Items Authored by Fergus Duniho
Contest
- 84 Spaces Contest. Missing description Author: Fergus Duniho and Hans L. Bodlaender.
- Game Courier Tournament #1. A multi-variant tournament played on Game Courier. Author: Fergus Duniho.
- Game Courier Tournament #2. Sign up for our 2nd multi-variant tournament to be played all on Game Courier. Author: Fergus Duniho.
- Game Courier Tournament #3. Vote for which games should be in the third Game Courier tournament. Author: Fergus Duniho.
- Game Courier Tournament #4: An Introductory Semi-Potluck. A tournament to feature games good for introducing people to Chess variants. Author: Fergus Duniho.
- Rules for the 84 Spaces Contest. Contest held in 2002. Author: Hans L. Bodlaender and Fergus Duniho.
- Three Player Chess. Commercial Chess variant for three players. Author: Fergus Duniho. Inventor: Robert Zubrin.
- Voting on the contest to design a 10-chess variant. Voting rules and grouping of the games in four sets. Author: Fergus Duniho and Hans L. Bodlaender.
Craft
- Chess Variant Construction Set. Putting together a set of materials for playing several different Chess variants. Author: Fergus Duniho.
- Hexagonal chess: Make Your Own 91-Space Hexagonal Board. Files and directions for making a hexagonal chess board. Author: Fergus Duniho.
- Ribbon Boards. Make light, handsome, reshapable Chess variant boards out of Christmas ribbons. Author: Fergus Duniho.
- Shogi: Cut-Out Symbolic Shogi Pieces. Make your own Shogi set. Author: Fergus Duniho.
DTP
- Diagram Designer. Lets you display diagrams without uploading any graphics. By Fergus Duniho.
- HTML vs Markdown. A style guide to using Markdown or HTML on this site. Author: Fergus Duniho.
- The Nishiki-teki font's Chess variant characters. A listing of Chess variant piece characters in the Nishiki-teki font. Author: Fergus Duniho.
- The showpiece script. A script for displaying individual piece images with some modifications. By Fergus Duniho.
- Unicode Fonts with Chess Piece Images. Images of how the Unicode Chess piece characters are displayed in different fonts. Author: Fergus Duniho.
Game
- Alice Chess. Classic Variant where pieces switch between two boards whenever they move. (2x(8x8), Cells: 128) (Recognized!) Author: Edward Jackman and Fergus Duniho. Inventor: Vernon Rylands Parton.
- All the King's Men. British name of Smess, a Parker Brothers game in which arrows on squares determine the directions pieces may move. (7x8, Cells: 56) (Recognized!) Author: Fergus Duniho and David Howe. Inventor: Perry Grant.
- Anemic Chess. A more anemic version of Chess that replaces riders with weaker short-range pieces. Author: Claudio Martins Jaguaribe and Fergus Duniho. Inventor: Claudio Martins Jaguaribe.
- Anti-Chess. Lose all your pieces to win. Author: Fergus Duniho.
- Assimilation Chess. Increase your material by assimilating your opponent's pieces. (8x8, Cells: 64) By Fergus Duniho.
- Assimilation Fusion Chess. A hybrid of Assimilation Chess and Fusion Chess. Pieces combine and split apart. (8x8, Cells: 64) By Fergus Duniho.
- Balbo's chess. Board with a strange shape designed to make Bishops stronger in relation to Rooks. (Cells: 68) Author: Hans L. Bodlaender and Fergus Duniho. Inventor: M G Balbo.
- Baroque/Ultima. Game where each type of piece has a different capturing ability. (8x8, Cells: 64) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho. Inventor: Robert Abbott.
- Bedlam. A hybrid of Metamorphin' Fusion Chess and Chessgi. (8x8, Cells: 64) By Fergus Duniho.
- Brusky's Hexagonal Chess. Hexagonal adaptation of Chess with horizontal ranks. (8x12, Cells: 84) Author: Fergus Duniho. Inventor: Yakov Brusky.
- Caïssa Britannia. British themed variant with Lions, Unicorns, Dragons, Anglican Bishops, and a royal Queen. (10x10, Cells: 100) By Fergus Duniho.
- Carrera's Chess. Large chess variant from 17th century Italy. (10x8, Cells: 80) Author: Fergus Duniho. Inventor: D. Pietro Carrera.
- Cavalier Chess. All pieces except queens have some kind of knight-movement. (8x8, Cells: 64) By Fergus Duniho.
- Chaturanga. The first known variant of chess. (8x8, Cells: 64) Author: Fergus Duniho.
- Chess. The most popular of Chess variants, Chess itself. (8x8, Cells: 64) Author: Fergus Duniho.
- Chess for Three. A 3-player variant on an unusual board. Author: Fergus Duniho.
- Chess Variants Training. A site that helps you improve at Chess variants. Author: Fergus Duniho.
- Chinese Chess. Links and rules for Chinese Chess (Xiangqi). (9x10, Cells: 90) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho.
- Clockwork Orange Chess. Captured pieces are replaced with non-capturing counterparts. (8x8, Cells: 64) By Fergus Duniho.
- Complicacious Chess. Variant in which Chess piece change type. (8x8, Cells: 64) Author: Fergus Duniho. Inventor: Vernon Rylands Parton.
- Crazyhouse. A two-player version of Bughouse. (8x8, Cells: 64) (Recognized!) Author: Fergus Duniho.
- Demotion Chessgi. a Chessgi variant which is limited to 32 turns by demotions and the removal of Pawns. By Fergus Duniho.
- Double Moves. Move your opponent's pieces after moving your own. Author: Fergus Duniho. Inventor: Ronald Drinning.
- Doubles Chess. A four-player game for two teams on an unusual board. Author: Fergus Duniho. Inventor: Rick Gillespie and Henry Rolling.
- Eight Stone Chess Photographs. Additional photo's of set of Eight Stone Chess. Author: Fergus Duniho. Inventor: Jim Aikin.
- Embassy Chess. A 10x8 variant based on Grand Chess. (10x8, Cells: 80) Author: Fergus Duniho. Inventor: Kevin Hill.
- Eurasian Chess. Synthesis of European and Asian forms of Chess. (10x10, Cells: 100) By Fergus Duniho.
- Experiments in Symmetry. Several experimental games to test whether perfect symmetry makes a game better. By Fergus Duniho.
- Extra Move Chess. Double-move variant based on limitations of Zillions of Games. (8x8, Cells: 64) By Fergus Duniho.
