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This is a list of games that have been favorited by members of the Chess Variant Pages. If you have your own favorites you enjoy playing, you can favorite them with the ♥ menu on the page for each game you wish to favorite. This is a community project, not just a selection of games by the editors. Even if your favorites are already on the list, mark them as favorites anyway. Numbers count. Raise your favorite games higher in the list by casting your votes for them. See below for details on selecting your favorites. In the list below, the number of people favoriting a game precedes the link, and if you're signed in, a solid red heart is used to distinguish your favorites from the others.

16 - Shogi.
The Japanese form of Chess, in which players get to keep and replay captured pieces.
 
12 - Chess with Different Armies by Ralph Betza.
Betza's classic variant where white and black play with different sets of pieces
12 - Xiangqi.
Links and rules for Xiangqi (Chinese Chess).
 
10 - Chess.
The rules of chess.
 
8 - Alice Chess by Vernon Parton.
Classic Variant where pieces switch between two boards whenever they move
8 - Fischer Random Chess by Robert Fischer.
Play from a random setup
8 - Pocket Mutation Chess by Michael Nelson.
Take one of your pieces off the board, maybe change it, keep it in reserve, and drop it on the board later.
 
7 - Rococo by Peter Aronson and David Howe.
A clear, aggressive Ultima variant on a 10x10 ring board
7 - Gross Chess by Fergus Duniho.
A big variant with a small learning curve
7 - Spartan Chess by Steven Streetman.
http://spartanchessonline.com/
7 - Sovereign Chess by Mark Bates.
Ten neutral armies can be activated on this 16 x 16 board
 
6 - Chu Shogi.
Historic Japanese favorite, featuring a multi-capturing Lion
6 - Grand Chess by Christian Freeling.
Christian Freeling's popular large chess variant on 10 by 10 board. Rules and links.
6 - Janggi: Korean Chess.
The variant of chess played in Korea.
6 - Caïssa Britannia by Fergus Duniho.
British themed variant with Lions, Unicorns, Dragons, Anglican Bishops, and a royal Queen.
6 - Centennial Chess by John Brown.
10x10 Variant that adds Camels, Stewards, Rotating Spearmen and Murray Lions to the standard mix
6 - Eurasian Chess by Fergus Duniho.
Synthesis of European and Asian forms of Chess
6 - Falcon Chess by George Duke.
Patented game on an 8x10 board with a new piece: The Falcon
 
5 - Capablanca's chess by Jose Capablanca.
An enlarged chess variant, proposed by Capablanca
5 - Janus Chess by Werner Schoendorf.
Variant on 10 by 8 board.
5 - Ultima by Robert Abbott.
Game where each type of piece has a different capturing ability. Also called Baroque.
5 - Wildebeest Chess by R. Schmittberger.
Variant on an 10 by 11 board with extra jumping pieces.
 
4 - Dragonchess by Gary Gygax.
A three-dimensional fantasy variant.
4 - Hexagonal Chess, Glinski's by Wladyslaw Glinski.
Chess on a board made out of hexagons. Classical variant of Glinski.
4 - McCooey's Hexagonal chess by Dave McCooey.
Chess on a board, made out of hexes. Variant of Dave McCooey.
4 - Dimension X by Gary Gifford.
Chess on two planes - one with the usual chess pieces, the other with spooky trans-dimensional pieces with strange interactions
4 - Great Shatranj by Joe Joyce.
Great Shatranj
4 - Modern Shatranj by Joe Joyce.
A bridge between modern chess and the historic game of Shatranj.
4 - Chaturanga.
The first known variant of chess.
4 - For the Crown by Jeremy Lennert.
A commercial crossover with deck-building games
4 - Omega Chess by DanielMacdonald.
Rules for commercial chess variant on board with 104 squares.
4 - Opulent Chess by Greg Strong.
A derivative of Grand Chess with additional jumping pieces (Lion and Wizard)
4 - Perfect 12 by Jean-Louis Cazaux.
36 pieces per player on 12 by 12 board.
4 - Seirawan Chess by Yasser Seirawan and Bruce Harper.
FIDE chess, put players have N+R and N+B in hand to drop.
 
3 - Bughouse.
4 player variant where pieces taken from your opponent are given to your partner.
3 - Courier Chess.
A large historic variant from Medieval Europe
3 - Crazyhouse.
