Games using the Same Board
The board used for this game has 8 row(s), 8 column(s), 64 cells/squares.
- 007 Chess. A variant where you also move your opponents pieces. (8x8, Cells: 64)
- 10 Minute Melee. Score as many points during 10 minutes of time with regular chessset. (8x8, Cells: 64)
- 10-directional Chess. 10-directional pieces: an augmented Knight and a restricted Chancellor. (8x8, Cells: 64)
- 12 Augmenters Chess. Each piece's movement capabilities is increased by ~4 squares.
- 123456 Chess. Uses 2 dices for each player and 2 checkers for each player, in addition to normal chess pieces. (8x8, Cells: 64)
- 2Choice Chess. You can tell opponent which pieces he can move. (8x8, Cells: 64)
- 3 Strikes Chess. The first attack does not immediately remove pieces from the board. (8x8, Cells: 64)
- 3FewShogi Chess. Like Chess but 3 Shogi per side. (8x8, Cells: 64)
- 3to2: A 3D flavour in orthodox chess. Missing description (8x8, Cells: 64)
- 64 triangles. Missing description (8x8, Cells: 64)
- 8-Piece Chess. (Queen's Army chess, all 8 Back Rank Pieces different).
- 8x8 adaptation. Missing description
- A. M. DeWitt's Chu Shogi SVGs. A. M. DeWitt's SVG Graphics for Chu Shogi. (8x8, Cells: 64)
- AAUUGHH! Chess. After every move, there's a 1 in 18 chance of the rules switching to another in a list of variants. (8x8, Cells: 64)
- Abalonian Chess. johnnyluken. (8x8, Cells: 64)
- ABC Chess. A variant with 8 armies of pieces generated by combining 1, 2 or 3 simpler pieces. (8x8, Cells: 64)
- Abstract Chess. Pieces are represented by stacks of different heights.
- Accessory Chess. A drop variant with one or two external pieces per player (many to choose from). Zillions (zrf) program available.
- Accounting Chess. Modern Business Chess: win by capturing or indicting the opposing CEO (King), or bilking all of your Stockholders (Pawns). (8x8, Cells: 64)
- Adjutant Chess (8x8). Introducing the Adjutant that can slide like a queen, but on the same square colour only (with zrf).
- Advanced Chess. Pawns move in a similar fashion to the pieces they start in front of. (8x8, Cells: 64)
- Advancement Chess. kevintucker88.
- AIGO Chess. International chess with Cannon pieces added. (8x8, Cells: 64)
- Ajax Orthodox Chess. Orthodox Chess with Ajax-Chessmen, and droping Ajax-Ministers. (8x8, Cells: 64)
- Ajax Random Chess. Pseudo-Fischer Random Chess with Ajax-Chessmen, and droping Ajax-Ministers. (8x8, Cells: 64)
- Alapawn. A simplified, more chess-like version of Alapo 8x8. (8x8, Cells: 64)
- Alapo 8x8. Missing description (8x8, Cells: 64)
- All the Way Chess. Pieces must move as far as they can when moved. (8x8, Cells: 64)
- All-mate Chess. Pieces are captured by having them `checkmated'. (8x8, Cells: 64)
- 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)
- Allthought Chess. Variant of Thinktank Chess with Berolina Pawns. (8x8, Cells: 64)
- Almost chess. One queen has combined rook and knight moves. (8x8, Cells: 64)
- Alpaca Chess. Introducing the weak but interesting Alpaca, which hops one or two steps rookwise (with zrf).
- Alterga. Alternate movement chess variant. Pawns remain the same. (8x8, Cells: 64)
- Alternate Promotion Chess. Pieces promoted at one end of the board are promoted further at the other. (8x8, Cells: 64)
- Alternative Chess. A drop variant with one single external piece per player (many to choose from). Zillions (zrf) program available.