- Fischer Random Chess. Play from a random setup. (8x8, Cells: 64) (Recognized!) Author: Terumi Kaneyasu and Fergus Duniho. Inventor: Robert J. Fischer.
- Fusion Chess. Variant in which pieces may merge together or split apart. (8x8, Cells: 64) By Fergus Duniho.
- Fusion Chessgi. A hybrid of Fusion Chess and Chessgi. By Fergus Duniho.
- Fusion Diamond 41. A Fusion Chess variant played on a diamond shaped board of 41 squares. (Cells: 41) By Fergus Duniho.
- Gothic Chess. A 10x8 variant using the same rules and equipment as Capablanca's Chess. (10x8, Cells: 80) Author: Fergus Duniho. Inventor: Ed Trice.
- Grand Cavalier Chess. The decimal version of Cavalier Chess. (10x10, Cells: 100) By Fergus Duniho.
- Gross Chess. A big variant with a small learning curve. (12x12, Cells: 144) By Fergus Duniho.
- Grotesque Chess. A variant of Capablanca's Chess with no unprotected Pawns. (10x8, Cells: 80) By Fergus Duniho.
- Halfgi. A hybrid of Chessgi and Ralph Betza's Half Chess. (8x8, Cells: 64) Author: Fergus Duniho. Inventor: Peter Aronson.
- Hex Shogi. A new family of hexagonal Shogi variants. By Fergus Duniho.
- Hex Shogi 41. Hexagonal shogivariant on board with 41 squares. (Cells: 41) By Fergus Duniho.
- Hex Shogi 81. A hexagonal Shogi variant on an 81-space board. (9x9, Cells: 81) By Fergus Duniho.
- Hex Shogi 91. A hexagonal Shogi variant on a 91-space board. (Cells: 91) By Fergus Duniho.
- Holywar. Variant with 6 by 6 board with four additional corner squares. (6x6, Cells: 40) By Fergus Duniho.
- Interdependent Chess. A 42 square variant in which pieces borrow capturing ability from other pieces. (6x7, Cells: 42) By Fergus Duniho.
- Janggi: Korean Chess. The variant of chess played in Korea. (9x10, Cells: 90) (Recognized!) Author: Fergus Duniho and Jean-Louis Cazaux.
- Japanese Chess. Missing description (9x9, Cells: 81) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho.
- Kamikaze Mortal Shogi. Send your Kamikazes on suicide missions in this Shogi variant. (9x9, Cells: 81) Author: Fergus Duniho. Inventor: Fergus Duniho and Roberto Lavieri.
- King's Run. An entry for the 32-turn contest that is based on Logan's Run. By Fergus Duniho.
- Lion Chess. Replaces the riders in Chess with hoppers. Author: Fergus Duniho. Inventor: Joseph Boyer.
- Mammoth Chess. Large Variant. (10x10, Cells: 96) Author: Fergus Duniho. Inventor: Kevin Begley.
- Metamorph Chess. Variant in which pieces transform by fixed rules into other pieces. (8x8, Cells: 64) By Fergus Duniho.
- Metamorphin' Assimilation Chess. A hybrid of Metamorph Chess and Assimilation Chess. By Fergus Duniho.
- Metamorphin' Fusion Chess. A hybrid of Metamorph Chess and Fusion Chess. By Fergus Duniho.
- Mini Thunder Chess. A small-scale hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess. (6x7, Cells: 42) By Fergus Duniho.
- Mortal Chessgi. A Chessgi game in which captures reduce material. (8x8, Cells: 64) By Fergus Duniho.
- Mortal Shogi. A Shogi variant in which pieces aren't all immortal. (9x9, Cells: 81) Author: Fergus Duniho. Inventor: Roberto Lavieri and Fergus Duniho.
- Quantum Chess. Chess meets Quantum Physics. Author: Fergus Duniho.
- RChess. A news site on Chess. (8x8, Cells: 64) Author: Fergus Duniho.
- Reroute66. A simpler game using the same board as Gerd Degens' Chess66. (10x8, Cells: 66) By Fergus Duniho.
- Seirawan Chess. It's Chess with the option to drop some additional pieces on the board. (8x8, Cells: 64) Author: Fergus Duniho. Inventor: Yasser Seirawan and Bruce Harper.
- Sentai Chess. Chess variant inspired by Power Rangers; precursor to Fusion Chess. By Fergus Duniho.
- Shafran's Hexagonal Chess. Hexagonal variant from the early Soviet Union. Author: Fergus Duniho. Inventor: Isaak Grigorevich Shafran.
- Shatranj. The widely played Arabian predecessor of modern chess. (8x8, Cells: 64) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho.
- Shatranji. A hybrid of Shatranj and Chessgi. (8x8, Cells: 64) By Fergus Duniho.
- Shogi. Missing description (9x9, Cells: 81) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho.
- Smegi. Arrows on squares show where pieces can go - crossover between Smess and Shogi. (5x8, Cells: 40) By Fergus Duniho.
- Smess. British name of Smess, a Parker Brothers game in which arrows on squares determine the directions pieces may move. (7x8, Cells: 56) (Recognized!) Author: Fergus Duniho and David Howe. Inventor: Perry Grant.
- Spherical chess. Sides of the board are considered to be connected to form a sphere. (8x8, Cells: 64) Author: Alessandro Castelli and Fergus Duniho. Inventor: Don Miller and Leo Nadvorney.
- ST3DRoth. Charlie Roth's Revision of Star Trek 3D Chess. Author: Fergus Duniho. Inventor: Charles Roth and Andrew Bartmess.
- Stanley Random Chess . Missing description Author: Fergus Duniho. Inventor: Austin Lockwood.
- Star Trek 3D Chess for Tournaments. A variation of Star Trek 3D Chess designed for tournament play. Author: Fergus Duniho. Inventor: Jens Meder and Andrew Bartmess.
- Storm the Ivory Tower. A Smess adaptation of Chinese Chess. (9x10, Cells: 90) By Fergus Duniho.
- Take the Brain. British name of Smess, a Parker Brothers game in which arrows on squares determine the directions pieces may move. (7x8, Cells: 56) (Recognized!) Author: Fergus Duniho and David Howe. Inventor: Perry Grant.
- Three Player Hex Shogi 91. a hexagonal Shogi variant for three players. (Cells: 91) By Fergus Duniho.
- Thunder Chess. A hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess. (64x(8x8)) By Fergus Duniho.
- Traitor Chess. Some of your pieces are traitors and can suddenly be controlled by your opponent. (8x8, Cells: 64) Author: João Pedro Neto and Fergus Duniho. Inventor: João Pedro Neto.
