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007 Chess. 007 Chess involves three move per turn, including one of your opponent's pieces. Author: Jeremy Gabriel Good. Inventor: Edward Jackman.
007 Chess. A variant where you also move your opponents pieces. (8x8, Cells: 64) By Edward Jackman.
10 Minute Melee. Missing description Author: Nick Wolff. Inventor: Mason Green.
10 Minute Melee. Score as many points during 10 minutes of time with regular chessset. (8x8, Cells: 64) By Mason Green.
10-directionaI Chess
. Chess using the army invented by Jorg Knappen. It also includes his suggested variants of CwDA using his army. By Nick Wolff.
10-directional Chess. Updated with rule-enforcing presets. By Nick Wolff.
10-directional Chess. 10-directional pieces: an augmented Knight and a restricted Chancellor. (8x8, Cells: 64) By Jörg Knappen.
123456 Chess. Uses 2 dices for each player and 2 checkers for each player, in addition to normal chess pieces. (8x8, Cells: 64) By (zzo38) A. Black.
123456 Chess. Missing description Author: Nick Wolff. Inventor: (zzo38) A. Black.
1st WWW Progressive Fischer Random Chess Championship. Missing description
2Choice Chess. You can tell opponent which pieces he can move. (8x8, Cells: 64) By (zzo38) A. Black.
2nd WWW Progressive Fischer Random Chess Championship. Missing description
3 Strikes Chess. The first attack does not immediately remove pieces from the board. (8x8, Cells: 64) By Charles Gilman.
3to2. Missing description By Stephane Burkhart.
3to2. Missing description (8x8, Cells: 64) By Stephane Burkhart.
6hess. Each piece moves 6 times before disappearing. By Adrian Alvarez de la Campa.
8-Piece Chess. (Queen's Army chess, all 8 Back Rank Pieces different). By JT K.
Absolute checkless chess. No piece may cross a square where it gives check. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Absorption Chess. Capturer gains movement abilities. Author: Ed Friedlander.
Absorption Chess. Pieces gain the powers of a piece they take. (8x8, Cells: 64) Author: Michiel de Bondt.
Absorption Chess II. Capturer gains movement abilities. This applet extends this to kings and pawns. Author: Ed Friedlander.
Accelerated Chess. Two non-capturing moves, or one capturing move, each turn. Author: Ed Friedlander. Inventor: Tony Paletta.
Accelerated Chess. White makes one move at first and then each player makes either a capturing move or two non-capturing moves. Author: Jeremy Gabriel Good. Inventor: Tony Paletta.
Accessory Chess. A drop variant with one or two external pieces per player (many to choose from). Zillions (zrf) program available. By M Winther.
Accounting Chess. Modern Business Chess: win by capturing or indicting the opposing CEO (King), or bilking all of your Stockholders (Pawns). (8x8, Cells: 64) By Dan Troyka.
Accounting Chess
. Modern Business Chess: win by capturing or indicting the opposing CEO (King), or bilking all of your Stockholders (Pawns). By Dan Troyka.
Active King Chess. Each turn, one must move one's king in addition to moving other pieces. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
Actualized Potential Chess. Pieces exist where they are but also all along their routes or points of attack. By Jeremy Gabriel Good.
Actuated Rotating Center Chess. Center rotates, you choose when and how. Author: Ed Friedlander. Inventor: A. E. Farebrother and W. H. Rawlings.
Adams, Michael. An Interview about a Fischer Random Chess match.
Adjutant Chess. Introducing the Adjutant that can slide like a queen, but on the same square colour only (with zrf). By M Winther.
Advance Chess. Pawns begin on third and sixth ranks. Author: Ed Friedlander. Inventor: Tony Paletta.
Advanced Chess. Pawns move in a similar fashion to the pieces they start in front of. (8x8, Cells: 64) By Este.
Ajax Orthodox Chess. Orthodox Chess with Ajax-Chessmen, and droping Ajax-Ministers. (8x8, Cells: 64) By Jose Carrillo.
Ajax Orthodox Chess. Orthodox Chess with Ajax-Chessmen, and droping Ajax-Ministers. By Jose Carrillo.
Ajax Random Chess. Pseudo-Fischer Random Chess with Ajax-Chessmen, and droping Ajax-Ministers. (8x8, Cells: 64) By Jose Carrillo.
Akenhead's Chess. Chinese pieces and Berolina pawns. Author: Ed Friedlander. Inventor: J. Akenhead.
Alapawn. A simplified, more chess-like version of Alapo 8x8. (8x8, Cells: 64) By Luis Bolaños Mures.
All The Way Chess. Pieces must move as far as they can when moved. By Doug Chatham.
All the Way Chess. Pieces must move as far as they can when moved. (8x8, Cells: 64) By Doug Chatham.
All-In Chess. You may move either side's units. Author: Ed Friedlander. Inventor: Chris Taylor.
All-Mate Chess. Capture a piece only by rendering it unable to avoid FIDE capture. Author: Ed Friedlander. Inventor: Chris Taylor.
All-mate Chess. Pieces are captured by having them `checkmated'. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Chris Taylor.
All-round King. Things you must do with the king changes during the game: normal king transfors into ani-king and others. (8x8, Cells: 64) By Daniil Frolov.
Allthought Chess. Variant of Thinktank Chess with Berolina Pawns. (8x8, Cells: 64) Author: Peter Aronson. Inventor: Frank Maus.
Almost Chess. The queen may move as a knight or rook but not as a bishop. Author: Ed Friedlander. Inventor: Ralph Betza.
Almost Chess
. One queen has combined rook and knight moves. Author: Uwe Wiedemann. Inventor: Ralph Betza.
Almost chess. One queen has combined rook and knight moves. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Ralph Betza.
Alpaca Chess. An Alpaca, worth two pawns, is added to the standard piece context (with zrf). By M Winther.
Alpaca Chess. Introducing the weak but interesting Alpaca, which hops one or two steps rookwise (with zrf). By M Winther.
Alternating Chess III. Each side alternates between moving pawn and piece. Author: Ed Friedlander.
Alternative Chess. A drop variant with one single external piece per player (many to choose from). Zillions (zrf) program available. By M Winther.
AlterWay. Shareware program. Find a sequence of moves taking all black pieces. By Aleksey Bartashnikov.
Amalgamated Chess. Missing description By James Gryphon.
Amalgamated Chess. Incorporates some aspects of historical variants, but uses only usual equipment. (8x8, Cells: 64) By James Gryphon.
Amazon Chess. The queen may also move as a knight. Author: Ed Friedlander.
Amazon Chess. Play this game in which the Queen can also move as a Knight on Jocly. Author: Michel Gutierrez and Jérôme Choain.
Amazone Chess
. Queen may also move as a knight. Author: Uwe Wiedemann.
Ambiguous Chess. A modest variant, similar to Refusal Chess. (8x8, Cells: 64) By Fabrice Liardet.
Amontillado. Pieces have combined `halfling' powers, going half the usual distance. (8x8, Cells: 64) By Ralph Betza.
Amphibian Chess
. Pieces capture by leaping when there's a square past the target, or by replacement when the target is on the edge. Author: Peter Aronson. Inventor: Tony Paletta.
ancient chess. a antidevelopment of chess. (8x8, Cells: 64) By Andy Maxson.
Ancient world war. Missing description (8x8, Cells: 64) By Daniil Frolov.
Andernach. The capturing piece changes colors. Author: Jeremy Gabriel Good. Inventor: Stefanos Pantazis.
Andernach Chess. Pieces change side when taking. Author: Stefanos Pantazis.