- Amalgamated Chess. Incorporates some aspects of historical variants, but uses only usual equipment. (8x8, Cells: 64)
- Amazone Chess. Queen may also move as a knight. (8x8, Cells: 64)
- Ambiguous Chess. A modest variant, similar to Refusal Chess. (8x8, Cells: 64)
- Amontillado. Pieces have combined `halfling' powers, going half the usual distance. (8x8, Cells: 64)
- ancient chess. a antidevelopment of chess. (8x8, Cells: 64)
- Ancient world war. Missing description (8x8, Cells: 64)
- Anemic Chess. A more anemic version of Chess that replaces riders with weaker short-range pieces.
- Anglis Qi. Xiang Qi and FIDE Chess variant. (8x8, Cells: 64)
- Anti-Check Chess. Variation of Anti-King Chess II. (8x8, Cells: 64)
- Anti-Chess. Lose all your pieces to win.
- Anti-Gravity Chess. Pieces that moved repel pieces like magnets. (8x8, Cells: 64)
- 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!)
- Anti-Magnetic Chain Chess. Pieces that moved must have a chain of `anti-magnetic interaction' with their own king. (8x8, Cells: 64)
- Anti-Magnetic Chess. Pieces that moved repel and attract pieces like magnets. (8x8, Cells: 64)
- Anti-Prechess. The opponent must place your piece on the board. (8x8, Cells: 64)
- Antimage Chess. Some pieces can rifle capture, but there's Antimage from Chess Evolved Online that immune to rifle capture. (8x8, Cells: 64)
- Antimatter Chess. Missing description (8x8, Cells: 64)
- Anywhere Chess and Variations. Pieces (except kings) can make teleport moves to any empty square on the board. With several variants. (8x8, Cells: 64)
- Arch-Chancellor Chess. Uses Archbishops instead of Bishops and Chancellors instead of Knights. (8x8, Cells: 64)
- Archoniclastic Chess. Pieces are augmented on squares of their color. (8x8, Cells: 64)
- Argess. White and Black have different starting positions. (8x8, Cells: 64)
- Arimaa. Uses same equipment as Chess, but designed to be difficult for computers.
- Arimaa. Board game playable with standard chess set, hard for computers. (8x8, Cells: 64)
- Arktur. Two kings and randomized setup. (8x8, Cells: 64)
- Armor Chess. Personal shields protect pieces from one of the 8 directions.
- Army making. Missing description (8x8, Cells: 64)
- Arrangement Chess. The players take turns to relocate the king and the queen, thus enhancing opening ramification (with zrf).
- Ascending the Throne. When the king is lost, another piece becomes royal. (8x8, Cells: 64)
- Assassin Kriegspiel. Kriegspiel variant with unknown setups and special roles for knights and queen. (8x8, Cells: 64)
- Assault&Siege. Missing description (8x8, Cells: 64)
- Assideum. Game on 8 by 8 board with differenly moving pieces.
- Assimilation Chess. Increase your material by assimilating your opponent's pieces. (8x8, Cells: 64)
- Assimilation Fusion Chess. A hybrid of Assimilation Chess and Fusion Chess. Pieces combine and split apart. (8x8, Cells: 64)
- Asymmetric Chess. Chess with alternative units but classical types and mechanics. (8x8, Cells: 64)
- Asymmetrical chess. Diaonal chess (well balanced) variant with 8 pawns per player.
- Ataturk Chess. Players may announce a different piece to be royal. (8x8, Cells: 64)
- Atlantis Chess. Instead of moving, a player may remove an square from the edges of the board. (8x8, Cells: 64)
- Atomic chess. Pieces explode when captured. (8x8, Cells: 64)
- Augmented Chess. Players give standard chess pieces small additional movement possibilities from predescribed set. (8x8, Cells: 64)
- Augmented Half Chess. Pieces can go half as far, but then are augmented with additional movement possibilitie. (8x8, Cells: 64)
- Augmented Knights. Knights receive different additional movement possibilities. (8x8, Cells: 64)
- Avalanche chess. A popular chess variant, where you advance your opponents pawns. (8x8, Cells: 64) (Recognized!)