- Tridimensional Chess (Star Trek). Three-dimensional chess from Star Trek. (7x(), Cells: 64) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho. Inventor: Andrew Bartmess.
- Ultima. Game where each type of piece has a different capturing ability. (8x8, Cells: 64) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho. Inventor: Robert Abbott.
- Univers Chess. A Carrera's Chess variant based on Bruno Violet's Universal Chess. (10x8, Cells: 80) By Fergus Duniho.
- Voidrider Chess. A 43 square variant with movable spaces. (7x9, Cells: 43) By Fergus Duniho.
- Wildebeest Chess. Variant on an 10 by 11 board with extra jumping pieces. (11x10, Cells: 110) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho. Inventor: R. Wayne Schmittberger.
- Wormhole Chess. When a piece leaves a square, it `folds' together. (8x8, Cells: 64) By Fergus Duniho.
- Xiangqi (象棋): Chinese Chess. Links and rules for Chinese Chess (Xiangqi). (9x10, Cells: 90) (Recognized!) Author: Hans L. Bodlaender and Fergus Duniho.
- Yáng Qí. Yankee ingenuity adds new power to Chinese Chess. (9x10, Cells: 90) By Fergus Duniho.
Graphics
- Abstract Chess Pieces. Icons of chess and chess variant pieces. Author: Fergus Duniho.
- Diagrammatic Shogi Pieces. Icons of shogi pieces in diagram style. Author: Fergus Duniho.
- Iconographic Chinese Pieces. Icons of Xiangqi pieces in Western style. Author: Fergus Duniho.
- Motif Piece Set. Icons of chess and chess variant pieces. Author: Fergus Duniho.
- Motif Shogi Pieces. Motif style Shogi pieces made from photos of wood. Author: Fergus Duniho.
- National Standard Chinese Pieces for Chinese Chess and Variants. Icons for pieces of Xiangqi and variants using the official Red China standard font. Author: Fergus Duniho.
- Traditional Chinese Pieces for Chinese Chess and Variants. Icons of pieces for Xiangqi and variants using a Chinese font. Author: Fergus Duniho.
- Western Shogi Pieces. Icons of shogi pieces in western style. Author: Fergus Duniho.
- Xorix Shogi Pieces. Hexadecimal, diagrammatic pieces for Xorix Shogi. Author: Fergus Duniho.
Java
- Coffee Chinese Chess. A freeware Java applet for playing Chinese Chess. Author: Fergus Duniho. Inventor: Pham Hong Nguyen.
Jocly
- Cavalier Chess. Play Cavalier Chess with Jocly. By Fergus Duniho.
- Embassy Chess. Play Embassy Chess with Jocly. Author: Fergus Duniho. Inventor: Kevin Hill.
- Grand Cavalier Chess. Play Grand Cavalier Chess with Jocly. By Fergus Duniho.
- Grotesque Chess. Play Grotesque Chess with Jocly. Author: Fergus Duniho and The Jocly Team. Inventor: Fergus Duniho.
- Modern Carrera's Chess. Play Modern Carrera's Chess with Jocly. Author: Fergus Duniho and The Jocly Team. Inventor: Fergus Duniho and Sam Trenholme.
- Univers Chess. Play Univers Chess with Jocly. Author: Fergus Duniho and The Jocly Team. Inventor: Fergus Duniho.
Misc
- Chess Variant Pages: Privacy Policy. Missing description Author: Fergus Duniho.
- Chess Variant Pages: Terms of Service. What is expected of members and visitors. Author: Fergus Duniho.
- Featured Chess Variants. Chess Variants Featured in our Page Headers. Author: Fergus Duniho.
- First GC Tournament Approval Poll Results. The latest results of the approval poll for selecting the games to be played in the first Game Courier tournament. Author: Fergus Duniho.
- Game Courier. Web-based system for playing many different variants by email or in real-time. By Fergus Duniho.
- Game Courier Settings Files. Keep track of all the settings files you have written for Game Courier. Author: Fergus Duniho.
- Games for Game Courier. The many games you can play online with Game Courier. Author: Fergus Duniho.
- Homepage. Homepage of The Chess Variant Pages. Author: Fergus Duniho.
- Login. Sign in to the Chess Variant Pages. Author: Fergus Duniho.
- On Designing Good Chess Variants. Design goals and design principles for creating Chess variants. Author: Fergus Duniho.
Organization
- AISE. Associazione Italiana Scacchi Eterodossi: the world leading Italian chess variant organization. Author: Alessandro Castelli and Fergus Duniho.
- FIDE. Fédération Internationale des Échecs. (8x8, Cells: 64) Author: Fergus Duniho.
- Italian Association of Chess Variants. Associazione Italiana Scacchi Eterodossi: the world leading Italian chess variant organization. Author: Alessandro Castelli and Fergus Duniho.
- NOST. kNights Of the Square Table. Author: Fergus Duniho.
- USCF. United States Chess Federation. (8x8, Cells: 64) Author: Fergus Duniho.
PBM
- Aberg's variation of Capablanca's Chess. Play this variation on the Play-by-Email system! Author: Fergus Duniho. Inventor: Hans Aberg.
- Al-Ces. Variant on 10 by 10 board with 30 pieces per player. Author: Fergus Duniho. Inventor: Köksal Karakus.
- Alice Chess. Play this classic variant in which pieces switch between boards whenever they move. (Recognized!) Author: Fergus Duniho. Inventor: Vernon Rylands Parton.
- Anti-King Chess II. Win by putting your opponent's Anti-King out of check. Author: Fergus Duniho and Tony Quintanilla. Inventor: Peter Aronson.
- Assimilation Chess. Play this variant in which pieces assimilate the powers of captured pieces. By Fergus Duniho.
- Asteryx Chess. Preset for variant with asteryx shaped 43-space hexagonal board. Author: Fergus Duniho. Inventor: David Jagger.
- Bedlam. Play this hybrid of Fusion Chess, Metamorph Chess, and Chessgi. By Fergus Duniho.
- Berolina Chess. Classic variant with different moving pawns. Author: Fergus Duniho.
- Big Board Chess. Play Big Board Chess online with Game Courier. Author: Fergus Duniho. Inventor: Alfred Schönfelder.
- Brand X Random Chess. Play Chess with a randomized setup. By Fergus Duniho.
- Caïssa Britannia. Play this British-themed game with royal Queens plus Lions, Unicorns, and Dragons. By Fergus Duniho.