A two-player version of Bughouse.
3 - Extinction chess by R. Schmittberger.
Win by making your opponents pieces of one type extinct
3 - Hostage Chess by John Leslie.
Pieces taken are held hostage and can be exchanged against other pieces and then dropped.
3 - Losing Chess.
Taking is obligatory; the first player that loses all his pieces wins
3 - Makruk (Thai chess).
Rules and information.
3 - Minishogi by Shigenobu Kusumo.
On a 5 by 5 board.
3 - Catapults of Troy by Gary Gifford.
Large variant with a river, catapults, archers, and trojan horses!
3 - Advanced Wizard Chess by Paul Newton and Andrew Newton.
Chess variant on 10 by 10 board with fantasy chess pieces
3 - Apothecary Chess 1 by Aurelian Florea.
Large board variant obtained through tinkering with known games
3 - Arimaa by Omar Syed and Aamir Syed.
Board game playable with standard chess set, hard for computers
3 - Butterfly Chess by Kevin Pacey.
Large board chess with butterflies (not Ns), advancers (not Qs) & flying dragons added
3 - Cetran Chess 2 by Carlos Cetina.
3 - Darkness Chess by Jens Nielsen.
You have only limited information on where your opponents pieces are
3 - Eight-Stone Chess by Jim Aikin.
On an 8 by 9 board with eight neutral stones
3 - Existentialist Chess by David Short.
10x10 board with many different pieces.
3 - Grand Cavalier Chess by Fergus Duniho.
The decimal version of Cavalier Chess
3 - Grand Shatranj by Joe Joyce.
Grand Shatranj
3 - Kamikaze Mortal Shogi by Fergus Duniho and Roberto Lavieri.
Send your Kamikazes on suicide missions in this Shogi variant
3 - Maxima by Roberto Lavieri.
Maxima is an interesting and exiting variant of Ultima, with new elements that make Maxima more clear and dynamic.
3 - musketeer chess by Zied Haddad.
adding 2 newly designed extra pieces
3 - Opulent Lemurian Shatranj by David Paulowich.
Joe Joyce's Shaman and Hero pieces are now on a larger board.
3 - Orwell Chess by Glenn Overby II.
Three player variant themed on George Orwell's 1984.
3 - Renniassance Chess by Eric Greenwood.
With 68 pieces on board of 12 by 12.
3 - Scirocco (revised) by Adrian King.
On ten by ten board with over thirty different pieces.
3 - Shako by Jean-Louis Cazaux.
Cannons and elephants are added in variant on 10 by 10 board.
3 - Storm the Ivory Tower by Fergus Duniho.
A Smess adaptation of Chinese Chess
3 - TessChess by Ben Reiniger.
4D chess featuring symmetrically-moving pieces
3 - Viking Chess by Tomas Forsman.
Armies start side-by-side on a 12 x 7 board
3 - Wormhole Chess by Fergus Duniho.
When a piece leaves a square, it `folds' together
3 - Xhess by David Howe.
Decimal variant with Nightriders and Cannons.
 
2 - Berolina Chess.
Different moving pawns
2 - Circular Chess by Dave Reynolds.
Chess on a round board.
2 - Kriegspiel by Henry Temple.
With help of a referee, two players move without knowing the moves of the opponent
2 - Raumschach by Dr. Ferdinand Maack.
The classical variant of three-dimensional chess: 5 by 5 by 5.
2 - Shatranj.
The widely played Arabian predecessor of modern chess.
2 - Smess by Perry Grant.
Produced and sold in the early 70's by Parker Brothers. Arrows on squares determine direction pieces can move.
2 - Tamerlane chess.
A well-known historic large variant of Shatranj.
2 - AltOrth Hex Chess by Charles Gilman.
Hexagonal variant using pieces moving only one way along each orthogonal
2 - Apothecary Chess 2 2 by Aurelian Florea.
Large board variant obtained through tinkering with known games
2 - Assimilation Chess by Fergus Duniho.
Increase your material by assimilating your opponent's pieces.
2 - Brouhaha by Greg Strong.
Like Chess, but it really brings the ruckus!
2 - Cataclysm by Greg Strong.
Large board game with short-range pieces designed to be dramatic without being overly complicated or dragging on too long
2 - Cavalier Chess by Fergus Duniho.
