leaping pieces promote to gain more power. By Charles Daniel.
- Nine-Queen Chess. Queens are placed instead of Pawns. Inventor: Eric Beck.
- Nilakantha's Intellectual Game. 17th or 18th century Indian chess variation. Inventor: _unknown.
- Nightrider Armies. Nightriders replace rooks and nightrider compounds replace rook compounds in four variants. By Jeremy Gabriel Good.
- New Renniassance Chess. Faster Game with new pieces... Inventor: Eric V. Greenwood.
- New Chess. Drop-chess with pawn relocation. Standard pieces and rules. Ideal for avoiding opening theory. By M Winther.
- New Age Chess. CDA variant substitutes Pushme-Pullyu as queen, and army with crabrooks, charging knights and waffles. Inventor: Andy Maxson.
- Neutral King Chess. V.R. Parton's game where two armies share a King both must try to mate. Inventor: Vernon Rylands Parton.
- Net Chess. Variant of InterGrid Chess. Move between intersections. By Tony Quintanilla.
- Near Chess Preset. This is the preset for Near Chess. By Rich Hutnik.
- Naydorian Chess. an hexagonal variant from the fictional realm of Shadowgard. By Graeme C Neatham.
- Napoleonic Chess. Large chess variant with the `spirit of the Armies of the Napoleonic period'. Inventor: Tom Hartley.
- Nahbi Chess. Preset for Nahbi Chess. By Uri Bruck.
- Nachtmahr. "Study game" with several different types of nightriders. Inventor: Jörg Knappen.
- Mythical Fantasy Conquest. Play this large variant with new fantasy pieces! Inventor: Lim Ther Peng.
- Mystery Chess. An imperfect information variant you can play online with Game Courier. Inventor: Ross Gillies.
- Musketeer Chess. A game that adds extra pieces to Chess, playable online with Game Courier. Inventor: Zied Haddad.
- Multiple of 10 Checkmate. Variant where you can only checkmate or be checkmated on move 10, 20, 30, ect.. By Calvin Jack Pomerantz.
- Multimove FIDE Chess. Each turn utilizes a number of points that get applied to movement. Inventor: David Howe.
- Motorotor. Play this small variant with a rotating board. Inventor: Gavin King.
- Mortal Shogi. Play this Shogi variant in which pieces may die. Inventor: Roberto Lavieri and Fergus Duniho.
- Mortal Chessgi. Play this Chessgi variant in which each capture decreases material. By Fergus Duniho.
- More 10. Chessvariant on a board with 10 squares. Inventor: Roberto Lavieri.
- Monkey King Chess. Monkey King fights Goblin King on 44 squares board in game with oriental influences. Inventor: Peter Gelman.
- Monadchess II. Setup a little different from Monadchess... By Namik Zade.
- Monadchess. 10 x 10 setup with Capablanca-esque pieces and cannons and extra pawns and pieces designed to make flanks safer. By Namik Zade.
- Modern Shatranj D & R. Missing description By Joe Joyce.
- Modern Shatranj. A bridge between modern chess and the historic game of Shatranj. By Joe Joyce.
- MRC64. Modern Random Chess 64. By Jose Carrillo.
- Modern Random Chess. Missing description By Jose Carrillo.
- Modern Makruk. A fusion of Modern Chess and Makruk. By John Smith.
- Modern Kamil. Game Courier preset for Modern Kamil, a game from Nuno Cruz with Camels. (10x10, Cells: 100)
- Modern drunk elephant shogi. Missing description By Daniil Frolov.
- Modern Courier Chess. Missing description Inventor: Paul Byway.
- Modern Chess. Play on Game Courier. Inventor: Gabriel Vicente Maura.
- Modern Carrera's Chess. Play this modern version of Carrera's Chess on Game Courier. Inventor: Fergus Duniho and Sam Trenholme.
- Modern Capablanca Random Chess. Missing description By Jose Carrillo.