- Capablanca Random Chess. Randomized setup for Capablanca chess. Author: Fergus Duniho. Inventor: Reinhard Scharnagl.
- Capablanca's Chess. Play Capablanca's Chess on the Play-by-Mail system! Author: Fergus Duniho. Inventor: Jose Raul Capablanca.
- Cavalier Chess. All pieces except queens have some kind of knight-movement. By Fergus Duniho.
- Chaturanga. Oldest known form of chess. (Recognized!) Author: Fergus Duniho.
- Checkers. The most popular game besides Chess played on the same board. Author: Fergus Duniho.
- Chess. Play Chess online with other people, using Game Courier, a PBM system that works with any web browser on any computer. Author: Fergus Duniho.
- Chess on the Dot. Play this adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Joshua Chou.
- Chess with Different Armies. A Ralph Betza personal favorite: Features series of armies with approximately the same strength as the FIDE army. (Recognized!) Author: David Howe and Fergus Duniho. Inventor: Ralph Betza.
- Chessgi. Play this hybrid of Chess and Shogi. Author: Fergus Duniho.
- Chinese Chess. Play Xiang Qi, the Chinese form of Chess. Author: Fergus Duniho.
- Circular Chess. PBM Preset for Circular Chess. Author: Fergus Duniho. Inventor: Dave Reynolds.
- Clockwork Orange Chess. Condition your opponent's pieces to be non-violent. By Fergus Duniho.
- 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.
- Courier Chess. A large historic variant from Medieval Europe. Author: Fergus Duniho.
- Crazyhouse. Play this two-player version of Bughouse. (Recognized!) Author: Fergus Duniho.
- Cylindrical Chess. Sides of the board are supposed to be connected. Author: Antoine Fourrière and Fergus Duniho.
- Delegating Chess. 84 square variant in which pieces delegate moving powers. Author: Fergus Duniho. Inventor: João Pedro Neto.
- Devingt Chess. Game Courier to play Devingt Chess, on a 10x10 board with Sages (=Camels). Author: Fergus Duniho. Inventor: Leopold de Labrousse.
- Double Chess. FIDE Chess x 2(with extra queen replacing what would be an extra king). Author: Fergus Duniho and Antoine Fourrière. Inventor: David Short.
- Double 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.
- Duel Chess. PBM Preset for 43-space variant played on two boards. Author: Fergus Duniho. Inventor: Erez Schatz.
- Embassy Chess. Play this modern Bird's Chess variant based on the setup of Grand Chess. Author: Fergus Duniho. Inventor: Kevin Hill.
- Episcopal Chess. Play this symmetric version of Chess online. By Fergus Duniho.
- Eurasian Chess. Synthesis of European and Asian forms of Chess. By Fergus Duniho.
- Extinction Chess. Win by capturing every piece of the same type. (Recognized!) Author: Fergus Duniho and Antoine Fourrière. Inventor: R. Wayne Schmittberger.
- Extra Move Chess. Move twice per turn with Extra Move Chess. By Fergus Duniho.
- Fischer Random Chess. Play Bobby Fischer's randomized Chess variant on Game Courier. (Recognized!) Author: Fergus Duniho. Inventor: Robert J. Fischer.
- Fusion Chess. Play this variant in which pieces combine and split apart. By Fergus Duniho.
- Fusion Diamond 41. A Fusion Chess variant played on a diamond shaped board of 41 squares. By Fergus Duniho.
- Game Courier. PHP script for playing Chess variants online. By Fergus Duniho.
- Go. Play Go with Game Courier. Author: Fergus Duniho.
- Grand Cavalier Chess. Decimal variant with Cannons and Cavalier Chess pieces. By Fergus Duniho.
- Grand Chess. Decimal variant with Cardinals and Marshalls. Author: Fergus Duniho. Inventor: Christian Freeling.
- Great Chess. An Indian/Turkish and very playable historic variant on a 10 by 10 board. Author: Fergus Duniho.
- Gross Chess. Play this 144 square variant online with Game Courier. By Fergus Duniho.
- Grotesque Chess. Play this variant of Capablanca's Chess that leaves no Pawns unprotected. By Fergus Duniho.
- Hex Shogi 41. Hexagonal shogivariant on board with 41 spaces. By Fergus Duniho.
- Hex Shogi 81. A hexagonal Shogi variant on an 81-space board. By Fergus Duniho.
- Hex Shogi 91. A hexagonal Shogi variant on a 91-space board. By Fergus Duniho.
- Hexagonal Chess (Glinski). Chess on a board made out of hexagons. (Recognized!) Author: Fergus Duniho. Inventor: Wladyslaw Glinski.
- Hexagonal Chess (McCooey). Chess on a board, made out of hexes. (Recognized!) Author: Fergus Duniho. Inventor: Dave McCooey.
- Hexmate. A two-player variant on a hex board made up of 127, 3-color hexagons. Author: Fergus Duniho. Inventor: Michael A. Rouse.
- Hostage Chess. Play this Chessgi-like game in which no pieces change sides. (Recognized!) Author: Fergus Duniho. Inventor: John Leslie.
- Interdependent Chess. A 42 square variant in which pieces borrow capturing ability from other pieces. By Fergus Duniho.
- Janus Chess. Play Janus Chess on Game Courier. Author: Fergus Duniho. Inventor: Werner Schoendorf.
- Kamikaze Mortal Shogi. Send your Kamikazes on suicide missions in this Shogi variant. Author: Fergus Duniho. Inventor: Fergus Duniho and Roberto Lavieri.
- Korean Chess. Play Korea's regional Chess variant on Game Courier. Author: Fergus Duniho.
- Mad Chess (Steel=White). Chess variant with unequal armies on 10 by 10 board. Author: Fergus Duniho. Inventor: Jason D. Wittman.
- Mad Chess (Stone=White). Chess variant with unequal armies on 10 by 10 board. Author: Fergus Duniho. Inventor: Jason D. Wittman.
- Mad Queen Shogi. Play this new Chess/Shogi hybrid on Game Courier. Author: Fergus Duniho. Inventor: Larry L. Smith.
- Marseillais Chess. Move twice per turn. (Recognized!) Author: Fergus Duniho.
- Metamachy. Play this large game with a variety of regular fairy pieces. Author: Fergus Duniho. Inventor: Jean-Louis Cazaux.
- Metamorph Chess. Play this variant in which pieces frequently promote or demote. By Fergus Duniho.
- Miller's Spherical Chess. Play this early adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Don Miller.