All pieces except queens have some kind of knight-movement
2 - Chaturanga - Four Kings - Double Mate .
2 - Chess-Battle by A. Yurgelevich.
War variant from the Soviet-Union, 1933
2 - Chess 2 - The Sequel by David Sirlin.
Different armies, a new winning condition, and duels
2 - Colossus by Charles Daniel.
Large-board chess with standard pieces and double the number of bishops, rooks and knights.
2 - Courier-Spiel.
19th century variant of Courier Chess.
2 - Fantasy Grand Chess by Peter Hatch.
Variant of Grand Chess with different armies and fantasy theme.
2 - Frog Chess by Kevin Pacey.
Play chess with added frogs (ferz-threeleaper compound) on 10x8 board
2 - Fusion Chess by Fergus Duniho.
Variant in which pieces may merge together or split apart.
2 - Hanga Roa by Hernán Domínguez Placencia and Juan Pablo Schweitzer Kirsinger.
A chess variant inspired by the people of Easter Island.
2 - Hannibal Chess by Kevin Pacey.
Chess with added Modern Elephants (ferz-alfil compound) on 10x8 board
2 - Hyperchess4 by Joe Joyce.
Hyperchess updated: changed rules, discussion, sample game, etc
2 - Jetan - Martian Chess by Edgar Burroughs.
Martian Chess, coming from the book The Chessmen of Mars.
2 - King's Court by Sidney LeVasseur.
Variant on 8 by 12 board with Chancellors and Jesters.
2 - Knightmare Chess.
The American version of Tempete sur l'Echiquier
2 - Latrunculi XXI by Jose Carrillo.
A 21st century variant on an ancient Chess-like game of the Roman empire
2 - Macrochess by Robert Potter.
2 - Maorider Chess by Vitya Makov.
Maorider and king with unusual recruiting abilities
2 - Modern Chess by Gabriel Maura.
Variant on a 9 by 9 board with piece that combines bishop and knight moves
2 - Petteia XXI by Jose Carrillo.
A 21st century variant on an ancient Draughts-like game of the Roman empire.
2 - Philosophers Chess by Darren Izzard.
Chess variant on two small boards with usual and `philosophical' pieces.
2 - PiRaTeKnIcS by David Jagger.
Pirates on ships fight each other in 44-squares chess variant
2 - Pocket Shogi Plus by wdtr2.
Shogi Like game with a pocket to store and move pieces
2 - Quinquereme Chess by Jörg Knappen.
Large variant with a new piece, the Quinquereme.
2 - Sac Chess by Kevin Pacey.
Game with 60 pieces
2 - Seenschach by Jörg Knappen.
Variant on 10 by 10 board with lake in the middle and new pieces
2 - Separate Realms Chess by Michael Nelson and Peter Aronson.
Pieces capture like normal FIDE pieces, but have limited moves that only take them to part of the board when not capturing
2 - Sons of Mithra by Michael Gummelt and Holly Gummelt.
Elaborate Fantasy variant with 13 different types of pieces per side
2 - Tamerlane II by Jean-Louis Cazaux.
Modern variant based upon ancient large chess variant.
2 - Team-Mate Chess by H. G. Muller.
2 - Tim's 3d Chess by Tim O'Lena.
On a 5x5x5 board with two kings per player
2 - Typhoon (Revised) by Adrian King.
Corrected link.
2 - Unicorn Great Chess by David Paulowich.
Lions have been added to Unicorn Chess!
2 - Voidrider Chess by Fergus Duniho.
A 43 square variant with movable spaces
2 - Wizard's War by Michael Nelson.
Game with piece-creating Wizards and a board divided into arena and enchanted sections
2 - Wolf Chess by Dr. Arno von Wilpert.
Half-century old variant on board of size 8 by 10.
 
1 - Anti-King Chess by Peter Aronson.
Each player has both a King and an Anti-King to protect; Anti-Kings are in check when not attacked
1 - Avalanche chess by Ralph Betza.
A popular chess variant, where you advance your opponents pawns
1 - Chaturanga for four players..
Oldest multiplayer chess variant.
1 - Crazy 38's by Ben Good.
On strange board with 38 squares.
1 - Flip Chess and Flip Shogi by John Brown.
Pieces have two sides with different movements on board of 38 squares.