- Avatar Chess. Game with avatars that can assume any piece of chess, depending on the fields of the board. (8x8, Cells: 64)
- Aviary. New pieces with shogi elements and a bird theme. (8x8, Cells: 64)
- Aviation Chess. Legan's Aviation Chess, popular during WWI, featuring the Aviator piece (with zrf).
- Babel Chess. Sub-variant of Banzai where you can push more than 1 piece per move. (8x8, Cells: 64)
- Babylonian Chess. Captures are determined by rolling dice. (8x8, Cells: 64)
- Backwards Stalemate Chess. Missing description (8x8, Cells: 64)
- Balad. The way figures can move is dynamic, determined by their 'powers'.
- Balaklava Chess. Many pieces have additional knight moves. (8x8, Cells: 64)
- Balanced Swap Chess. Move has second part where a swap is made on the board. (8x8, Cells: 64)
- Banzai Chess. Friendly pieces can be pushed and pushed pieces can bounce. (8x8, Cells: 64)
- Barasi Chess. Game named after inventor with Berolina pawns can also move backwards; other pieces can only move forwards. (8x8, Cells: 64)
- Bario. Pieces are undefined until they move. (8x8, Cells: 64)
- Barion. A variant of the chess variant Bario.
- Baseline chess. Start chess with main pieces in different order on baselines. Overview of several variants. (8x8, Cells: 64)
- 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)
- Basic Chess. Variable baseline chess without drawing lots. Restrict Rooks to a and h files, and King to d or e files.
- Basilisk Chess. Introducing the Basilisk cannon, with standard pieces (zrf exists).
- Bastardo. 4-player game.
- Bastille Chess. Win by clearing your opponent's fortress. (8x8, Cells: 64)
- Battle of the Kings. You start with eight pawns. The rest chess pieces appear on the board during the game.
- Battler Chess. Game with powerful King, and improved Bishops, Knights and Pawns. (8x8, Cells: 64)
- Beast Chess. Replace conventional pieces with those that look like animals. (8x8, Cells: 64)
- Beautiful Beasts. A new team for Chess with Different Armies based on the Roc.
- Bedlam. A hybrid of Metamorphin' Fusion Chess and Chessgi. (8x8, Cells: 64)
- Beginners Chess. Missing description (8x8, Cells: 64)
- Behemoth Loop Chess. Pieces captured by a randomly moving Behemoth can be dropped later. (8x8, Cells: 64)
- Benedict Chess. Instead of being captured, enemy pieces switch sides. (8x8, Cells: 64)
- Bennekom Double Move Chess. Move twice per turn with the same piece. (8x8, Cells: 64)
- Berolina Chess. Different moving pawns. (8x8, Cells: 64) (Recognized!)
- Berolina Grid Chess. Combination of Berolina Chess and Grid Chess. (8x8, Cells: 64)
- Berserker Pawns. Pawns may go berserk to protect their King and once per game in addition. (8x8, Cells: 64)
- Beyond Chess (tm). Commercial variant with dynamic board. (8x8, Cells: 64)
- Billiards progressive chess. Progressive chess variant where queens and bishops bounce against the edges of the board. (8x8, Cells: 64)
- Bishogi. An attempt to take the FIDE army further towards Shogi than Chessgi does. (8x8, Cells: 64)
- Bishop Knight Morph Factor. Missing description (8x8, Cells: 64)
- The Black Ghost. Black gets a teleporting Ghost piece that can not capture to balance White's first move advantage. (8x8, Cells: 64)
- Black Swan. Pieces are replaced by Black Swans with unpredictable outcomes. (8x8, Cells: 64)
- Blackjack chess. Win also if the value of pieces you have is exactly 21 points. (8x8, Cells: 64)
- Bland Chess. Chess with no diagonal moves. (8x8, Cells: 64)
- Blender Chess. Bishops, Knights and Rooks can merge and separate. (8x8, Cells: 64)
- Blindfold Chess. One of the oldest chess variants, where one of the players is blindfolded (zrf available).