- Mini Thunder Chess. A small-scale hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess. By Fergus Duniho.
- Mir Chess. Play this variant that is mid-powered between Chess and Shatranj. Author: Fergus Duniho and David Paulowich. Inventor: David Paulowich.
- Modern Carrera's Chess. Play this modern version of Carrera's Chess on Game Courier. Author: Fergus Duniho. Inventor: Fergus Duniho and Sam Trenholme.
- Mortal Chessgi. Play this Chessgi variant in which each capture decreases material. By Fergus Duniho.
- Mortal Shogi. Play this Shogi variant in which pieces may die. Author: Fergus Duniho. Inventor: Roberto Lavieri and Fergus Duniho.
- Motorotor. Play this small variant with a rotating board. Author: Fergus Duniho. Inventor: Gavin King.
- 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.
- Nadvorney's Spherical Chess. Play Nadnorney's adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Leo Nadvorney.
- Omega Chess. This preset for Omega Chess enforces the rules and spots check, checkmate, and stalemate. Author: Fergus Duniho.
- Pocket Mutation Chess. Take one of your pieces off the board, maybe change it, keep it in reserve, and drop it on the board later. Author: Tony Quintanilla and Fergus Duniho. Inventor: Michael Nelson.
- Pocket Polypiece Chess. Play Pocket Polypiece Chess online with Game Courier. Author: Antoine Fourrière and Fergus Duniho. Inventor: Antoine Fourrière.
- Reroute66. Play this adaptation of Chess to a 66 space board with some overlapping spaces. (10x8, Cells: 66) By Fergus Duniho.
- 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.
- Shatra. Old game from the Altai from Russia, on special shaped board with draughts-like capture. Author: Fergus Duniho.
- Shatranj. The widely played historic Arabian game, predecessor of modern chess. (Recognized!) Author: Fergus Duniho.
- Shatranji. Chessgi with Shatranj pieces. By Fergus Duniho.
- Shogi. Play the Japanese form of Chess, in which captured pieces can be dropped back as your own. (Recognized!) Author: Fergus Duniho.
- Shogi with Impassable Kings. A modest fix to Shogi that makes impasses impossible. By Fergus Duniho.
- Smess. Play this old Parker Brothers game in which arrows direct movement. (Recognized!) Author: Fergus Duniho. Inventor: Reuben Klamer.
- 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. Author: Fergus Duniho. Inventor: Jianying Ji.
- Storm the Ivory Tower. Play this Smess adaptation of Chinese Chess by email. By Fergus Duniho.
- Templar Chess. Play Templar Chess on Game Courier. Author: Fergus Duniho. Inventor: Adrian Alvarez de la Campa.
- Thunder Chess. Play this hybrid of Fusion, Assimilation, and Metamorph Chess. By Fergus Duniho.
- Transcendental Chess. Play Chess with a randomized setup on Game Courier. Author: Fergus Duniho. Inventor: Max Lawrence.
- U-Chess. Play Unambiguous Three-Symbol Chess online. Author: Fergus Duniho.
- Ultima. Game where each type of piece has a different capturing ability. (Recognized!) Author: Fergus Duniho. Inventor: Robert Abbott.
- 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.
- Univers Chess. Play this Carrera's Chess variant with no unprotected Pawns on Game Courier. By Fergus Duniho.
- Vegas Fun Chess. Play Chess with a pair of Chess dice. Author: Fergus Duniho. Inventor: George Koltanowski.
- Victorian Chess. Play Victorian Chess on Game Courier. Author: Fergus Duniho. Inventor: David Paulowich and John Kipling Lewis.
- Voidrider Chess. A 43 square variant with movable spaces. By Fergus Duniho.
- Wildebeest Chess. Stars the Wildebeest which moves as knight or camel. Author: Fergus Duniho. Inventor: R. Wayne Schmittberger.
- Wormhole Chess. When a piece leaves a square, it `folds' together. By Fergus Duniho.
- Xiang Hex. Play this hexagonal adaptation of Chinese Chess on Game Courier. Author: Fergus Duniho. Inventor: Larry L. Smith.
- Xorix Shogi. Automated, rule-enforcing preset for playing Xorix Shogi on Game Courier. Author: Fergus Duniho. Inventor: (zzo38) A. Black.
- Yáng Qí. Westernized adaptation of Chinese Chess. By Fergus Duniho.
- Yapsan's Spherical Chess. Play this early adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Peter Yapsan.
Photo
- Bomberman Chess Photographs. Variant on 8 by 10 board with bombs and diffusers. Author: Fergus Duniho.
- Cambaluc Chinese Chess Photos. A commercially produced Chinese Chess set with Staunton pieces. Author: Fergus Duniho.
- Capablanca's Chess Photographs. Pictures of a set based on Capablanca's 8x10 variant. Author: Fergus Duniho. Inventor: Jose Raul Capablanca.
- Cavalier Chess Photographs. All pieces except queens have some kind of knight-movement. By Fergus Duniho.
- Courtyard Photographs. Photo's of constructed set of 40 squares variant. Author: Fergus Duniho.
- Grand Cavalier Chess Photographs. Photo's of home made set of large chess variant. By Fergus Duniho.
- Handmade Magnetic Chinese Chess Set. Photo's of Xiangqi set made from magnetic chess and checkers sets. Author: Fergus Duniho.
- Holywar Photographs. Variant with 6 by 6 board with four additional corner squares. By Fergus Duniho.
- Homemade Symbolic Shogi Pieces. Photos of pieces made from computer printed stickers on foam board. By Fergus Duniho.
- House of Staunton Chess Variant Kits. Photos of Chess variant pieces sold by the House of Staunton. Author: Fergus Duniho.
- Internationalized Chinese Chess. Photos of a commercial Staunton set for playing Xiangqi, Janggi, and Chess. Author: Fergus Duniho and John Davis.
- Kings Court Photographs. Photo's of oblong 12 by 8 chess variant. Author: Fergus Duniho. Inventor: Sidney LeVasseur.
- Korean Chess Photos. Photos of a traditional Korean Chess set on a homemade board. Author: Fergus Duniho.
- Peter Ganine's Superba Set. Photos of the Superba (a.k.a. Gothic) pieces designed by Peter Ganine. Author: Fergus Duniho.
- Philosophers Chess. Photo's of 40 squares chess variant. Author: Fergus Duniho. Inventor: Darren Izzard.
- Smegi Photographs. Photo's of small chess variant, a hybrid of Smess and Shogi. By Fergus Duniho.