Andy's Chess. Missing description By andrewthepawn.
Anglis Qi. Xiang Qi and FIDE Chess variant. (8x8, Cells: 64) By Charles Gilman.
Annihilation I. Capture all non-royal units without checking the king. Author: Ed Friedlander.
Annihilation II. Capture all enemy units except the uncapturable king. Author: Ed Friedlander.
Anti-Check Chess. Variation of Anti-King Chess II. (8x8, Cells: 64) Author: Kieran Child.
Anti-Chess. Lose all your pieces to win. Author: Fergus Duniho.
Anti-Gravity Chess. A newly-moved unit repels the nearest unit along each. Author: Ed Friedlander. Inventor: João Pedro Neto.
Anti-Gravity Chess. Pieces that moved repel pieces like magnets. (8x8, Cells: 64) By João Pedro Neto.
Anti-Gravity Chess
. Pieces that move repel other pieces. By João Pedro Neto.
Anti-King Chess. Each player has both a King and an Anti-King to protect. Play it! Author: Tony Quintanilla. Inventor: Peter Aronson.
Anti-King Chess. Each player has both a King and an Anti-King to protect; Anti-Kings are in check when not attacked. (8x8, Cells: 64) (Recognized!) By Peter Aronson.
Anti-King Chess
. Each player has both a King and an Anti-King to protect; Anti-Kings are in check when not attacked. By Peter Aronson.
Anti-King Chess I. Each player has both a King and an Anti-King to protect; Anti-Kings are in check when not attacked. Author: Ed Friedlander. Inventor: Peter Aronson.
Anti-King Chess II. Win by putting your opponent's Anti-King out of check. Author: Fergus Duniho and Tony Quintanilla. Inventor: Peter Aronson.
Anti-King Chess II. Each player has both a King and an Anti-King to protect; Anti-Kings are in check when not attacked. Author: Ed Friedlander. Inventor: Peter Aronson.
Anti-Magnetic Chain Chess. Pieces that moved must have a chain of `anti-magnetic interaction' with their own king. (8x8, Cells: 64) By João Pedro Neto.
Anti-Magnetic Chess. Pieces that moved repel and attract pieces like magnets. (8x8, Cells: 64) By João Pedro Neto.
Anti-Magnetic Chess
. Pieces that move repel pieces like magnets. Author: João Pedro Neto.
Anti-Magnetic Chess. Like colors attract, opposites repel, along orthogonal lines. Author: Ed Friedlander. Inventor: João Pedro Neto.
Anti-Magnetic Chess. Four anti-magnetic chessproblems. By Ben Good.
Anti-Magnetic Chess. Some AntiMagnetic Chess Games. By João Pedro Neto.
Anti-Prechess. The opponent must place your piece on the board. (8x8, Cells: 64) By Ralph Betza.
Anti-Relay Tutti-Frutti Chess
. Anti-relay is when a piece loses a movement capability it normally does have due to its position relative to another piece. By Michael Nelson.
Anticipation Chess. Commit after moving to which kind of unit you will move next. Author: Ed Friedlander. Inventor: Raymond Pink.
Antimatter Chess. Missing description (8x8, Cells: 64) By Claudio Martins Jaguaribe.
Antipodean Chess. Captured units move, if possible, to the square four ranks and four files away. Author: Ed Friedlander.
Antipodean Chess II. Captured units move, if possible, to the square four ranks and four files away. This can queen a pawn. Author: Ed Friedlander.
Anywhere Chess
. Pieces (except kings) can make teleport moves to any empty square on the board. Author: Uwe Wiedemann.
Anywhere Chess. Missing description Author: Ed Friedlander.
Anywhere Chess and Variations. Pieces (except kings) can make teleport moves to any empty square on the board. With several variants. (8x8, Cells: 64) By Edward Jackman.
Arch-Chancellor Chess. Uses Archbishops instead of Bishops and Chancellors instead of Knights. Author: Dominique Leste and Tony Quintanilla. Inventor: Dominique Leste.
Arch-Chancellor Chess. Uses Archbishops instead of Bishops and Chancellors instead of Knights. (8x8, Cells: 64) By Dominique Leste.
Archimedes Chess. Capture by attacking an enemy unit with two of yours. Author: Ed Friedlander. Inventor: Philip M. Cohen.
Archoniclastic Chess. Pieces are augmented on squares of their color. (8x8, Cells: 64) By Ralph Betza.
Argess. White and Black have different starting positions. (8x8, Cells: 64) By Hector H. Carreño.
Arimaa. Board game playable with standard chess set, hard for computers. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Omar Syed and Aamir Syed.
Arimaa. Uses same equipment as Chess, but designed to be difficult for computers. By Omar Syed and Aamir Syed.
Arktur. Two kings and randomized setup. (8x8, Cells: 64) By Peter Riessen.
Arktur Chess. Random first ranks, two kings. Author: Ed Friedlander. Inventor: Peter Riessen.
Armor Chess. Personal shields protect pieces from one of the 8 directions. Author: Ben M Reiniger and Vladimir . Inventor: Vladimir .
Arrangement Chess. The players take turns to relocate the king and the queen, thus enhancing opening ramification (with zrf). By M Winther.
Arrangement Chess. Swap king & queen before play begins. With mirrored kings and non-mirrored queens (with zrf). By M Winther.
Arrow Pawn Chess. Pawns do not promote but have expanded moves. Author: Ed Friedlander. Inventor: R. Persson.
Ascending the Throne. When the king is lost, another piece becomes royal. (8x8, Cells: 64) By Terry H. Jones.
Assassin Chess. Shoot chess without royalty and with pawns that cannot be shot by line movers. Author: Ed Friedlander. Inventor: Jed Stone.
Assassin Kriegspiel. Kriegspiel variant with unknown setups and special roles for knights and queen. Author: Ed Friedlander. Inventor: Hubert Philips.
Assassin Kriegspiel. Kriegspiel variant with unknown setups and special roles for knights and queen. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Hubert Philips.
Assault Chess. Play twice; which can win as White against a weakened Red faster? Author: Ed Friedlander. Inventor: João Pedro Neto.
Assault&Siege. Missing description (8x8, Cells: 64) By Ismael Santos.
Assideum. Game on 8 by 8 board with differenly moving pieces. Author: Doug Garand.
Assimilation Chess
. Increase your material by assimilating your opponent's pieces. By Fergus Duniho.
Assimilation Chess. Increase your material by assimilating your opponent's pieces. (8x8, Cells: 64) By Fergus Duniho.
Assimilation Chess. Play this variant in which pieces assimilate the powers of captured pieces. 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.
Assimilation Fusion Chess
. A hybrid of Assimilation Chess and Fusion Chess. Pieces combine and split apart. By Fergus Duniho.
Assymetrical diagonal chess. Diaonal chess (well balanced) variant with 8 pawns per player. By Zbigniew Kokosiński.
Ataturk Chess. Players may announce a different piece to be royal. (8x8, Cells: 64) By Ralph Betza.
Atlantis Chess. You may sink an edge square instead of moving a unit. Author: Ed Friedlander. Inventor: Gerben Dirksen.
Atlantis Chess
. Instead of moving, a player may remove an square from the edges of the board. Author: Doug Chatham. Inventor: Gerben Dirksen.
Atlantis Chess. Instead of moving, a player may remove an square from the edges of the board. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Gerben Dirksen.
Atomic chess. Pieces explode when captured. (8x8, Cells: 64) Inventor: Nassah Bey Taher.
Augmented Chess
. Players give standard chess pieces small additional movement possibilities from predescribed set. Author: Peter Aronson. Inventor: Ralph Betza.