- Moderate Progressive Chess. A player may move one more piece than his opponent just moved. By Adrian Alvarez de la Campa.
- Mitsugumi Shogi. Smaller variant of Suzumu Shogi on a 13x13 board. (13x13, Cells: 169) By A. M. DeWitt.
- Mir Chess. Play this variant that is mid-powered between Chess and Shatranj. Inventor: David Paulowich.
- Minishogi. A Minishogi association has existed, and may still exist, in Osaka. Inventor: Shigenobu Kusumo.
- Miniature Chess. The smallest variant in which every legal move can be made as in FIDE Chess. Inventor: Martin Gardner.
- Mini-POM (Mini Pillars of Medusa). On a 9 x 9 board and standard chess pieces, but with Morph replacing the Bishop adding the Medusa to the right of the King. By Gary K. Gifford.
- Mini Thunder Chess. A small-scale hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess. By Fergus Duniho.
- Mini Hexchess. McCooey's Hexagonal Chess on smaller board. Inventor: Dave McCooey.
- Mimotaur Chess. Missing description Inventor: Vernon Rylands Parton.
- Mimic Chess. Chess on a larger board with 3 new pieces with constantly changing movement capabilities. By Nick Wolff.
- Millennium Chess Preset. This is the preset for Millennium Chess.
- Mighty Lion Chess. Orthodox Western Chess but with one knight replaced by Chu Shogi Lion. Inventor: H. G. Muller.
- Midgard Chess. Midgard Chess has two unusual shortrange pieces, the War Elephant and the War Machine. By David Paulowich.
- Mideast Chess. Cavalier (as Aanca-Gryphon) with Courtier (as zebras), castles (squirrels) and chevaliers (camels) with FIDE pieces. Inventor: John Mantle Green.
- Mid-evil Chess. Adds a Prince (combines the moves of queen and knight) to Capablanca's array by eliminating one knight... By Stephen R. Stockman.
- Meteoric Chess. A sober but lively drop chess variant with standard pieces (zrf available). By M Winther.
- Metamorph Chess. Play this variant in which pieces frequently promote or demote. By Fergus Duniho.
- Mesmer Chess. Introduces a new piece, the mesmerist, which can control how opposing pieces move. Inventor: Dan Troyka.
- Medusa Shogi. A Shogi variant of Pillars of Medusa, which is based on Turkish Great Chess. By Gary K. Gifford.
- Hexagonal Chess (McCooey). Chess on a board, made out of hexes. (Recognized!) Inventor: Dave McCooey.
- Mayhem Chess. Different pieces and setup. Inventor: Christina Ziolkowski.
- Maxima. Play Maxima, an interesting and exiting variant of Ultima, with new elements that make Maxima more clear and dynamic. Inventor: Roberto Lavieri.
- Mastodon Chess (8x10). Standard pieces plus two Mastodons per side. A strategical big-board variant. By M Winther.
- Mastodon Chess. Standard pieces plus two Mastodons per side. A strategical big-board variant. By M Winther.
- Marseillais Chess. Move twice per turn. (Recognized!)
- Mapped Chess. Mapped Chess Game with extended 3D moves mapped on 2 boards. (2x(8x8), Cells: 128) By Stephane Burkhart.
- Maorider Chess. Missing description By Vitya Makov.
- Mamra Chess with Wuss. Variant combining very strong Mamra piece with weakening Wuss piece. By Jeremy Gabriel Good.
- Mamra Chess. Adds the Mamra, a piece that only Pawns may capture. Inventor: George Tsavdaris.
- Makruk. Play the traditional Chess variant of Thailand on Game Courier.
- Mainzer Schach. 11 x 8 variant with two Januses and one Marshall, and different setup. Inventor: Jörg Knappen.
- 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.
- Mad Queen Shogi. Play this new Chess/Shogi hybrid on Game Courier. Inventor: Larry L. Smith.
- Mad Elephant Chess. Missing description By Daniil Frolov.