1 - Los Alamos variant.
Chess on a 6 by 6 board from the early days of computing.
1 - Magnetic Chess by João Neto and Claude Chaunier.
Pieces that moved attract and repel pieces like magnets
1 - Marseillais Chess.
Move twice per turn
1 - Progressive Chess.
Several variants where white moves one time, black twice, white three times, etc.
1 - Tridimensional Chess (Star Trek) by Andrew Bartmess.
Three-dimensional chess from Star Trek.
1 - 3D Great Shatranj by Joe Joyce.
A simple approach to 3D chess
1 - 4 Kings Quasi-Shatranj by Kevin Pacey.
Each side has 4 Kings, all pieces are short range
1 - 4*Chess (four dimensional chess) by Kevin Pacey.
Four dimensional chess using sixteen 4x4 boards & 96 pieces.
1 - 4-way chess by Taurus games by Stephen Stockman.
Commercial fourhanded chess variant
1 - 4D Hexagonal Chess by Kevin Pacey.
4D analogue of Glinski's Hexagonal Chess based on Hyperchess4
1 - 4D Quasi-Alice Chess by Kevin Pacey.
8x8x2x2 four dimensional game with 32 pieces
1 - 123456 Chess by (zzo38) A. Black.
Uses 2 dices for each player and 2 checkers for each player, in addition to normal chess pieces.
1 - A9 HexaChess (Imperial Grand HexaChess) by Graeme Neatham.
Large variant of Grand Hexachess.
1 - ABC Chess by Jeff Stroud.
A variant with 8 armies of pieces generated by combining 1, 2 or 3 simpler pieces.
1 - Aliens vs Predators by Namik Zade.
1 - Alpaca Chess by M Winther.
Introducing the weak but interesting Alpaca, which hops one or two steps rookwise (with zrf).
1 - Altair by Roberto Lavieri.
Altair is a modern game with an oriental flavor.
1 - Amazons by Walter Zamkauskas.
Queens fire arrows to make squares unpassable. Last player that moves wins.
1 - Armies of Faith 6: After Empire by Charles Gilman.
The last in a series of 3d variants themed on various religions of history
1 - Backlash by Greg Strong.
Play on two boards, but capturing on one board leads to a backlash on the other!
1 - Balbo's chess by M Balbo.
Board with a strange shape designed to make Bishops stronger in relation to Rooks
1 - Bird's Chess by Henry Bird.
Chess variant on 10 by 8 board from 19th century England
1 - Bombalot by Bruce Harper.
Bombs can wipe out most pieces on the board.
1 - Brotherhood chess by Gianluca Vecchi.
Pieces cannot take pieces of the same type
1 - Byelorussian Cheskers by N. Grushevsky.
Crossover between chess and Russian draughts.
1 - Cannons of Chesstonia by Gary Gifford.
Cannons launch a Pawn, Wazir, Ferz and Stone to increase strategical and tactical play.
1 - Capablanca Shatranj by Christine Bagley-Jones.
Capablanca Chess with Chancellor and Archbishop replaced by Shatranj type pieces
1 - Carrousel Chess by Kevin Pacey.
Game with 32 pieces
1 - Cat's Chess by (zzo38) A. Black.
1 - Chad by Christian Freeling.
Castles and walls in a strategic deep chess variant.
1 - Chariots by David Jagger.
Standard pieces start as pairs with shared capabilities, but can separate and recombine.
1 - Chesimals: Autonomous Multi-unit Pieces by Joe Joyce.
self-contained autonomous multi-square pieces
1 - Cheskers by Solomon Golomb.
Cross-variant between chess and checkers.
1 - Chess 1010 by Kevin Pacey.
Game played with 40 pieces
1 - Chessembly by Jeffrey T. Kubach.
Open Board Setup, Free Placement Chess
1 - Chess Empire by Harry Jackson.
Large four player chess variant
1 - Chessgi.
Drop the pieces you take from your opponent.
1 - Chess on a Longer Board with a few Pieces Added by David Howe.
On a 10 row by 8 column board, with three new pieces.
1 - Chess on a Really Big Board by Ralph Betza.
Chess on multiple chess boards
1 - Chess with checkers added by (zzo38) A. Black.
Add checkers in front of the pawns
1 - Chess with Promoters by Roberto Lavieri.