- Blue Chip Chess. A chip, moved each turn by the players, denotes a square where pieces may not go to. (8x8, Cells: 64)
- Blue Queen on 64 and 80. Blue Queen belongs to both sides.
- Bluff Chess. Players moving their pieces into danger may risk losing the game. (8x8, Cells: 64)
- Blunderbuss Chess. Pieces are poorer shots than in Rifle Chess. (8x8, Cells: 64)
- Board 8x8 Game Mix. Game with fairy Chess, Draughts & Lines of Action elements. (8x8, Cells: 64)
- BomberChess. A pawn may be exploded, removing pieces on all 8 adjacent squares. (8x8, Cells: 64)
- Bovine Chess. chess variant to illustrate new alternative notation for fairy pieces.
- Braves' Chess. Solves the problem of draws in chess. (8x8, Cells: 64)
- Breakthrough Chess. Pieces must "break through" a zone of neutral blocks. (8x8, Cells: 64)
- Brett Rules. Different mobility of queens, rooks, and bishops and a different winning condition. (8x8, Cells: 64)
- Brickchucking Chess. Pieces cannot move backwards, but do give check/mate backwards.
- Brotherhood Chess. Pieces cannot take pieces of the same type. (8x8, Cells: 64)
- Builder chess. Introducing the Builder. (8x8, Cells: 64)
- Building Chess. Variant that starts with a board of 25 squares, but each player adds a square after their move. (8x8, Cells: 64)
- Bull's eye. Upgrading of the possibilities to move within the Bull's eye to make the game more dynamic. (8x8, Cells: 64)
- Burden of royality. Missing description
- Burden of the royality. Inspired by Evolution Chess. (8x8, Cells: 64)
- Burmese Traditional Chess. An article that discusses chess as it was played in Burma. (8x8, Cells: 64)
- Byelorussian Cheskers. Crossover between chess and Russian draughts. (8x8, Cells: 64)
- Calorie Chess. Pieces have a limited amount of calories to move with, and have resorted to cannibalism! (8x8, Cells: 64)
- Cancellation Rules. Capturing results in left-over pieces based on the difference in point values of the two pieces. (8x8, Cells: 64)
- Cannibal Chess and Absorption Chess. Pieces gain the powers of a piece they take. (8x8, Cells: 64)
- Cannono. Pieces move by bifurcation, but capture normally. (8x8, Cells: 64)
- Capped Pawns (Bemützte Bauern). Pawns have a double step once in their career.
- Captive Kings. Created to obtain more wins and less draws with an anti-chess chess rule.
- Capture or kill. Missing description (8x8, Cells: 64)
- 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)
- Capture-the-King. Missing description (8x8, Cells: 64)
- Card Bet Chess. Betting chess with cards telling you which moves are OK. (8x8, Cells: 64)
- Card Chess. Cards determine which player makes a move. (8x8, Cells: 64)
- Cardinal Chess. Just like orthodox Western "Mad Queen" Chess only substituting knight-bishop compound for Mad Queen. (8x8, Cells: 64)
- 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)
- Cassandra Chess. Prophesy the doom of opposing pieces two turns in advance to capture them. (8x8, Cells: 64)
- CastleChess. White must prevent black from castling. (8x8, Cells: 64)
- Castling in Chess 960. New castling rules for Fischer Random Chess. (8x8, Cells: 64)
- Catalonia. Cooperative variant where the players are trying to form chains while the board is getting bombarded. (8x8, Cells: 64)
- Cavalier Chess. All pieces except queens have some kind of knight-movement. (8x8, Cells: 64)
- Cavalry Chess. A once popular variant from the 1920's where every piece has additional jumping moves. (8x8, Cells: 64)
- Cavalry Queen Chess. Queen rides a horse and therefore it passively moves as Knight (but captures as usual). (8x8, Cells: 64)
- Centaur Chess. Pieces move backwards as Knight. (8x8, Cells: 64)
- Center of Attention. In addition to regular rules, win by moving your King to a center square. (8x8, Cells: 64)
- 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)
- Cerimon Chess. Recover pieces by checking with a like piece. (8x8, Cells: 64)
- Cetran Chess 2. Missing description (8x8, Cells: 64)
- CGNP chess. A game with Knightly Pawns. (8x8, Cells: 64)
- Chafl. combines Chess with Tafl. (8x8, Cells: 64)
- Chain of Fools. Game with a Chess set where the goal is form chains of defended pieces. (8x8, Cells: 64)
- Chakra. Variant with fairy pieces and transmitters that can transport pieces. (8x8, Cells: 64)
- Chamaeleon. Multiplayer variant with pieces moving differently depending on square color.