Augmented Chess. Players give standard chess pieces small additional movement possibilities from predescribed set. (8x8, Cells: 64) By Ralph Betza.
Augmented Different Knights. Knights receive different additional movement possibilities. (8x8, Cells: 64) By Ralph Betza.
Augmented Half Chess. Pieces can go half as far, but then are augmented with additional movement possibilitie. (8x8, Cells: 64) By Ralph Betza.
Avalanche chess. A popular chess variant, where you advance your opponents pawns. (8x8, Cells: 64) (Recognized!) Author: Edward Jackman. Inventor: Ralph Betza.
Avalanche Chess
. A popular chess variant, where you advance your opponents pawns. Author: Young-Hyun Joo. Inventor: Ralph Betza.
Avalanche Chess. A popular chess variant, where you advance your opponents pawns. (Recognized!) Author: Antoine Fourrière. Inventor: Ralph Betza.
Avalanche Chess. Advance the opponent's pawns. Popular variant. Author: Ed Friedlander. Inventor: Ralph Betza.
Avalanche Chess 2. As before, except that the red king and queen are switched. Author: Ed Friedlander. Inventor: Ralph Betza.
Aviary
. New pieces with shogi elements and a bird theme. Author: Peter Aronson. Inventor: Daniel Hollombe.
Aviary. New pieces with shogi elements and a bird theme. (8x8, Cells: 64) By Daniel Hollombe.
Aviation Chess. Legan's Aviation Chess, popular during WWI, featuring the Aviator piece (with zrf). By M Winther.
Aviation Chess. Knight pawns move and capture as bishops and can leap any number of units. Author: Ed Friedlander. Inventor: L. Legan.
Babylonian Chess. Captures are determined by rolling dice. (8x8, Cells: 64) By Muhammad Hidayat.
Bachelor Chess. All pieces promote. Win in the usual way or by joining king and queen. Author: Ed Friedlander. Inventor: Doug Chatham.
Backlash. Play on two boards, but capturing on one board leads to a backlash on the other! (2x(8x8), Cells: 132) By Greg Strong.
Backwards Stalemate Chess. Missing description (8x8, Cells: 64) By John Kipling Lewis.
Balaklava Chess
. All non-royal units can make non-capturing knight moves. Author: Marek14 . Inventor: Gianluca Vecchi.
Balaklava Chess. All non-royal units can make non-capturing knight moves. Author: Ed Friedlander. Inventor: Gianluca Vecchi.
Balaklava Chess. Many pieces have additional knight moves. (8x8, Cells: 64) Author: Alessandro Castelli. Inventor: Gianluca Vecchi.
Balanced Swap Chess. Move has second part where a swap is made on the board. (8x8, Cells: 64) By João Pedro Neto.
Bank Chess
. Put your assets on the bank for later use! 6 Variants. Author: Karl Scherer. Inventor: Karl Scherer and Denis van Straten.
Bank of Scotland -- Main Branch. Progressive Variant where each check earns the player an extra move, and check ends turn. Author: Ed Friedlander. Inventor: Bob Bruce and Bruce R Trone.
Barasi Chess. Game named after inventor with Berolina pawns can also move backwards; other pieces can only move forwards. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Paul Barasi.
Barasi Chess. Pieces cannot move backwards; pawns are Berolina. Author: Ed Friedlander. Inventor: Paul Barasi.
Barasi chess
. Game named after inventor with Berolina pawns can also move backwards; other pieces can only move forwards. Author: Marek14 . Inventor: Paul Barasi.
Bario. Pieces are undefined until they move. Author: Tony Quintanilla and Gary K. Gifford. Inventor: Panos Louridas.
Bario. Pieces are undefined until they move. Author: M Winther. Inventor: Panos Louridas.
Bario. Pieces are undefined until they move. (8x8, Cells: 64) Author: Alex . Inventor: Panos Louridas.
Barion. A variant of the chess variant Bario. By M Winther.
Barion. A variant of the chess variant Bario. By M Winther.
Baroque Chess. Java applet that plays the game. Author: Jesse Plymale. Inventor: Robert Abbott.
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.
Baseline chess. Start chess with main pieces in different order on baselines. Overview of several variants. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Baseline chess with Fischer rules. Start with dropping major pieces on baseline, a variant that uses rules from Fischer Random Chess but is not random. (8x8, Cells: 64) By Ken Regan.
Basic Chess. Variable baseline chess without drawing lots. Restrict Rooks to a and h files, and King to d or e files. By Charles Daniel.
Bastille Chess. Win by clearing your opponent's fortress. (8x8, Cells: 64)
Bastille Chess
. Win by clearing your opponent's fortress. Author: Peter Aronson.
Batak Chess. Indonesian culture where chess is very popular. Author: Ed Friedlander.
Battle Chess. Move as many of your units as you like, once each, each turn. Author: Ed Friedlander.
Battle of Kings. You start with eight pawns. The rest chess pieces appear on the board during the game. By Вадря Покштя.
Battler Chess. Game with powerful King, and improved Bishops, Knights and Pawns. (8x8, Cells: 64) By Modest Solans.
Beast Chess. Replace conventional pieces with those that look like animals. (8x8, Cells: 64) By Bob Greenwade.
Bedlam. Play this hybrid of Fusion Chess, Metamorph Chess, and Chessgi. By Fergus Duniho.
Bedlam. A hybrid of Metamorphin' Fusion Chess and Chessgi. (8x8, Cells: 64) By Fergus Duniho.
Beginners Chess. Missing description By Stephane Burkhart.
Beginners Chess. Missing description (8x8, Cells: 64) By Stephane Burkhart.
Behemoth Loop Chess. Pieces captured by a randomly moving Behemoth can be dropped later. (8x8, Cells: 64) By Thomas .
Beirut Chess. One unit is secretly carrying a bomb. Author: Ed Friedlander. Inventor: Jim Winslow.
Benedict Chess
. Instead of being captured, enemy pieces switch sides. By Dan Troyka.
Benedict Chess. Instead of being captured, enemy pieces switch sides. Author: Ed Friedlander. Inventor: Dan Troyka.
Benedict Chess. Instead of being captured, enemy pieces switch sides. (8x8, Cells: 64) By Dan Troyka.
Bennekom Double Move Chess. Move twice per turn with the same piece. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Bennie Prince's Chess. Units not under attack may be removed and returned, one at a time. Author: Ed Friedlander.
Berolina Chess. Pawns move diagonally and capture straight ahead. Author: Ed Friedlander.
Berolina Chess. Different moving pawns. (8x8, Cells: 64) (Recognized!) Author: Hans L. Bodlaender. Inventor: Edmund Hebermann.
Berolina Chess. Classic variant with different moving pawns. Author: Fergus Duniho.
Berolina Grid Chess. Combination of Berolina Chess and Grid Chess. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Berolina Grid Chess. Popular with NOST. Author: Ed Friedlander.
Berserker Pawns. Pawns may go berserk to protect their King and once per game in addition. (8x8, Cells: 64) By Terry H. Jones.
Beyond Chess (tm). Commercial variant with dynamic board. (8x8, Cells: 64) Author: David Howe. Inventor: David Crockett.
Bicapture Chess. You may capture, and be checked by, your own units. Author: Ed Friedlander.
Billiards Chess. Bishops and queens bounce off the edges. Author: Ed Friedlander.
Billiards progressive chess. Progressive chess variant where queens and bishops bounce against the edges of the board. (8x8, Cells: 64) Author: Fabio Forzoni.