1 - Clockwork Orange Chess by Fergus Duniho.
Captured pieces are replaced with non-capturing counterparts.
1 - Command and Maneuver: A Tale of Two Countries by Joe Joyce.
This is a diceless wargame,
1 - Congo by Demian Freeling.
Animals fight on 7 by 7 board.
1 - Cylindrical chess.
Sides of the board are supposed to be connected
1 - Deception Chess by Greg Shanker.
Each piece has two identities, Cloak and concealed Base
1 - Diagonal pawn chess by Joel .
Pawns always move diagonally, whether capturing or not.
1 - Dice chess (wikipedia rules).
Dice chess using 2 dice, wikipedia rules.
1 - Directed Alice III by Joe Joyce.
a 3-board Alice Chess variant
1 - Double Chess by David Short.
On 16 by 8 board
1 - Dragons, Archers, and Oxen by Jim Aikin.
Chess variant on a 10 by 10 board
1 - Dueling Archbishops by JasonWittman.
Chess variant on 2 by 3 board
1 - Duggan's Fantasy Chess by Sean Duggan.
Game where usual pieces become mercenaries, horsemen, golems, assassins and adapts
1 - Duggan's Fantasy Chess (revised) by Sean Duggan.
Revised and Improved version of fantasy Chess variant
1 - echess by Bogdan Penkovsky.
(Micro) Evolutionary CHESS game
1 - Elven Chess by H. G. Muller.
1 - Euchess by Carlos Cetina.
Grand chess variant on 10 by 10 board
1 - European Chess by AlexNisnevich.
A multiplayer, different armies form of chess.
1 - Extra Move Chess by Fergus Duniho.
Double-move variant based on limitations of Zillions of Games
1 - Fellowship of the Ring by Robert Price.
White may win by carrying a 'ring' to the other side of the board.
1 - Fianchetto Chess by Jack Middleman.
Rooks and bishops switched in opening setup
1 - Fibonacci Chess by David Bradley.
Players can make multiple moves per turn, the number determined by the fast growing Fibonacci sequence
1 - File Sharing Chess by Jeffrey T. Kubach.
File Sharing, pawn swapping, always passed pawns
1 - Flipworld by JohnRyan.
Pieces are on both sides of a disc
1 - Full house hexagonal chess by Kevin Pacey.
Game with 50 pieces
1 - Ganymede Chess by Mark Hedden.
A 12x12 variant inspired by Ralph Betza's Chess on a really big board, Centennial Chess and Adrian King's Typhoon (among others)
1 - Gigachess by Jean-Louis Cazaux.
On 14 by 14 board with 20 different pieces
1 - Golden Age Chess On a Really Big Board by Ralph Betza.
Variant on 16 by 16 board with several different pieces
1 - Grand Shatranj N W by Mark Simpson.
Shatranj with 10 individual pieces + pawns per army
1 - Granlem Shatranj by Joe Joyce.
This is a mash-up of Grand Shatranj & Lemurian Shatranj with a 3 moves/player turn option
1 - Grasshopper Chess by Joseph Boyer.
Each player has eight additional grasshoppers.
1 - GraTiA by Charles Gilman.
A blend of two historic variants
1 - Great chess.
An Indian/Turkish and very playable historic variant on a 10 by 10 board.
1 - Gufuu Shogi by Georg Dunkel.
Tiny variant on a 2x3 board with four pieces.
1 - Hadean Chess by Charles Daniel.
Expanded chess with short-range linear jumpers, augmented knights and zebras and more dynamic pawns.
1 - Half Chess by John Groeneman.
On a 4 by 8 board without pawns.
1 - Heavy Gravity Chess by Gary Gifford.
Chess with heavy gravity, Knights can't jump, Queens, Bishops, and Rooks are limited to 4 spaces per move, Kings move 1 diagonal
1 - Heroes Hexagonal Chess version 2 by Tony Quintanilla.
Updated version of Heroes Hexagonal Chess in 91 hexes.
1 - Hexagonal Raumschach by Kevin Pacey.
Three dimensional analogue of Glinski's Hexagonal Chess, based on Raumschach
1 - Hexajedrez by Carlos Cetina.
Variation of Dave McCooey's Hexagonal Chess
1 - Hex Shogi 91 by Fergus Duniho.
A hexagonal Shogi variant on a 91-space board
1 - Hiashatar.