- Mad Chess (Stone=White). Chess variant with unequal armies on 10 by 10 board. Inventor: Jason D. Wittman.
- Mad Chess (Steel=White). Chess variant with unequal armies on 10 by 10 board. Inventor: Jason D. Wittman.
- Macrochess. Missing description Inventor: Robert Potter.
- Maces, Shields, and Horse-apults. Like Maces and Horse-apults, but pawns are protected from Mace capture. By Gary K. Gifford.
- Maces, Horse-apults, and Tulpas. Maces and Horse-apults with user-created Tulpa pieces. 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.
- Maasai Chess. Play Maasai Chess with Game Courier. By Jean-Louis Cazaux.
- Losing Chess. Taking is obligatory; the first player that loses all his pieces wins.
- Los Alamos Chess. First known variant played by a computer. (Recognized!)
- Loonybird. Pieces on a seven by seven board move differently when they take. Inventor: Christian Freeling.
- Logical Follow-Up to Duke of Rutland Chess. Derivative of The Duke of Rutland's Chess with other compound pieces. Inventor: Claudio Martins Jaguaribe and Jeremy Gabriel Good.
- Little Trio. Missing description Inventor: Jared B. McComb.
- Little River Chess. 46 Cell game with Chinese Chess influence. Kings confined to palaces. By Gary K. Gifford.
- Lions and Unicorns Chess. Play this large Chess variant with Lions and Unicorns. Inventor: David Paulowich.
- Playchess . Correspondence chess server.
- Goldtoken.com . Website for turn-based online play.
- Lines of Relay. The addition of a piece - the "Lore Apprentice" adapted from the Querquisite. "LoR(e)" stands for Lines of Relay. Inventor: Jörg Knappen.
- Lemurian Shatranj. Lemurian pieces which utilize either or both types of their possible moves, possibly changing direction after the first. By Joe Joyce.
- Leapers Creeepers. Featuring compound long leapers of giraffes, zebras and camels. Inventor: Christine Bagley-Jones.
- Leapers Chess. Decimal variant with additional leaping abilities for each of the pieces. By Larry L. Smith.
- 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.
- Latrunculi duo milia et septum. Chess with rook/ferz & bishop/wazir substitutes for rooks and bishops. By Gary K. Gifford.
- Large Nahbi Chess. Preset for Large Nahbi Chess. By Uri Bruck.
- Ladorean Chess. Another 10 x 8 Fergus Duniho variant with marshall and cardinal. Inventor: Fergus Duniho.
- Ladder Chess. Non-competing 40 Square contest entry with scaling board. Inventor: Sergey Sirotkin.
- l. Missing description By Daniil Frolov.
- Kozune vs FIDE. Missing description By Daniil Frolov.
- Kozune. Missing description By Daniil Frolov.
- Koval's Hexagonal Chess. Game Courier Preset to play Koval's Hexagonal Chess. By Max Koval.
- Korean Chess. Play Korea's regional Chess variant on Game Courier.
- Kobayashi Maru Variant of Star Trek 3-D Chess. A variant set of rules for playing chess using the 3 dimentional set featured on the TV series Star Trek. Inventor: Larry L. Smith.
- Knight-Relay Chess. Uncapturable Knights give other pieces the ability to move as Knights. By Carlos Cetina.
- Knight-Pawn Chess. Elegant chess game with knight-pawns that can move as pawns midway up the board if they find themselves behind it. Inventor: Matthew Montchalin.
- Knight Court Chess. When you take an opponent's piece, he gets to drop it back on the board. Object: Checkmate knight. Inventor: Jason D. Wittman.
- 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.
- Kings. Kings on the Game Courier. By Abdul-Rahman Sibahi.
- Kinglet. Play Kinglet, where you win by capturing all pawns. Inventor: Vernon Rylands Parton.
- King's Reincarnation. Captured Kings return to the board, but at a price. By Gary K. Gifford.
- King's Guard Chess. Missing description By Graeme C Neatham.