The Birth of Fischer Random Chess. Missing description (8x8, Cells: 64) Author: Eric van Reem. Inventor: Robert J. Fischer.
Bishop Chess. Bishops do not capture and cannot be captured. Author: Ed Friedlander.
Bishop Knight Morph Factor. Missing description Author: Jeremy Gabriel Good. Inventor: Gary K. Gifford.
Bishop Knight Morph Factor. Missing description (8x8, Cells: 64) By Gary K. Gifford.
Black and White Chess. Two moves per turn, the first from a white square, the second. Author: Ed Friedlander. Inventor: Vernon Rylands Parton.
The Black Ghost. Black gets a teleporting Ghost piece that can not capture to balance White's first move advantage. (8x8, Cells: 64) By Ralph Betza.
Black Hole Chess. Pieces moved to the center four squares of the board fall into your hand. Author: Ed Friedlander. Inventor: Karl Scherer.
Blackjack Chess. If the point value of your remaining units totals 21, you win. Author: Ed Friedlander. Inventor: Henk Breugem.
Blackjack Chess. Reduce the point value of your pieces to exactly 21 points and win the game. Or do it the old-fashioned way. Author: Jeremy Gabriel Good and Adrian Alvarez de la Campa. Inventor: Henk Breugem.
Blackjack chess. Win also if the value of pieces you have is exactly 21 points. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Henk Breugem.
Bland Chess. Chess, but with no diagonal movements (aside from that built within the Knight). Author: Gary K. Gifford.
Bland Chess. Chess with no diagonal moves. (8x8, Cells: 64) By (zzo38) A. Black.
BlindChess. A blindfold program (optional board), good for training (DOS freeware). By M Winther.
Blindfold Chess. One of the oldest chess variants, where one of the players is blindfolded (zrf available). Author: M Winther.
Blizzard Chess. Chess, as if it had been developed by the software industry. Author: Larry L. Smith. Inventor: Blarney.
Blizzard Chess. What would Chess be like if it had been developed by the computer industry? By Blarney.
Blizzard Chess
. Chess, as if it had been developed by the software industry (with all patch levels). Author: Alfred Pfeiffer. Inventor: Blarney.
Blockade Chess. Missing description Author: Ed Friedlander.
Blood Brothers Chess. Pieces defend others of their kind regardless of location. Author: Ed Friedlander. Inventor: Philip M. Cohen and R. Wayne Schmittberger.
Blue Chess. White and Black have additional, differing victory conditions. Author: Ed Friedlander.
Blue Chess or Deep Blue Vs. Kasparov Chess. Tribute to a famous game with three shades of blue and different options for each player to achieve a win. Author: Jeremy Gabriel Good.
Blue Chip Chess. A chip, moved each turn by the players, denotes a square where pieces may not go to. (8x8, Cells: 64) By Neal Turner.
Blue Chip Chess. Missing description By Neal Turner.
Blue Chip Chess. Fun variant where each turn you get to create an off-limits square for your opponent . Author: Jeremy Gabriel Good. Inventor: Neal Turner.
Blue Queen on 64 and 80. Blue Queen belongs to both sides. By George William Duke.
Bluff Chess. Players moving their pieces into danger may risk losing the game. (8x8, Cells: 64) By Robbie Manson.
Blunderbuss Chess. Pieces are poorer shots than in Rifle Chess. (8x8, Cells: 64) By Charles Gilman.
Bomb Chess. Queen's Rook moves as king and can explode. Author: Ed Friedlander. Inventor: Duncan Suttles.
Bomber Chess I. Pawns can be made to explode. Author: Ed Friedlander. Inventor: Adam Norberg.
Bomber Chess II. Pawns can be made to explode, and always explode when. Author: Ed Friedlander. Inventor: Adam Norberg.
Bomber Chess III. Pawns and pieces can be made to explode. Author: Ed Friedlander. Inventor: Adam Norberg.
BomberChess. A pawn may be exploded, removing pieces on all 8 adjacent squares. (8x8, Cells: 64) Author: Adam Norberg.
BomberChess
. A pawn may be exploded, removing pieces on all 8 adjacent squares. Author: Peter Aronson. Inventor: Adam Norberg.
Bookie Chess. An online game generator which combines chess and gambling. By Tyler Wong.
Booster Chess
. Pawns push friendly pieces. Author: Marek14 . Inventor: Tony Paletta.
Booster Chess. Pawns push friendly pieces. Author: Ed Friedlander. Inventor: Tony Paletta.
BordahBee. A two-move, two-board game with restrictions for the second move according to the first move. By Gary K. Gifford.
BordahBee, A Two-Board Game (two 8x8 boards). Missing description (2x(8x8), Cells: 128) By Gary K. Gifford.
Bovine Chess. chess variant to illustrate new alternative notation for fairy pieces. By sam tenka.
Brand X Random Chess. Play Chess with a randomized setup. By Fergus Duniho.
Braves' Chess. Solves the problem of draws in chess. (8x8, Cells: 64) By Luis Bolaños Mures.
Breakthrough Chess. Pieces must "break through" a zone of neutral blocks. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
Brett Rules
. Different mobility of queens, rooks, and bishops and a different winning condition. Author: Uwe Wiedemann. Inventor: Juraj Pivovarov.
Brett rules
. Different mobility of queens, rooks, and bishops and a different winning condition. Author: Marek14 . Inventor: Juraj Pivovarov.
Brett Rules. Different mobility of queens, rooks, and bishops and a different winning condition. (8x8, Cells: 64) Author: Juraj Pivovarov.
Brickchucking Chess. Pieces can only move forward, but attack the king in any direction. Author: Ed Friedlander. Inventor: Alan Holloway and Gary Smith.
Brickchucking Chess. Pieces cannot move backwards, but do give check/mate backwards. Author: Ben M Reiniger. Inventor: Alan Holloway and Gary Smith.
Brotherhood Chess
. A piece cannot capture one of its own kind. Author: Marek14 . Inventor: Gianluca Vecchi.
Brotherhood Chess. A piece cannot capture one of its own kind. Author: Antoine Fourrière. Inventor: Gianluca Vecchi.
Brotherhood Chess. A piece cannot capture one of its own kind. Author: Ed Friedlander. Inventor: Gianluca Vecchi.
Brotherhood chess. Pieces cannot take pieces of the same type. (8x8, Cells: 64) Author: Alessandro Castelli. Inventor: Gianluca Vecchi.
Bug Eyed Monster Chess. A non-royal unit may make any move which, in FIDE chess, some other. Author: Ed Friedlander.
Bughouse Chess. Usually called Replacement Chess. Captured pieces must be put on an empty square on the board. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Builder chess. Introducing the Builder. (8x8, Cells: 64) By Hafsteinn Kjartansson.
Building Chess. Variant that starts with a board of 25 squares, but each player adds a square after their move. (8x8, Cells: 64) By Sergey Sirotkin.
Bull's eye. Upgrading of the possibilities to move within the Bull's eye to make the game more dynamic. (8x8, Cells: 64) By Gerd P. Degens.
Burmese Chess. Sittuyin preset uses a mix of equivalent pieces from Alfaerie Set. By Charles Daniel.
Butters Chess. Capture by moving adjacent rather than by displacement. Author: Ed Friedlander.
Calorie Chess. Pieces have a limited amount of calories to move with, and have resorted to cannibalism! (8x8, Cells: 64) By John Smith.
Canadian Chess. Captured units are replaced immediately. Author: Ed Friedlander.
Canadian Chess II. Queens are replaced as rooks, rooks as bishops, etc. Pawns are not. Author: Ed Friedlander.