Mongolian Great Chess played on a 10x10 board with a pair of Bodyguard pieces per side
1 - Ice Age Chess by Köksal Karakus.
Every 20th move, the board freezes and ice cubes appear on almost every empty square
1 - Invasion by Jean-Louis Cazaux.
A military inspired Chess variant played on an 84-squares board.
1 - Jupiter by Adrian King.
Huge chess variant on 16 by 16 board.
1 - Klin Zha by Leonard Loyd Jr..
Chesslike game played by Klingons from Star Trek on triangular board.
1 - Knight Court by JasonWittman.
Mate the knight with three pieces per player on a three by three board.
1 - Knightmate by Bruce Zimov.
Win by mating the knight
1 - Koopa Chess by Ralph Betza.
Form of chess based on the Mario Brothers series of video games.
1 - Korean Random Chess by Jose Carrillo.
A Korean Chess variation with a random setup and a few new rules
1 - Lancers Chess by Jeffrey T. Kubach.
chess with lancer piece, lancers instead of knights
1 - Lemurian Shatranj by Joe Joyce.
An 8x8 chess variant featuring shortrange pieces which may change directions.
1 - Lifeform Chess by Daniel MacDuff.
Instead of individual units, pieces are parts of the body of a giant animal.
1 - Lines of Relay (LoR) by Jörg Knappen.
Chess variant featuring a new type of morphing piece, the Lore apprentice, on a standard board together with the standard pieces
1 - Lions and Unicorns Chess by David Paulowich.
With the 16 standard pieces and 4 powerful leapers.
1 - Maces, Horse-apults, and Tulpas by Gary Gifford.
The game of Maces and Horse-apults with the likely use of tulpas pieces.
1 - Matrix Chess by David Cannon.
Chess played on a tessellation of pentagons and diamonds. The name comes from the matrix in which diamonds are found.
1 - Meirav by כהן דותן.
Pieces are buried before they are captured, buried pieces may capture other buried pieces.
1 - Millennium 3D Chess (tm) by William D’Agostino.
(Link.)
1 - Mimic Chess by Nick Wolff.
Chess on a larger board with 3 new pieces with constantly changing movement capabilities.
1 - Mini Thunder Chess by Fergus Duniho.
A small-scale hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess.
1 - Mir Chess by David Paulowich.
A variant part way between Shatranj and modern chess, with Chinese cannons added.
1 - Modern Random Chess by Jose Carrillo.
1 - Neutral King Chess by Vernon Parton.
V.R. Parton's game where two armies share a King both must try to mate.
1 - Noble WingS Chess by Mark Simpson.
Noble Wing - with twice as many variant pieces.
1 - Outback Chess by Timothy Newton.
New pieces on plus-shaped board
1 - Parachess by Tony Paletta.
Chess on a rhombus-tiled board.
1 - Pocket Polypiece Chess 43 by Antoine Fourrière.
Game with off-board pocket where all pieces of a type change when one piece of a type is moved normally
1 - Pocket Shogi Copper by wdtr2.
A Variant of Shogi with Copper General and Pocket
1 - Racing Kings by Vernon Parton.
From a special setup, be the first to have your king reach the last row
1 - Refusal Chess by Fred Galvin.
Refuse your opponent to make certain moves.
1 - Replacement Chess.
Captured pieces must be put on an empty square on the board.
1 - Rifle Chess by W. B. Seabrook.
Pieces are taken by shooting: capturing without moving
1 - Rose Chess XII by David Paulowich.
With Nightriders, (Half-)Roses, Spotted Gryphons and War Machines.
1 - Rotor-blades Chess by David Cannon.
Game played on a board that is both circular and trigonal.
1 - Round Honeycomb Chess by David Cannon.
A cross between Circular/Cylindrical Chess and Hexagonal Chess.
1 - Round Table Chess by Richard VanDeventer.
Chess variant on a board with round and square part.
1 - Samarcanda by Nuno Cruz.
Variant of Mideast Chess with Crooked Bishops
1 - Scirocco (original) by Adrian King.
On ten by ten board with over thirty different pieces.
1 - Secutor Chess by M Winther.
Introducing the Secutor piece, and new collision-capture, on a Gustavian board (zrf available).
1 - Share Squares by Jeffrey T. Kubach.