- Xhess Photographs. Photo's of large chess variant. Author: Fergus Duniho. Inventor: David Howe.
- Xiangqi. Photos of a Chinese Chess set made from poker chips and posterboard tiles. Author: Fergus Duniho.
Piececlopedia
- Advancer. Moves like a Queen, but captures by approach. Author: Ben Good and Fergus Duniho. Inventor: David Howe.
- Alfil. Jumps two diagonally (see Alfil). Author: Fergus Duniho.
- Alibaba. Jumps two orthogonally or diagonally. Author: Fergus Duniho.
- Amazon. See Amazon. Can move as queen or as knight. Author: Fergus Duniho.
- Archbishop. Moves as Bishop or as Knight. Author: Fergus Duniho and David Howe.
- Bishop. Moves arbitrary number of unobstructed squares diagonally. Author: Fergus Duniho.
- Cannon. Moves like rook, but must jump when taking. Author: Fergus Duniho.
- Cardinal. Moves as Bishop or as Knight. Author: Fergus Duniho and David Howe.
- Centaur. Moves as Knight or Man. Also known as Centaur. Author: Fergus Duniho.
- Champion. Moves one orthogonally or jumps two orthogonally or diagonally. Author: Ben Good and Fergus Duniho.
- Chancellor. Fairy Chess name for Rook+Knight compound. Author: Fergus Duniho and David Howe.
- Commoner. Moves to any adjacent square, like a King, but not royal. Author: Sergey Sirotkin and Fergus Duniho.
- Crowned Knight. Moves as Knight or Man. Also known as Centaur. Author: Fergus Duniho.
- Crowned Rook. Moves as Rook or Ferz. Also known as Dragon King. Author: Fergus Duniho.
- Dragon Horse. Moves as Bishop or Wazir. Author: Fergus Duniho.
- Dragon King. Moves as Rook or Ferz. Also known as Dragon King. Author: Fergus Duniho.
- The Elephant. Jumps two diagonally (see Alfil). Author: Fergus Duniho.
- Empress. See Amazon. Can move as queen or as knight. Author: Fergus Duniho.
- Empress. Fairy Chess name for Rook+Knight compound. Author: Fergus Duniho and David Howe.
- Ferz. Moves one diagonally. Author: Fergus Duniho and Hans L. Bodlaender.
- Honorable Horse. Moves forward as a Knight. Author: Fergus Duniho.
- King. Royal piece moving one in arbitrary direction. Author: Hans L. Bodlaender and Fergus Duniho.
- Knight (a.k.a. Horse). Makes a (1,2)-jump. Author: Fergus Duniho and Hans L. Bodlaender.
- Leo. Moves on queen lines, but must jump once when taking. Author: Hans L. Bodlaender and Fergus Duniho. Inventor: T. R. Dawson.
- Lion (2). Moves on queen-lines but must jump exactly one piece. Appears in fairy chess problems. Author: Hans L. Bodlaender and Fergus Duniho.
- Maharaja. See Amazon. Can move as queen or as knight. Author: Fergus Duniho.
- Man. Moves to any adjacent square, like a King, but not royal. Author: Sergey Sirotkin and Fergus Duniho.
- Mao. Moves as knight but cannot jump. Author: Fergus Duniho and Ben Good.
- Marshall. Fairy Chess name for Rook+Knight compound. Author: Fergus Duniho and David Howe.
- Paladin. Moves as Bishop or as Knight. Author: Fergus Duniho and David Howe.
- Pao. Moves like rook, but must jump when taking. Author: Fergus Duniho.
- Pawn. Moves straight forward, takes diagonally forwards, and can promote. Author: Hans L. Bodlaender and Fergus Duniho.
- Piececlopedia Guidelines. Missing description Author: Fergus Duniho.
- Princess. Moves as Bishop or as Knight. Author: Fergus Duniho and David Howe.
- Rook (a.k.a. Chariot). Moves across unobstructed orthogonal line. Author: Fergus Duniho.
- Squirrel. Jumps two orthogonally, two diagonally, or like a knight. Author: Hans L. Bodlaender and Fergus Duniho. Inventor: Dr. Francesco Piacenza.
- Terror. See Amazon. Can move as queen or as knight. Author: Fergus Duniho.
- Wildebeest. A Knight/Camel compound from Wildebeest Chess. Author: Fergus Duniho. Inventor: R. Wayne Schmittberger.
Poll
- Approval Poll for 1st Game Courier Tournament. Vote for the games you would like to play in a multivariant Game Courier tournament. Author: Fergus Duniho.
- Approval Poll for Game Courier Tournament #3. Vote for which games you want in the third Game Courier tournament. Author: Fergus Duniho.
- Fall 2005 Poll for New Recognized Variant. Vote for the new addition to the recognized Chess variants list for Fall 2005. Author: Fergus Duniho.
- Game Courier Tournament #2 Approval Poll. Vote for which games you would like to play in the second Game Courier Tournament. Author: Fergus Duniho.
- Game Courier Tournament #2 Preference Poll. Rank the candidates for the next Game Courier tournament in order of preference. Author: Fergus Duniho.
- New Recognized Variant Poll for Spring 2006. Vote for our next new recognized variant before the end of Spring. Author: Fergus Duniho.
- Poll for April 2005's Recognized Variant of the Month. Vote to select the Recognized Variant of the Month for April, 2005. Author: Fergus Duniho.
- Poll for February 2005's Recognized Variant of the Month. Vote to select the Recognized Variant of the Month for February, 2005. Author: Fergus Duniho.
- Poll for January 2005's Recognized Variant of the Month. Vote to select the Recognized Variant of the Month for January, 2005. Author: Fergus Duniho.
- Poll for January 2006's Recognized Variant of the Month. Vote to select the Recognized Variant of the Month for January, 2006. Author: Fergus Duniho.
- Poll for June 2006's Recognized Variant of the Month. Vote to select the Recognized Variant of the Month for June, 2006. Author: Fergus Duniho.
- Poll for November 2004's Recognized Variant of the Month. Vote to select the Recognized Variant of the Month for November, 2004. Author: Fergus Duniho.
- Poll for October 2004's Recognized Variant of the Month. Vote to select the Recognized Variant of the Month for October, 2004. Author: Fergus Duniho.
- Preference Poll for 1st GC Tournament. Rank your preferences for which games you would like to play in the first Game Courier tournament. Author: Fergus Duniho.
- Preference Poll for Third Game Courier Tournament. Sign up for the 3rd Game Courier tournament by voting in this poll. Author: Fergus Duniho.