- Chameleon Chess Redux. Missing description (8x8, Cells: 64)
- Chance Chess. Commercial game: cards determine what piece you can move. (8x8, Cells: 64)
- Chaos. A strange Chess variant designed to baffle onlookers.
- Chaos Chess. Commercial chess variant with cards that modify chess rules.
- Chaos Chess. Pieces are placed randomly everywhere on the board before the game starts. (8x8, Cells: 64)
- Chaotenschach. Players start the game by making a secret setup on their own half of the board. (8x8, Cells: 64)
- Chaotic (Polymorphous) Chess. Play Chess with dice and flip the dice each turn to mutate the pieces. (8x8, Cells: 64)
- Chaotic Chess. Missing description (8x8, Cells: 64)
- Charge of the Light Brigade. Seven knights fight 3 queens, and usually win! (8x8, Cells: 64)
- Charismatic Chess. x5 speed up your chess game! (8x8, Cells: 64)
- Charles Gilman Modest Variants. Missing description (8x8, Cells: 64)
- Chasm Chess. Berolina Pawns, reflecting Bishop and Queen, and a chasm in the board! (8x8, Cells: 64)
- 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)
- Chaturanga. The first known variant of chess. (8x8, Cells: 64)
- Chaturanga - Four Kings - Double Mate. Missing description (8x8, Cells: 64)
- Chaturanga for four players.. Oldest multiplayer chess variant. (8x8, Cells: 64) (Recognized!)
- Chaturanga with minor changes. A series of variants based on the (according to many) earliest form of Chess. (8x8, Cells: 64)
- Chaughts. A mixture of chess and international draughts. (8x8, Cells: 64)
- Chazz. Only kings and pawns. Pawns can move backwards. (8x8, Cells: 64)
- Cheapmate Chess. Mate your opponent with an illegal move. (8x8, Cells: 64)
- Cheaters' Chess. Missing description (8x8, Cells: 64)
- CHECK 11 ~ Original Vision ~. 11 different original factions, chosen secretly, each with extra powers when few pieces remain.
- Checker-capture Chess. Pieces can capture as in checkers game. (8x8, Cells: 64)
- Checker-Pawn Chess. Pawns are replaced by Anglo-American Checkers pieces. (8x8, Cells: 64)
- Checkers Chess. Pieces move initially only forwards. (8x8, Cells: 64)
- Checkers with Bosses. Checkers variant with different types of pieces. Game's main feature are Bosses. (8x8, Cells: 64)
- Checkismate. Put the King in check to win. (8x8, Cells: 64)
- Checkless Chess. Giving check without mate is not allowed. (8x8, Cells: 64)
- CheGo. Drop chess pieces on the board to control the largest number of squares. (8x8, Cells: 64)
- Chelma. A cross between Chess and Halma. (8x8, Cells: 64)
- Cheshire Cat Chess. Squares are disappearing. (8x8, Cells: 64)
- Chesica. Game from the 19th Century combining elements of Checkers and Chess. (8x8, Cells: 64)
- Cheskers. Cross-variant between chess and checkers. (8x8, Cells: 64)
- Chess. The rules of chess. (8x8, Cells: 64) (Recognized!)