Canadian Progressive Chess. Usually Canadian Chess is played progressively. Author: Ed Friedlander.
Cancellation Rules. Capturing results in left-over pieces based on the difference in point values of the two pieces. (8x8, Cells: 64) Author: Jeff Zeitlin.
Cannibal Chess
. Pieces get the powers of a piece they take. Author: Marek14 .
Cannibal Chess. Pieces get the powers of a piece they take. (8x8, Cells: 64) Author: Michiel de Bondt.
Cannon Chess. Rooks and Bishops move and capture after the style of Chinese cannons. Author: Ed Friedlander.
Cannon Chess
. Played on a 9x9 Shogi board, feature various types of 'Cannon' pieces. Inventor: Peter Michaelsen.
Cannono. Pieces move by bifurcation, but capture normally. (8x8, Cells: 64) By John Smith.
Cannonrider Chess. The Cannonrider moves differently depending on square colour: on white squares as a Nightrider; else as a Chinese Cannon. By M Winther.
Capapranka Chess. A cap renders a square and any occupant non-functional. Author: Ed Friedlander.
Capped Pawn Chess. White must checkmate with a move of the KBP or lose. Author: Ed Friedlander.
Capped Pawns (Bemützte Bauern). Pawns have a double step once in their career. By Jörg Knappen.
Capricorn Chess. Missing description Author: Ed Friedlander. Inventor: Vernon Rylands Parton.
Capture the Flag Chess. As in the kids' tag game. Author: Ed Friedlander. Inventor: João Pedro Neto.
Capture the Scepter. Checkmate the king or capture the scepter located on opposing king's home square. Features extra-mobile sliding pawns. (8x8, Cells: 64) By Charles Daniel.
Capture-the-King. Missing description (8x8, Cells: 64) By Jeremy Gardiner.
Capturing Progressive Chess. Scotch Chess, but if no capture is made the count drops back to one. Author: Ed Friedlander.
Carnival of the Animals. A nearly-FIDE variant with Eurofighter Pawns (first implementation on an 8x8 board) dice (two aside for preference) which mutate. (8x8, Cells: 64) By Charles Gilman.
Cassandra Chess. Prophesy the doom of opposing pieces two turns in advance to capture them. (8x8, Cells: 64) By Ralph Betza.
Castle Chess. As Fide-chess, but with extended castle: the king may jump three squares (with zrf). By M Winther.
Castle Chess
. White must prevent black from castling. Author: Uwe Wiedemann.
CastleChess. White must prevent black from castling. (8x8, Cells: 64) Author: Éric Angelini.
Castling in Chess 960. New castling rules for Fischer Random Chess. (8x8, Cells: 64) By John Kipling Lewis.
Castlingmost Chess. All movement in this variant is a form of castling. (8x8, Cells: 64) By Ralph Betza.
Cavalier Chess. All pieces except queens have some kind of knight-movement. (8x8, Cells: 64) By Fergus Duniho.
Cavalier Chess. All pieces except queens have some kind of knight-movement. By Fergus Duniho.
Cavalier Chess
. All pieces except queens have some kind of knight-movement. By Fergus Duniho.
Cavalier Chess. Play Cavalier Chess with Jocly. By Fergus Duniho.
Cavalier Chess. All pieces except queens have some kind of knight-movement. Author: Ed Friedlander. Inventor: Fergus Duniho.
Cavalier Chess Photographs. All pieces except queens have some kind of knight-movement. By Fergus Duniho.
Cavalier Zillions Saved Game
. Download this file to see this game played in the Multivariant Play by E-Mail Tournament. Author: Tony Quintanilla and Peter Aronson. Inventor: Fergus Duniho.
Cavalier Zillions Saved Game
. Download this file to see this game played in the Multivariant Play by E-Mail Tournament. Author: Michael Nelson. Inventor: Fergus Duniho.
Cavalry Chess
. A once popular variant from the 1920's where every piece has additional jumping moves. Author: Peter Aronson. Inventor: Frank Maus.
Cavalry Chess. Enhanced moves for all pieces. Author: Ed Friedlander. Inventor: Frank Maus.
Cavalry Chess. A once popular variant from the 1920's where every piece has additional jumping moves. (8x8, Cells: 64) Author: Peter Aronson. Inventor: Frank Maus.
Centaur Chess
. All pieces except Pawns move backwards as Knights. By Adrian Alvarez de la Campa.
Centaur Chess. All pieces except Pawns move backwards as a Knight. By Adrian Alvarez de la Campa.
Centaur Chess. Pieces move backwards as Knight. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
Center of Attention. FIDE Chess but with an additional winning condition: Move your king unchecked into a center square. Author: Jeremy Gabriel Good. Inventor: Johan Richter.
Center of Attention. In addition to regular rules, win by moving your King to a center square. (8x8, Cells: 64) Author: Johan Richter.
Center of Attention Chess. In addition to regular rules, win by moving your King to a center square. Author: Ed Friedlander. Inventor: Johan Richter.
Centerless Chess. No center pawns or squares. Author: Ed Friedlander. Inventor: Tony Paletta.
Central Chess. Move twice per turn, once in center and once on edge. Author: Ed Friedlander.
Central Rotational Chess. Plays like chess except the center (4 squares) rotate after each move and kings must be captured (instead of mated). (8x8, Cells: 64) By Gary K. Gifford.
Cerimon Chess. Recover pieces by checking with a like piece. (8x8, Cells: 64)
CGNP chess. A game with Knightly Pawns. By Abdul-Rahman Sibahi.
Chafl. combines Chess with Tafl. (8x8, Cells: 64) By Graeme C Neatham.
Chain of Fools. Game with a Chess set where the goal is form chains of defended pieces. (8x8, Cells: 64) By Francois Tremblay.
Chameleon Chess Redux. Missing description (8x8, Cells: 64) By Adam Goss.
Changling Chess. Rooks become Bishops and Bishops become Rooks when moved. By Karl Scherer.
Chaos. A strange Chess variant designed to baffle onlookers. Inventor: Ron Kensek.
Chaos Chess. Pieces are placed randomly everywhere on the board before the game starts. (8x8, Cells: 64) By Allen Jett.
Chaos Chess. Random starting positions. Author: Ed Friedlander. Inventor: Allen Jett.
Chaotenschach. Players start the game by making a secret setup on their own half of the board. (8x8, Cells: 64) Author: Jörg Knappen.
Chaotic Chess. Missing description (8x8, Cells: 64) By Patrik Hedman.
Chasm Chess. Berolina Pawns, reflecting Bishop and Queen, and a chasm in the board! Author: Tony Quintanilla. Inventor: Danielle Allen.
Chasm Chess. Berolina Pawns, reflecting Bishop and Queen, and a chasm in the board! (8x8, Cells: 64) Author: Danielle Allen Inventor: Danielle Allen.
Chatter Chess. Variant based on the idea of line chatter where rider pieces can switch to other friendly pieces' lines of movement. (8x8, Cells: 64) By Ralph Betza.
Chatty Chess. Four-handed game using normal board and pieces. Author: Ed Friedlander. Inventor: Ian Richardson.
Chaturanga. The first known variant of chess. (8x8, Cells: 64) Author: Fergus Duniho.
Chaturanga with minor changes. A series of variants based on the (according to many) earliest form of Chess. (8x8, Cells: 64) By Charles Gilman.
Chazz
. Only kings and pawns. Pawns can move backwards. Author: Uwe Wiedemann.
Chazz. Only kings and pawns. Pawns can move backwards. Author: Ed Friedlander.