- Summer 2005 Poll for New Recognized Variant. Vote for the new addition to the recognized Chess variants list for Summer 2005. Author: Fergus Duniho.
- Winter 2005 Poll for New Recognized Variant. Vote for the new addition to the recognized Chess variants list for Winter 2005. Author: Fergus Duniho.
- Winter 2006 Poll for New Recognized Variant. Vote for the new addition to the recognized Chess variants list for Winter 2006. Author: Fergus Duniho.
Problem
- Xiangqi problem. A complicated Xiangqi problem. Author: Hans L. Bodlaender and Fergus Duniho. Inventor: C. K. Lai.
Program
- BCMShogi. A versatile and customizable Shogi program. Author: Fergus Duniho. Inventor: Bernard C. Maerz.
- ChessCraft. An Android app for playing Chess variants. Author: Fergus Duniho.
- HiddenLynx. A beautiful, user-friendly, Windows program for Chinese Chess. Author: Fergus Duniho. Inventor: Mikko Oksalahti.
- Qianhong. Chinese Chess for Windows. Author: Fergus Duniho. Inventor: Jeremy Craner.
- Zillions of Games. It can play an endless variety of abstract board games, and we have a large collection of Chess variants you can play on it. Author: Fergus Duniho. Inventor: Jeff Mallett and Mark Lefler.
Reference
- Average Game Ratings. An ordered list of the ratings for the games on this site. Author: Fergus Duniho.
- Chess Variant Inventors. Find out which inventors have the most games listed here. Author: Fergus Duniho.
- Chess Variants PBM Instructions. Help page for the Chess Variants Play-by-Mail system. Author: Fergus Duniho.
- Favorite Games. Chess variants favorited by our members. Author: Fergus Duniho.
- Favorite Games of their Inventors. What the Chess variant inventors here consider their best work. Author: Fergus Duniho.
- GAME Code Tutorial. Tutorial on how to program a game for Game Courier. By Fergus Duniho.
- Game Courier Developer's Guide. Learn how to design and program Chess variants for Game Courier. Author: Fergus Duniho.
- Game Courier History. History of the Chess Variants Game Courier PBM system. By Fergus Duniho.
- Game Courier User's Guide. How to play games with the CV Play-by-Mail system. Author: Fergus Duniho.
- How to Design and Post Your Own Game. A reference for those who want to post their own games here. Author: Fergus Duniho.
- How to Enforce Rules in Game Courier. A tutorial on programming a rule-enforcing preset in the GAME Code language. Author: Fergus Duniho.
- How to Make Your Game Display Legal Moves in Game Courier. A Game Courier Tutorial. Author: Fergus Duniho.
- How to Program Multi-Move Variants for Game Courier. A tutorial with examples borrowed from code for Marseillais Chess and Extra Move Chess. Author: Fergus Duniho.
- How to Program Piece Drops for Game Courier. A tutorial on including Shogi-style piece drops in a Game Courier preset. Author: Fergus Duniho.
- Preferred format of HTML code. Our guidelines on writing HTML code for submissions to our site. Author: Hans L. Bodlaender and Fergus Duniho.
- Privacy Policy. What information we keep about you and how we protect your privacy. Author: Fergus Duniho.
- Programming Piece Movement in Game Courier. A tutorial on two different ways to program piece movement in Game Courier. Author: Fergus Duniho.
- Rules of Chess: Check, Mate, and Stalemate. Answers to frequently asked questions. Author: Hans L. Bodlaender and Fergus Duniho.
- Rules of Chess: En passant capture FAQ. Answers to some questions about the en passant capture rule. Author: Hans L. Bodlaender and Fergus Duniho.
- Rules of Chess: Pawns FAQ. Rules of promotion and movement of pawns explained. Author: Hans L. Bodlaender and Fergus Duniho.
- Rules of Chess: The 50 moves rule. Answer to a frequently asked question on the rules of chess. Author: Hans L. Bodlaender and Fergus Duniho.
- Tags Listing. A listing of the tags used on our pages. Author: Ben M Reiniger and Fergus Duniho.
- The Chess Variants Game Courier FAQ. Answers to various questions about Game Courier. Author: Fergus Duniho.
- The Fairychess Include File for Game Courier - A Tutorial. How to use the fairychess include file to program games for Game Courier. Author: Fergus Duniho.
- The History of Chess Variants. A brief history of Chess variants from Chaturanga to the 21st century. Author: Fergus Duniho.
- What is a Chess variant?. An essay on what distinguishes a Chess variant from other games. Author: Fergus Duniho.
- Where Can I Play Chess Variants?. Collected resources on where to play Chess variants. Author: Fergus Duniho.
- Which Chess Variants are Best?. Our collected resources for helping you find the best Chess variants. Author: Fergus Duniho.
- Who is Responsible for the Chess Variant Pages?. The editors, past editors, contributors, and inventors behind this site. Author: Fergus Duniho.
- Your Neighbors. Find members of this site who live in your neighborhood. Author: Fergus Duniho.
Shop
- Shop for Board Games. Selected board games and board game search results on Amazon. Author: Fergus Duniho.
- Shop for Chess Books. Selected Chess books and Chess book search results from Amazon. Author: Fergus Duniho.
- Shop for Chess Variants. Chess variant equipment and books from Amazon. Author: Fergus Duniho.
- Shop for Games. Selected games and search results for games from Amazon. Author: Fergus Duniho.
Website
- 81Dojo. The International Shogi Server. Author: Fergus Duniho.
- Board Space. Website and app for playing abstract strategy board games. (8x8, Cells: 64) Author: Fergus Duniho.
- Fischer Random Chess email Club . Missing description Author: Fergus Duniho.
- Play.Chessvariants.com. The subdomain for playing Chess variants. Author: Fergus Duniho.
- PyChess. A free, open-source chess server designed to play several chess variants. (8x8, Cells: 64) Author: Fergus Duniho.
- Xiangqi Database. A large collection of Xiangqi games. Author: Fergus Duniho.
- Xiangqi.com Chinese Chess. A server for playing Xiangqi (Chinese Chess) online. Author: Fergus Duniho.
Video
- How to Play Chess: The Rules. YouTube Video on How to Play Chess. Author: Fergus Duniho.
Zillions
- 4 Armies . Each player controls two armies. Author: Fergus Duniho. Inventor: Patrick Riley.
- Alice Chess . New Alice Chess ZRF plays Alice Chess on two boards. Author: Fergus Duniho. Inventor: Vernon Rylands Parton.