- King to Bunker Leap. Play this exciting version of Pre-Chess using new king safety rules. By Charles Daniel.
- Kamikaze Mortal Shogi. Send your Kamikazes on suicide missions in this Shogi variant. Inventor: Fergus Duniho and Roberto Lavieri.
- Juxtaposition Chess. Normal moves, plus pawns switch places with stones; pieces switch places with flags. 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.
- Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. By David Paulowich.
- Jumping Chess. Pieces capture by jumping. Board has extra edge squares making it 10x10. By Peter Aronson.
- Judkin's Shogi. Modern small shogi variant preset. Inventor: ? Judkin.
- Joe Joyce Hyperchess. Easy to play 3D Chess variant where pieces can act on small board or large board. Inventor: Joe Joyce.
- Jetan Sarang. Play this large variation of Jetan! Inventor: James Killian Spratt.
- Jetan Jeddara. Large variant of Jetan. Inventor: James Killian Spratt.
- Jetan. Play Edgar Rice Burrough's Jetan (Martian Chess). Inventor: Edgar Rice Burroughs.
- Jester Chess. Featuring pieces that mimic last piece moved, archers that can either capture OR move. quadrapawns, and murray lions. Inventor: Thomas Havel.
- Janus Kamil Chess. A crossover between Janus Chess and Modern Kamil Chess. By Jörg Knappen.
- Jacks and Witches. Play this variant on 84 squares with special pieces and special squares! By Antoine Fourrière.
- Invasion. A military inspired Chess variant played on an 84-square board. Inventor: Jean-Louis Cazaux.
- Interdependent Chess. A 42 square variant in which pieces borrow capturing ability from other pieces. By Fergus Duniho.
- 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.
- 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.
- 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.
- Imposter Chess. Play this game! Exchange captured pieces in order to move Kings in different ways. Inventor: Laila W. Stefan.
- Imperial Chess. Play this large variant with new pieces and victory by capture of royal pieces! Inventor: James Killian Spratt.
- Ideal Chess. Uses compound pieces to mimic the use of cards. By Graeme C Neatham.
- Ibu Ibu Chess. Ibu Ibu Chess in which the king's entourage protects it from Ubi-Ubis. By Jeremy Gabriel Good.
- I'm a Wazir, Get Me Out of Here. Game composed of just wazirs and pawns. Wazirs, prone to special disappearing rule. Object : Get rid of your wazirs. Inventor: Charles Gilman.
- 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.
- HyperModern Shatranj. Missing description By Joe Joyce.
- Hunt Chess. Huntsman Chess and Groundskeeper Chess. Inventor: Yu Ren Dong and John Smith.
- Hullabaloo. Fusion, fission game with drops, giant conglomerations and two types of activation. By Jeremy Gabriel Good.
- Hubbub. Preset for Hubbub, a short-range version of Brouhaha. By Greg Strong.
- 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.
- House of 10 Mirrors - H o M Variant. Reflective pieces from up to 10 mirrors add to offense and defense. By Gary K. Gifford.
- Hour Glass Chess. Small variant with simple pieces and hour glass shape. By Jeremy Gabriel Good.
- Hostage Chess. Play this Chessgi-like game in which no pieces change sides. (Recognized!) Inventor: John Leslie.
- 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.
- 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.
- Holy Grail. Extended chess game with ability to drop a mutating piece and a crown price that changes the winning conditions. By Charles Daniel.
- Hole Chess. Variant on a board of 44 squares with two holes that pieces can be dragged into. Inventor: Gary K. Gifford.
- Hindustani Chess. 19th century Indian game. Inventor: _unknown.
- Hiashatar. Mongolian Decimal Chess. By Jose Carrillo.
- Hexmate. A two-player variant on a hex board made up of 127, 3-color hexagons. Inventor: Michael A. Rouse.
- Hexetera. Play Hexetera on the Game Courier! Inventor: Roberto Lavieri.