Chazz. Only kings and pawns. Pawns can move backwards. (8x8, Cells: 64)
Cheapmate Chess. You may make one illegal move in order to checkmate. Author: Ed Friedlander. Inventor: Robert Price.
Cheapmate Chess. Mate your opponent with an illegal move. (8x8, Cells: 64) By Robert Price.
Cheapmate Chess
. Mate your opponent with an illegal move. Author: Gary Baydo. Inventor: Robert Price.
Cheapmate Chess
. Mate your opponent with an illegal move. By Robert Price.
Cheapo. Missing description Author: Ed Friedlander.
Cheaters' Chess. Missing description (8x8, Cells: 64) By Larry L. Smith.
CHECK 11. 11 different original factions, chosen secretly, each with extra powers when few pieces remain. By Paul Thierry TESSA.
Check Force Chess. The player giving check decides how the opponent escapes. Author: Ed Friedlander. Inventor: Bruce R Trone.
Checker-capture Chess. Pieces can capture as in checkers game. (8x8, Cells: 64) By (zzo38) A. Black.
Checker-Pawn Chess. Pawns are replaced by Anglo-American Checkers pieces. (8x8, Cells: 64) Author: Richard D.B.M. and Peter Aronson. Inventor: Richard D.B.M..
Checkers Chess. Pieces move initially only forwards. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Hans Multhopp.
Checkers Chess. Pieces may not move backwards until they have visited the. Author: Ed Friedlander. Inventor: Hans Multhopp.
Checkismate. Put the King in check to win. (8x8, Cells: 64) By Andrew LeRoy.
Checkless Chess. Giving check without mate is not allowed. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Checkless Chess. You may not check unless it is mate. Author: Ed Friedlander.
CheGo. Drop chess pieces on the board to control the largest number of squares. (8x8, Cells: 64) By Alfred Pfeiffer.
Cheshire Cat Chess
. When a unit leaves a square, the square vanishes. Author: Marek14 . Inventor: Vernon Rylands Parton.
Cheshire Cat Chess. Squares are disappearing. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Vernon Rylands Parton.
Cheshire Cat Chess. When a unit leaves a square, the square vanishes. Author: Ed Friedlander. Inventor: Vernon Rylands Parton.
Chesica
. Game from the 19th Century combining elements of Checkers and Chess. Author: Peter Aronson. Inventor: Frederick S. Copley.
Chesica. Game from the 19th Century combining elements of Checkers and Chess. (8x8, Cells: 64) Author: Peter Aronson. Inventor: Frederick S. Copley.
Chess 2000
. Chess on 8 by 8 board with knight/rook and knight/bishop pieces. Author: Uwe Wiedemann. Inventor: Gerhard Josten.
CHESS 2000. Chess on 8 by 8 board with knight/rook and knight/bishop pieces. (8x8, Cells: 64) By Gerhard Josten.
Chess 2000. A program that plays Chess 2000. Inventor: Gerhard Josten.
Chess 25 (Fischer Placement Chess). Swap king and/or queen before play begins. Follows FRC rules (with zrf). By M Winther.
Chess 4.5. Missing description (8x8, Cells: 64) By John Kipling Lewis.
Chess Addresses. Missing description Author: Ed Friedlander. Inventor: Veli Toukomies.
Chess Draughts. Missing description (8x8, Cells: 64) Author: Ed Friedlander. Inventor: Mannis Charosh.
Chess in the Round. 1970's commercial variant that allows turning corners with the Rook and Queen. (8x8, Cells: 64) Author: Barry Yoner.
Chess Is Wild. Pieces acquire special moves in the inner 16 squares. (8x8, Cells: 64) By Peter E. Leyva.
Chess Latrunculi duo milia et septum. Chess with dragon horse and dragon king movements for bishops and rooks. (8x8, Cells: 64) By Gary K. Gifford.
Chess Olympic. Some pieces move differently. (8x8, Cells: 64) By Redzo Kolakovic.
Chess Olympic
. Kings, Queens and Pawns have additional moves, and victory is by capture instead of checkmate. Author: Peter Aronson. Inventor: Redzo Kolakovic.
Chess on Steriods. Pieces increase their powers with those of the pieces they capture. (8x8, Cells: 64) By David Cannon.
Chess on the Dot. Play this adaptation of Chess to a spherical board on Game Courier. Author: Fergus Duniho. Inventor: Joshua Chou.
Chess on the Rainbows. Six different colors light up the board. You have to keep a piece on each color throughout... Author: Jeremy Gabriel Good.
Chess on the Rainbows. Players must retain a piece on all 6 colors of a 6-color board.
Chess Variants with Inverse Capture. Several variants around the idea that captures are done in the manner of the captured piece. (8x8, Cells: 64) By Ralph Betza.
Chess with Extended Castle. Standard chess with extended castle rule, effectuating greater opening variance (with zrf). By M Winther.
Chess with Extra Bishops. FIDE Chess with Extra Pair of Bishops that Start from Same Square. By Jeremy Gabriel Good.
Chess with Mixed Pawns. Four normal and four Berolina pawns per player. (8x8, Cells: 64) By Ralph Betza.
Chess with Quantum Bishops. Bishops move orthogonally along both paths and end up where a normal bishop would end up. (8x8, Cells: 64) By (zzo38) A. Black.
Chess with Reserves. Load your units during the game. Author: Ed Friedlander. Inventor: E. Slater.
Chess with wickets. The wicket is behind the King's 1. (8x8, Cells: 66) By (zzo38) A. Black.
Chess without pawns
. Variant where only kings can take and no pawns are used. Author: Mats Winther. Inventor: Vladislav Rapetsky.
Chess without pawns. Variant where only kings can take and no pawns are used. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Vladislav Rapetsky.
Chess+. Players choose when and where to place their pieces behind the pawns. Author: Ola Sassersson. Inventor: Nick Bentley and Christian Freeling.
Chess++. Some pieces are made more powerful, some less. (8x8, Cells: 64) By Paul Keres.
Chess-Merels. Lining up three units in a row captures the last enemy unit moved. Author: Ed Friedlander. Inventor: Vernon Rylands Parton.
Chess100. Piece positions are modestly randomized according to Arrangement Chess rules, castling is retained (+ zrf). By M Winther.
Chess256. The pawns are randomized on the 2nd and 3rd rank. By M Winther.
Chess400. Piece setup is randomized according to Configuration Chess rules, producing 400 modest, mostly non-mirrored, positions (+ zrf). By M Winther.
Chess480. Fischer Random Chess with orthodox castling rules. (8x8, Cells: 64) By John Kipling Lewis.
Chess484. Before play, certain pieces are regrouped, creating natural positions. Castling is retained (+ zrf). By M Winther.
Chess64. The piece array is moderately randomized according to Relocation Chess rules, castling is retained. By M Winther.
Chess960.com. Talk about Chess960 with other members. By Calvin Jack Pomerantz.
Chess960x3. Variant of Chess960. (8x8, Cells: 64) By Hadi Aireche.
Chessapawn
. Game where all pieces move forward and a win is by promoting. By Robert Price.
Chessapawn. Game where all pieces move forward and a win is by promoting. (8x8, Cells: 64) By Robert Price.
Chessembly. Open Board Setup, Free Placement Chess. (8x8, Cells: 64) By JT K.
Chessgi. Captured units become yours to drop onto the board. Author: Ed Friedlander.
Chessgi. Play this hybrid of Chess and Shogi. Author: Fergus Duniho.
Chessgi
. Captured units become yours to drop onto the board. Author: Fergus Duniho.