- Chess. The most popular of Chess variants, Chess itself. (8x8, Cells: 64)
- Chess 2. Different armies, a new winning condition, and duels. (8x8, Cells: 64)
- Chess 2000. Chess on 8 by 8 board with knight/rook and knight/bishop pieces. (8x8, Cells: 64)
- Chess 4.5. Missing description (8x8, Cells: 64)
- Chess 960. Randomized setup; also known as Fischer Random Chess. (8x8, Cells: 64)
- Chess Evolved Online. A comercial chess variant with collectable gaming pieces.
- Chess in the Round. 1970's commercial variant that allows turning corners with the Rook and Queen. (8x8, Cells: 64)
- Chess Is Wild. Pieces acquire special moves in the inner 16 squares. (8x8, Cells: 64)
- Chess Latrunculi duo milia et septum. Chess with dragon horse and dragon king movements for bishops and rooks. (8x8, Cells: 64)
- Chess Olympic. Some pieces move differently. (8x8, Cells: 64)
- Chess on Steroids. Pieces increase their powers with those of the pieces they capture. (8x8, Cells: 64)
- The Chess Plus Deck. Traditional chess spliced with Dvorak cards.
- The Chess Plus Plus Deck. Chess with special cards. Free!!
- Chess Poker. Like poker, but players are dealt a hand of pieces instead of cards.
- Chess Variants Training. A site that helps you improve at Chess variants.
- Chess Variants with Inverse Capture. Several variants around the idea that captures are done in the manner of the captured piece. (8x8, Cells: 64)
- Chess vs checkers. Missing description (8x8, Cells: 64)
- Chess vs Strong Makruk. Chess against an enhanced Makruk army in an 8x8 board.
- Chess with a Fool. Missing description (8x8, Cells: 64)
- Chess with checkers added. Add checkers in front of the pawns. (8x8, Cells: 64)
- Chess with magical connections. Missing description (8x8, Cells: 64)
- Chess with Mixed Pawns. Four normal and four Berolina pawns per player. (8x8, Cells: 64)
- Chess with Promoters. Missing description (8x8, Cells: 64)
- Chess with Quantum Bishops. Bishops move orthogonally along both paths and end up where a normal bishop would end up. (8x8, Cells: 64)
- Chess without pawns. Variant where only kings can take and no pawns are used. (8x8, Cells: 64)
- Chess+. Players choose when and where to place their pieces behind the pawns.
- Chess++. Some pieces are made more powerful, some less. (8x8, Cells: 64)
- Chess36. Game with invisible piece set up.
- Chess480. Fischer Random Chess with orthodox castling rules. (8x8, Cells: 64)
- Chess960.com. Talk about Chess960 with other members.
- Chess960x3. Variant of Chess960. (8x8, Cells: 64)
- Chessapawn. Game where all pieces move forward and a win is by promoting. (8x8, Cells: 64)
- ChessBreakTimes Chess. Chess with elements of chess-based RPG I slowly elaborate at this time. (8x8, Cells: 64)
- Chessembly. Open Board Setup, Free Placement Chess. (8x8, Cells: 64)
- Chessgi. Drop the pieces you take from your opponent. (8x8, Cells: 64)
- 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.
- ChessNim. Drop chess pieces and reduce the number of unattacked squares on the board. (8x8, Cells: 64)
- ChessWar. Strategic game played with chess pieces.
- Chess_AB. Pawns may move backwards; and may promote to captured pieces. (8x8, Cells: 64)
- Cheversi. A mix of chess pieces and reversi-like strategy. (8x8, Cells: 64)
- Cheversi Solitaire. Solitaire version of Cheversi. (8x8, Cells: 64)
- Chicken Chess. Combines Losing and Benedict Chess. (8x8, Cells: 64)
- Chigorin Chess. White has knights instead of bishops and a chancellor for his queen; black has bishops instead of knights. (8x8, Cells: 64)
- Chimera Chess. The highlight of this chess variant are the Chimera pieces, which are substantially enhanced versions of the orthodox Knight.