AKA "Two's Company; Three's a Crowd" shared square chess
1 - Shatar.
Mongolian chess.
1 - Shatranji by Fergus Duniho.
A hybrid of Shatranj and Chessgi.
1 - Spookyhouse Chess by Gabrielle Tomasko.
Strange and tricky dropchess
1 - Stealth Chess by Dice Corporation.
Commercial game with elements from Chess and from Stratego
1 - Symmetric Chess by Carlos Cetina.
Variant with two queens flanking the king usig the Bishops Conversion Rule.
1 - Symmetric Sissa by Carlos Cetina.
Variant on 9 by 9 board with symmetric setup and two Sissa's (generalized Knight-like sliders)
1 - Take Over Chess by Tony Quintanilla.
Jump across pieces to take them over from your opponent.
1 - Tardis Taijitu by Charles Gilman.
Xiang Qi board but with movable, bigger-inside-than-outside Fortresses
1 - Templar Chess by Adrian Alvarez de la Campa.
Features the unorthodox Templar on a board with eight extra squares.
1 - Tenjiku Shogi by H. G. Muller.
Fire Demons burn surrounding enemies, Generals capture jumping many pieces
1 - Tepuy by Roberto Lavieri.
A territorial game, with unique setup, movement and capturing.
1 - Tetrahedral Chess by Mark Thompson.
Three dimensional variant with board in form of tetrahedron.
1 - Throne Chess by Kevin Pacey.
Same game as chess, except playing King to K8 wins too, by Thronemate
1 - Through the Looking-Glass by Paolo .
Alice chess, but you see only a board
1 - Thunder Chess by Fergus Duniho.
A hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess.
1 - Timeline by George Marino.
Pieces travel through time on four 4 x 4 x 4 boards.
1 - Time Travel Chess by Gary Gifford.
Pieces can travel into the Future. Kings can also return to the Past!
1 - Tori Shogi by Ohashi Soei.
Tori Shogi, or Bird Shogi. A variant of Japanese Chess on a 7 by 7 board.
1 - Treeleaders Chess by Erez Schatz.
Large variant with non-similar armies.
1 - TRiPLiCiTY by David Jagger.
Three player hexagonal chess variant
1 - Tripunch Chess by Ralph Betza.
Knights become Nightriders, Rooks add Gryphon moves, Bishops add Aanca moves, and Queens become unbelievable
1 - UC-170-13 by Carlos Cetina.
Universal Chess version featuring 170 different kind of major pieces and 13 different kind of pawns.
1 - Unconventional Warfare Chess by Luiz Campos.
Variant based on modern warfare
1 - Unicorn Chess by David Paulowich.
10x10 variant with a new piece that moves as a Bishop or a Nightrider.
1 - Universal Chess by Carlos Cetina.
Introducing castling and the possibility of Black making the drops before White.
1 - Wand Chess by Ralph Betza.
Pieces have a magic wand, that gives random outcomes
1 - Warlord Games by Joe Joyce.
Structured multi-move abstract strategy games of battle
1 - Whale Shogi by R. Schmittberger.
Shogi variant.
1 - Wide Chess by Kevin Pacey.
Chess with 2 types of non-colourbound elephants added on a 12x8 board using fast castling rules
1 - Wide Nightrider Chess by Kevin Pacey.
Chess on a 12x10 board with Nightriders, Champions and fast castling rules
1 - Wild Kingdom by Nick Wolff.
Animal armies battle for control of the Wild Kingdom!
1 - Xiang Hex by Larry Smith.
1 - Yáng Qí by Fergus Duniho.
Yankee ingenuity adds new power to Chinese Chess
1 - Ziggurat by Glenn Overby II.
Mesopotamian-themed variant on a 43-square board.

To favorite a game, go to the game's rules page, and use the menu headed by the heart shape. This will be on the left side when the menu runs across the top of the screen, as it normally does on a desktop. If you're using a mobile device and must click a hamburger symbol to access the menu, it will be at the top. If the heart that heads the menu is solid red, that means you have favorited the game. If the heart is an empty outline, that means you have not favorited it. The number beside the heart will indicate how many people have favorited the game. Once you have found the heart menu, select the appropriate menu item. This should say ❤ Favorite This Game. To unfavorite a game, select the menu item that says 💔 Unfavorite This Game.