Chessgi. Drop the pieces you take from your opponent. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Chessling. Variant where the board starts empty and each player can move or drop a piece, and the goal is capture of all opposing pieces. Author: Peter Aronson. Inventor: How-Hie Ling.
Chessling
. Variant where the board starts empty and each player can move or drop a piece, and the goal is capture of all opposing pieces. Author: Marek14 . Inventor: How-Hie Ling.
ChessNim. Drop chess pieces and reduce the number of unattacked squares on the board. (8x8, Cells: 64) By Alfred Pfeiffer.
ChessNim. Drop chess pieces and reduce the number of unattacked squares on the board. Author: Doug Chatham. Inventor: Alfred Pfeiffer.
ChessVariants.zrf. 17 variants in 1 file. By (zzo38) A. Black.
Chess_AB. Pawns may move backwards; and may promote to captured pieces. (8x8, Cells: 64) By Redzo Kolakovic.
Chicken Chess. Combines Losing and Benedict Chess. (8x8, Cells: 64) Author: Topher Gayle. Inventor: Topher Gayle and Tom Tracy.
Chigorin Chess. White has knights instead of bishops and a chancellor for his queen; black has bishops instead of knights. (8x8, Cells: 64) By Ralph Betza.
Chigorin Chess. White has knights instead of bishops and a chancellor for his queen; black has bishops instead of knights. Author: Peter Aronson. Inventor: Ralph Betza.
Chimera Chess. The highlight of this chess variant are the Chimera pieces, which are substantially enhanced versions of the orthodox Knight. By Albert Lee.
Chinese Checkers Chess
. Some pieces may make multiple jumps as in Chinese Checkers. By Ken Franklin.
Chivalrous Attrition. Two knights jump over and may not go to visited squares. (8x8, Cells: 64) Inventor: William F. Bultas.
Chogi. A step further further to shogi from chess. (8x8, Cells: 64) By Andy Maxson.
Choice chess. Propose five moves and your opponent selects one for you. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Fred Galvin.
Chosen Chess. Move a piece you chose last turn, then choose a piece to move next turn. Author: Peter Aronson. Inventor: Gianni Cottogni.
Chosen Chess. Move a piece you chose last turn, then choose a piece to move next turn. (8x8, Cells: 64) By Gianni Cottogni.
Church Chess. Seven Bishops replace all backrow pieces other than the King. Author: Ed Friedlander.
Chutes and Ladders Chess. Game played on two boards with two sets with user placed and removed chutes and ladders connecting the boards. (8x8, Cells: 64) By Ralph Betza.
Circe Chess. Classic variant in which pieces are returned to their squares of origin if possible. Author: Ed Friedlander. Inventor: Pierre Monréal.
Circe Chess. Captured pieces return to their original square. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Pierre Monréal.
Circe Chess problem 1. Series selfmate circe chess problem. Author: Hans L. Bodlaender. Inventor: George P. Spicas.
Circe Chess problem 2. Helpstalemate circe chess problem. Author: Hans L. Bodlaender. Inventor: Michel Caillaud.
Circe Progressive Chess. Combination of Circe and Progressive Chess. (8x8, Cells: 64) Author: Hans L. Bodlaender.
Circe Progressive Chess. Progressive variant where captured pieces return to their original square. Author: Ed Friedlander. Inventor: Roberto Gravino.
Circe Progressive Chess. The usual way in which Circe chess is played today. Author: Ed Friedlander. Inventor: Roberto Gravino.
Circe Vulcanici. Progressive Circe chess, units returning as in the non-progressive game, waiting if needed until the square becomes available. Author: Ed Friedlander. Inventor: Roberto Gravino.
Citadel. Missing description Author: Ed Friedlander.
Claustrophobia Chess. game is lost if King has no space to move. By Thomas .
Cleopatra Chess. No captures, but your Cleopatra (Queen) can seduce opposing pieces to your side. (8x8, Cells: 64) By Dan Troyka.
Cleopatra Chess. Dan Troyka game, similar to Benedict Chess but with only one color-changing piece. Cleopatra "seduces" any piece she sees. Author: Jeremy Gabriel Good. Inventor: Dan Troyka.
Cleopatra Chess. No captures, but your Cleopatra (Queen) can seduce opposing pieces to your side. Author: Ed Friedlander. Inventor: Dan Troyka.
Cleopatra Chess
. No captures, but your Cleopatra (Queen) can seduce opposing pieces to your side. By Dan Troyka.
Clockwork Orange Chess. Condition your opponent's pieces to be non-violent. By Fergus Duniho.
Clockwork Orange Chess. Captured pieces are replaced with non-capturing counterparts. (8x8, Cells: 64) By Fergus Duniho.
Closing Time. During certain turns, you must move pieces out of a central area of the board (`the pub'). (8x8, Cells: 64) By Ralph Betza.
Co-Regal Chess. Take the enemy King/Queen and checkmate the remaining monarch to win. By Tank .
Coalition. Missing description Author: Ed Friedlander. Inventor: Tony Paletta.
Codrus. Missing description Author: Ed Friedlander.
Cohen's Error Chess. Columbia Cannon Chess, only with Korean style cannons. Author: Ed Friedlander.
Cold War Chess. A long and very challanging game against all odds. By Kutasi Márton.
Colorbound. Missing description By Ed Friedlander.
Colorbound Chess. Pieces never change their squares’ color, so army is divided into two halves – attacking and defending. (8x8, Cells: 64) By Lev Grigoriev.
Colorboundmost and Nearly Colorboundmost Chess. Games with all pieces either completely or almost completely colorbound. (8x8, Cells: 64) By Ralph Betza.
Colour Chess. Pieces paint the squares they leave, allowing other pieces to move as them. (8x8, Cells: 64) By John Smith.
Columbia Cannon. Missing description Author: Ed Friedlander.
Combat Chess II. A wargame-like chess variant. (8x8, Cells: 64) By John Garwood.
Combined Arms Brigade Chess. New movement for traditional Chess pieces with a modern military theme. (8x8, Cells: 64) By Saleh Waziruddin.
Combining Knightmare Chess. When a single piece other than a Pawn or a King captures, it combines with that piece into a Knightmare either side may move. (8x8, Cells: 64) By Peter Aronson.
Combining Knightmare Chess
. When a single piece other than a Pawn or a King captures, it combines with that piece into a Knightmare either side may move. By Peter Aronson.
Combo Modern Day Chess. Guard replaces the Queen. (8x8, Cells: 64)
Commando Pawn Chess
. Once a Pawn crosses the midpoint of the board, it moves like a Berolina Pawn. Author: Marek14 . Inventor: Tony Paletta.
Communist Chess. When you capture an opponent's piece, you must destroy one of your own pieces of the same type. (8x8, Cells: 64) By (zzo38) A. Black.
Companion Chess. Missing description (8x8, Cells: 64) By Stephane Burkhart.
Complicacious Chess. Variant in which Chess piece change type. (8x8, Cells: 64) Author: Fergus Duniho. Inventor: Vernon Rylands Parton.
Compromise Chess. Propose two moves and your opponent selects one for you. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Fred Galvin.
Conditional Chess. In addition to a normal move, a player states a move that is executed if a certain condition holds. (8x8, Cells: 64) By João Pedro Neto.
Configuration Chess. King and queen swap with other pieces before play begins - enormous variety! (with zrf). By M Winther.
Configuration Chess. Some pieces are rearranged before play begins, thus enhancing opening ramification (with zrf). By M Winther.
Confusion Chess 1b. Every piece is replaced by something roughly equivalent that moves strangely. (8x8, Cells: 64) By Ralph Betza.