- Chivalrous Attrition. Two knights jump over and may not go to visited squares. (8x8, Cells: 64)
- Chogi. Cross between Shogi and Chess.
- Chogi. A step further further to shogi from chess. (8x8, Cells: 64)
- Chosen Chess. Move a piece you chose last turn, then choose a piece to move next turn. (8x8, Cells: 64)
- 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)
- Circe Chess. Captured pieces return to their original square. (8x8, Cells: 64)
- Circe Progressive Chess. Combination of Circe and Progressive Chess. (8x8, Cells: 64)
- Circular Chess. D. Reynolds's Circular Chess, a modern version of a Byzantine variant (with zrf).
- Citadel. Simple chess variant from early 20th century on 45 degrees turned board. (8x8, Cells: 64)
- Claustrophobia Chess. game is lost if King has no space to move.
- Clear of knights chess. Missing description (8x8, Cells: 64)
- Cleopatra Chess. No captures, but your Cleopatra (Queen) can seduce opposing pieces to your side. (8x8, Cells: 64)
- Clockwork Orange Chess. Captured pieces are replaced with non-capturing counterparts. (8x8, Cells: 64)
- Closing Time. During certain turns, you must move pieces out of a central area of the board (`the pub'). (8x8, Cells: 64)
- Co-Regal Chess. Take the enemy King/Queen and checkmate the remaining monarch to win.
- Cold War Chess. A long and very challanging game against all odds.
- Colorbound Chess. Pieces never change their squares’ color, so army is divided into two halves – attacking and defending. (8x8, Cells: 64)
- Colorboundmost and Nearly Colorboundmost Chess. Games with all pieces either completely or almost completely colorbound. (8x8, Cells: 64)
- Colour Chess. Pieces paint the squares they leave, allowing other pieces to move as them. (8x8, Cells: 64)
- Combat Chess II. A wargame-like chess variant. (8x8, Cells: 64)
- Combined Arms Brigade Chess. New movement for traditional Chess pieces with a modern military theme. (8x8, Cells: 64)
- 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)
- Combo Modern Day Chess. Guard replaces the Queen. (8x8, Cells: 64)
- Communist Chess. When you capture an opponent's piece, you must destroy one of your own pieces of the same type. (8x8, Cells: 64)
- Companion chess. The Queen may have a companion. (8x8, Cells: 64)
- Companion Chess. Missing description (8x8, Cells: 64)
- Complicacious Chess. Variant in which Chess piece change type. (8x8, Cells: 64)
- Compromise Chess. Propose two moves and your opponent selects one for you. (8x8, Cells: 64)
- Comrade Chess. Comrade instead of Queen. (8x8, Cells: 64)
- Conditional Chess. In addition to a normal move, a player states a move that is executed if a certain condition holds. (8x8, Cells: 64)
- Conditional Quantum Chess. You may move to two squares each turn, but only one is a real move. (8x8, Cells: 64)
- Configuration Chess. Some pieces are rearranged before play begins, thus enhancing opening ramification (with zrf).
- Confusion Chess 1b. Every piece is replaced by something roughly equivalent that moves strangely. (8x8, Cells: 64)
- Connect Chess. Players win by forming a link between the first and last ranks of the board. (8x8, Cells: 64)
- Conquer. Captured pieces change sides immediately, occupying the square the capturer moved from. (8x8, Cells: 64)
- Conquer II. The goal of the game is to conquer the opponent's army and to add it to your own army. (8x8, Cells: 64)
- Construction. Chess pieces are modelled after construction vehicles. (8x8, Cells: 64)
- The Consuls. Chess with two Kings and Pawns that can capture as Bishop, Knight, and Rook on the enemy side.