- Assimilation Chess . Increase your material by assimilating your opponent's pieces. By Fergus Duniho.
- Assimilation Fusion Chess . A hybrid of Assimilation Chess and Fusion Chess. Pieces combine and split apart. By Fergus Duniho.
- Bedlam . A hybrid of Metamorphin' Fusion Chess and Chessgi. By Fergus Duniho.
- Black Hole Chess . Variant on board with 100 squares with hole in middle of board, combination pieces and hiding squares for kings. Author: Fergus Duniho. Inventor: David Short.
- British Chess ZRF . ZRF for British-themed variant with a royal Queen + Lions, Unicorns & Dragons. By Fergus Duniho.
- Cavalier Chess . All pieces except queens have some kind of knight-movement. By Fergus Duniho.
- Chessgi . Captured units become yours to drop onto the board. Author: Fergus Duniho.
- Clockwork Orange Chess . Captured pieces are replaced with non-capturing counterparts. By Fergus Duniho.
- Crazyhouse . A two-player version of Bughouse. (Recognized!) Author: Fergus Duniho.
- Demotion Chessgi . Chessgi variant limited to 32 turns by demotions and the removal of Pawns. By Fergus Duniho.
- Eurasian Chess . Synthesis of European and Asian forms of Chess. By Fergus Duniho.
- Extra Move Chess ZRF . Double-move variant based on limitations of Zillions of Games. By Fergus Duniho.
- Fusion Chess . Variant in which pieces may merge together or split apart. By Fergus Duniho.
- Fusion Chessgi . A hybrid of Fusion Chess and Chessgi. By Fergus Duniho.
- Fusion Diamond 41 . A Fusion Chess variant played on a diamond shaped board of 41 squares. By Fergus Duniho.
- Grand Cavalier Chess . The decimal version of Cavalier Chess. By Fergus Duniho.
- Gross Chess . Play this 144 square variant with Zillions of Games. By Fergus Duniho.
- Hex Shogi . A new family of hexagonal Shogi variants. By Fergus Duniho.
- Holy War . Variant with 6 by 6 board with four additional corner squares. By Fergus Duniho.
- Hostage Chess . Pieces taken are held hostage and can be exchanged against other pieces and then dropped. Author: Fergus Duniho. Inventor: John Leslie.
- Interdependent Chess . A 42 square variant in which pieces borrow capturing ability from other pieces. By Fergus Duniho.
- King's Run . An entry for the 32-turn contest that is based on Logan's Run. By Fergus Duniho.
- Large Chess ZRF . ZRF for Capablanca's Chess plus variants: Bird's, Aberg's, Grotesque, Univers, Embassy, Janus, Archbishop, New Chancellor + more. Author: Fergus Duniho.
- Magnetic Chess . Pieces that moved attract and repel pieces like magnets. Author: João Pedro Neto and Fergus Duniho. Inventor: João Pedro Neto and Claude Chaunier.
- Metamorph Chess . Variant in which pieces transform by fixed rules into other pieces. By Fergus Duniho.
- Metamorphin Assimilation Chess . A hybrid of Metamorph Chess and Assimilation Chess. By Fergus Duniho.
- Metamorphin Fusion Chess . A hybrid of Metamorph Chess and Fusion Chess. By Fergus Duniho.
- Mini Thunder Chess . A small-scale hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess. By Fergus Duniho.
- Mortal Chessgi . A Chessgi game in which captures reduce material. By Fergus Duniho.
- Ninny chess . Produced and sold in the early 70's by Parker Brothers. Arrows on squares determine direction pieces can move. Author: Fergus Duniho.
- Philosophers Chess . Chess variant on two small boards with usual and `philosophical' piece. Author: Fergus Duniho and Jens Markmann. Inventor: Darren Izzard.
- Roman Chess . Commercial chess variant on 10x10 board with two non-royal kings added. Author: Fergus Duniho. Inventor: Mark Woodall.
- Shogi . Westernized version using Alfaerie graphics. Author: David Howe and Fergus Duniho.
- Shogi, Mortal Shogi, and Kamikaze Mortal Shogi . Optimized ZRFs for Japanese Chess and some recent variants. Author: Fergus Duniho.
- Shogi, Mortal Shogi, and Kamikaze Mortal Shogi . Play Shogi and a couple variants with diminishing pieces. Author: Fergus Duniho. Inventor: Fergus Duniho and Roberto Lavieri.
- Simple Marseillais Chess . Simplified version of Marseillais Chess. By Fergus Duniho.
- Smegi . Arrows on squares show where pieces can go - crossover between Smess and Shogi. By Fergus Duniho.
- Smess . Produced and sold in the early 70's by Parker Brothers. Arrows on squares determine direction pieces can move. Author: Fergus Duniho.
- Squarcle Chess . Orthogonal pieces travel in square loops, diagonal pieces reflect. Author: Fergus Duniho. Inventor: Christan Hupp.
- Storm the Ivory Tower . Play this Smess adaptation of Chinese Chess with Zillions of Games. By Fergus Duniho.
- Three Player Hex Shogi 91 . A hexagonal Shogi Variant for three players. By Fergus Duniho.
- Thunder Chess . A hybrid of Metamorph Chess, Fusion Chess, and Assimilation Chess. By Fergus Duniho.
- Touranian International . 10x10 Chess variant. Author: Fergus Duniho. Inventor: Lee Tomkow.
- Unicorn Chess . 10x10 variant with a new piece that moves as a Bishop or a Nightrider. Author: Fergus Duniho. Inventor: David Paulowich.
- Voidrider Chess . A 43 square variant with movable spaces. By Fergus Duniho.
- Wormhole Chess . When a piece leaves a square, it `folds' together. By Fergus Duniho.
- Yang Qi . Yankee ingenuity adds new power to Chinese Chess. By Fergus Duniho.
- Yáng Qí - Oriental Graphics . Yankee ingenuity adds new power to Chinese Chess. By Fergus Duniho.
Review
- Review: Roundtable Chess. A review. Author: Fergus Duniho.
Script
- All Games on Game Courier. A listing of Chess variants for Game Courier, ranked by number of times played. Author: Fergus Duniho.
- Chess Variant Problems on Game Courier. Solve Chess Variants Problems Composed with Game Courier. By Fergus Duniho.
- Game Courier Logs. View the logs of games played on Game Courier. Author: Fergus Duniho.
- Game Courier Ratings. Calculates ratings for players from Game Courier logs. Experimental. Author: Fergus Duniho.
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