Confusion Chess1b
. Every piece is replaced by something roughly equivalent that moves strangely. Author: Peter Aronson. Inventor: Ralph Betza.
Connect Chess. Players win by forming a link between the first and last ranks of the board. (8x8, Cells: 64) By João Pedro Neto.
Connect Chess. Win by connecting the opposite ranks with a chain of mutually supporting units. Inventor: João Pedro Neto.
Connected Chess. Pieces are removed when they are no longer adjacent to any other piece. By Dan Troyka.
Conquest ®. A popular board game, designed and marketed by Donald Benge. (8x8, Cells: 64)
Construction. Chess pieces are modelled after construction vehicles. (8x8, Cells: 64) Author: Karl Kristianson.
The Consuls. Chess with two Kings and Pawns that can capture as Bishop, Knight, and Rook on the enemy side. By Albert Lee.
Contact Chess. Connecting pieces enhances movement, attack and defense. Powerful pawns and kings. By John Gallez.
Contemporary Random Chess. Missing description (8x8, Cells: 64) By Jose Carrillo.
Contemporary Random Chess. Missing description By Jose Carrillo.
Continental Chess. Continental Chess is Chess Variations with many types of pieces such as stepper, leaper, hopper and rider. (8x8, Cells: 64) By Siwakorn Songrag.
Contramatic Chess. You must not check the opposing king, or leave him in check. Author: Ed Friedlander. Inventor: Vernon Rylands Parton.
Contramatic Chess. This king can walk right into check! The goal for this king is to get checkmated. Author: Jeremy Gabriel Good. Inventor: Vernon Rylands Parton.
Contrast Chess. Pieces lose or gain strength depending on the colour of the square they stand on. (8x8, Cells: 64) By David Howe.
Conversion Chess. A co-chess variant. (8x8, Cells: 64) Author: Alessandro Castelli. Inventor: Ralph Betza.
Coregal Chess
. Both kings and queens are royal. Author: Uwe Wiedemann. Inventor: Vernon Rylands Parton.
Coregal Chess. King and Queen(s) are royal. Author: Ed Friedlander. Inventor: Vernon Rylands Parton.
Coregal Chess. Both kings and queens are royal. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Vernon Rylands Parton.
Coregal Chess 2. King and Queen(s) are royal. Queens may not cross a square under attack. Author: Ed Friedlander. Inventor: Vernon Rylands Parton.
Corner Chess. Two or four player chess variant on 8 by 8 board with pieces starting in the corners. (8x8, Cells: 64) By Rich Hutnik.
Corner Chess II. Tony Paletta's modern version of Farmer's Chess. Author: Ed Friedlander. Inventor: Tony Paletta.
Corner Rooks Skirmish. All pieces except the Rooks are pushed forward a rank. Author: Ed Friedlander.
Corner-square chess. Taking is only allowed when your king is on a cornersquare. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Henk Breugem.
Corridor Chess. FIDE but subtracting rook pawns and setting pieces up in house in middle. Author: Jeremy Gabriel Good. Inventor: Tony Paletta.
Corridor Chess. Setup by Tony Paletta. Author: Ed Friedlander. Inventor: Tony Paletta.
Cost Progressive Chess. Pieces cost varing amounts of movement points to move, and each turn you get more movement points to move them with. (8x8, Cells: 64) By Sergey Sirotkin.
Cotati Chess. Promotion of a Pawn wins the game. (8x8, Cells: 64) By Evan Koch.
Countdown Queens. Each queen can make at most 7 moves in the whole game.
Counter Chess. Units may not capture those taller than they are. Author: Ed Friedlander. Inventor: Karl O. Hill.
Coward Chess
. King captures usual/moves a sq. only by switching places. By Ken Franklin.
Crab Chess (Chess4). Blocked flank pawns are have an additional jump move to empty square (with zrf). By M Winther.
Crazyhouse. A two-player version of Bughouse. (8x8, Cells: 64) (Recognized!) Author: Fergus Duniho.
Crazyhouse. Play this two-player version of Bughouse. (Recognized!) Author: Fergus Duniho.
Crazyhouse Chess. One-board Bughouse. Author: Ed Friedlander.
Creative Chess. Load your own units as you like. Author: Ed Friedlander. Inventor: Marve Meirovitz.
Cripple Chess. The king may move only to capture. Author: Ed Friedlander. Inventor: David B. Pritchard.
Crowd Chess 1: Safety in Numbers. More pieces can occupy the same square - you can only form or move to a crowd by a non-capturing move. (8x8, Cells: 64) By Ralph Betza.
Crowd Chess 2: All Go Together. More pieces can occupy the same square and share the same fate. (8x8, Cells: 64) By Ralph Betza.
Crown. Players secretly decide whether their king or queen (who moves like the king) is royal. Inventor: L. U. Kisljuk.
Crown Chess. Place your own units on the board, starting with the king,. Author: Ed Friedlander.
Crown Prince Chess. One Knight on each side is replaced by a Crown Prince. (8x8, Cells: 64) Inventor: Matthew Chrzaszcz and Derek Mota.
Crown Prince Chess. Missing description Author: Ed Friedlander. Inventor: Matthew Chrzaszcz.
Cruise Pawns. Pawns can shoot away like cruise missiles. (8x8, Cells: 64) By Terry H. Jones.
Crush Chess. After every 10 moves, the perimeter disappears. Author: Ed Friedlander.
Crushed Chess. After every 10 turns, the perimeter disappears. Author: Ben M Reiniger.
csipgs Chess. Design and buy new chess pieces during play. (8x8, Cells: 64) By Ralph Betza.
Cursed Chess. Squares where you have slain an enemy become uncrossable. Author: Ed Friedlander. Inventor: Jeremy Dunn.
Cursed Chess. Squares where a piece is taken become forbidden for the capturing player. (8x8, Cells: 64) By Jeremy Dunn.
Cylinder Chess. First and eighth files connect. Author: Ed Friedlander.
Cylinder Chess. Play Cylindrical Chess on Jocly. Author: Michel Gutierrez and Jérôme Choain.
A Cylinder chess puzzle - 1. Missing description Author: Hans L. Bodlaender. Inventor: A. Piccinini.
A Cylinder chess puzzle - 2. Missing description Author: Hans L. Bodlaender. Inventor: A. W. Mongredien.
Cylindrical Chess. Sides of the board are supposed to be connected. Author: Antoine Fourrière and Fergus Duniho.
Cylindrical Chess. Sides of the board are supposed to be connected. (8x8, Cells: 64) Author: Greg Strong.
Czech Chess. Drop pawns by checking the King. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
d4 d6 chess. Dice determine the number of steps you can move with your piece. (8x8, Cells: 64) By Maurice Dekker.
Dabbaba. Freeware program playing chess and a number of chess variants. Author: Hans L. Bodlaender and Jens Baek Nielsen. Inventor: Jens Baek Nielsen.
Davis Variation of Suicide Chess. Win by checkmate or by loosing your pieces. (8x8, Cells: 64) By Michael D. Davis.
Dead Square
. When pieces take, the square becomes impassible and all surrounding pieces disappear. Author: Marek14 . Inventor: Jason Shields.
Decisive Chess. Chess, but replacing draw rules with win/loss rules. By Iwer Sonsch.
Deep Blue versus Kasparov. White and Black each have their own way of winning.
Defensive Chess. White king is not royal, and Red units (except king) cannot go beyond the midline. If White has not won by 50 moves, Red wins. Author: Ed Friedlander.
DemiChess. Most pieces have about half the strength as in normal chess. (8x8, Cells: 64) By Ralph Betza.