- Hexes Chess. Hexes Chess now available for play on the Game Courier! Inventor: Mike Layfield.
- Hexcetran Chess. Play Hexcetran Chess at Game Courier. By Carlos Cetina.
- Hexajedrez. Variant of Dave McCooey's Hexagonal Chess. By Carlos Cetina.
- Hexagonal Raumschach. 3D analogue of Glinski's Hexagonal Chess based on Raumschach. By Kevin Pacey.
- Hexagonal Hole Chess. A hexagonal variant of Hole Chess. Engineers can move holes and barriers. Teleporters can relocate enemy pieces. By Gary K. Gifford.
- Hexagonal Chess with Hexagonalers. Missing description By Jeremy Gabriel Good.
- Hex Shogi 91. A hexagonal Shogi variant on a 91-space board. By Fergus Duniho.
- Hex Shogi 81. A hexagonal Shogi variant on an 81-space board. By Fergus Duniho.
- Hex Shogi 41. Hexagonal shogivariant on board with 41 spaces. By Fergus Duniho.
- Hex Dragonal Chess. horizontal hex-rows and 4 defined directions of movement. By Graeme C Neatham.
- Hex Dabbaba Qi. A Wellisch-style hex interpretation of Xiang Qi, indluenced by Toccata. Inventor: Charles Gilman.
- 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.
- Herculean Chess. Large board chess with augmented versions of Bishops, Rooks, Zebras, Knights and pawns. By Charles Daniel.
- Henry VIII Chess Preset. This is the preset for Henry VIII Chess (unique take on Extinction Chess).
- Hectochess. 10x10 variant that can be played with 2 mismatched Chess sets. By A. M. DeWitt.
- Heavy Shako. 10x10 variant inspired by Yangsi, made by Eric Silverman. (10x10, Cells: 100) By A. M. DeWitt.
- 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 Chess. Play Heavy Chess on Game Courier. Inventor: Jean-Louis Cazaux.
- Hannibal Chess (GC preset with enforced rules). A Game Courier Preset for Hannibal Chess with enforced rules. Inventor: Kevin Pacey.
- Hannibal Chess. Chess with added Modern Elephants (ferz-alfil compound) on 10x8 board. By Kevin Pacey.
- Hanga Roa. Play Hanga Roa on Game Courier! Inventor: Juan Pablo Schweitzer Kirsinger and Hernán Marcelo Domínguez Placencia.
- Hammer Chess. FIDE but with gnus instead of knights, cardinals instead of bishops and enhanced pawns. Inventor: Jim Aikin.
- Half Courier. Missing description Inventor: Charles Gilman.
- Half Chess Pawnless. "If Chess is wine, Half Chess is brandy. ". Inventor: John Groeneman.
- 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. Inventor: Ralph Betza.
- 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.
- 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.
- 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 Camelrider Chess. Camelriders and regular pieces on a Gustavian (68squares) board. By M Winther.
- Gustav III's Chess. Invented by King Gustav III of Sweden (1746-92). Inventor: King Gustav III of Sweden.
- Gunnery Chess (with Scorpions). The Scorpion pawns have the additional capability of cannon-like moves. Very advanced. Only recommendable to grandmasters! 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. Cannon pawns can leap over friendly piece and explode an enemy piece on the same file. By M Winther.
- Gryphon Aanca Chess. Large variant with Gryphons, Aancas, and a few other not-so-common pieces. By Gary K. Gifford.
- Grotesque Chess. Play this variant of Capablanca's Chess that leaves no Pawns unprotected. By Fergus Duniho.
- Gross Chess. Play this 144 square variant online with Game Courier. By 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.
- Great Chess. An Indian/Turkish and very playable historic variant on a 10 by 10 board.
- GraTiA. Preset for GraTiA, a blend of two historic variants. Inventor: Charles Gilman.
- Grasshopper Chess. Each player has eight additional grasshoppers. Inventor: Joseph Boyer.