- Contact Chess. Connecting pieces enhances movement, attack and defense. Powerful pawns and kings.
- Contemporary Random Chess. Missing description (8x8, Cells: 64)
- Continental Chess. Continental Chess is Chess Variations with many types of pieces such as stepper, leaper, hopper and rider. (8x8, Cells: 64)
- Contrast Chess. Pieces lose or gain strength depending on the colour of the square they stand on. (8x8, Cells: 64)
- Conversion Chess. A co-chess variant. (8x8, Cells: 64)
- Copycat Chess. New piece added which copies move of just-moved piece. (8x8, Cells: 64)
- Coregal Chess. Both kings and queens are royal. (8x8, Cells: 64)
- Corner Chess. Two or four player chess variant on 8 by 8 board with pieces starting in the corners. (8x8, Cells: 64)
- Corner-square chess. Taking is only allowed when your king is on a cornersquare. (8x8, Cells: 64)
- Cosmic Chess. Macrocosm and microcosm. (8x8, Cells: 64)
- 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)
- Cotati Chess. Promotion of a Pawn wins the game. (8x8, Cells: 64)
- Courier Chess VIII. A re-imagining of Courier Chess, on a smaller board. (8x8, Cells: 64)
- Cowardly Crew. After a capture, adjacent pieces can change sides. (8x8, Cells: 64)
- Crazyhouse. A two-player version of Bughouse. (8x8, Cells: 64) (Recognized!)
- Crazyhouse Kriegspiel. Combines Crazyhouse with Kriegspiel. (8x8, Cells: 64)
- Crazyhouse No Retreat Morphy Chess. Missing description (8x8, Cells: 64)
- Creating Hexagonal Board Graphics. Missing description (8x8, Cells: 64)
- 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)
- Crowd Chess 2: All Go Together. More pieces can occupy the same square and share the same fate. (8x8, Cells: 64)
- Crown. Players secretly decide whether their king or queen (who moves like the king) is royal.
- Crown Prince Chess. One Knight on each side is replaced by a Crown Prince. (8x8, Cells: 64)
- Cruise Pawns. Pawns can shoot away like cruise missiles. (8x8, Cells: 64)
- Crushed Chess. After every 10 turns, the perimeter disappears.
- The crushing conquerers. another experimental chess with different armies army. (8x8, Cells: 64)
- csipgs Chess. Design and buy new chess pieces during play. (8x8, Cells: 64)
- Culverin Chess. Introducing the Culverin cannon, which is dropped among standard pieces (zrf exists).
- Cursed Chess. Squares where a piece is taken become forbidden for the capturing player. (8x8, Cells: 64)
- The Custom Crushers. A 'build it yourself' Chess with Different Armies army inspired by the Corps from 12 Augmenters Chess. (8x8, Cells: 64)
- Cutty Camels. Army for Chess with Different Armies that features Wizard from Omega Chess. (8x8, Cells: 64)
- CwDA: the Shatranjian Shooters. Missing description (8x8, Cells: 64)
- Cylindrical Chess. Sides of the board are supposed to be connected. (8x8, Cells: 64)
- Czech Chess. Drop pawns by checking the King. (8x8, Cells: 64)
- d10 Chess. Roll a ten sided die (d10) every turn to determine which pieces may be moved. (8x8, Cells: 64)
- d4 d6 chess. Dice determine the number of steps you can move with your piece. (8x8, Cells: 64)
- Dark Chess variants. Possible other rules for Dark(ness) Chess. (8x8, Cells: 64)
- Darkness Chess. You have only limited information on where your opponents pieces are. (8x8, Cells: 64)
- Davis Variation of Suicide Chess. Win by checkmate or by loosing your pieces. (8x8, Cells: 64)
- Dealer's Chess. Armies are chosen by dealing special cards. (8x8, Cells: 64)
- Deception Chess. Each piece has two identities, Cloak and concealed Base.
- Decisive Chess. Chess, but replacing draw rules with win/loss rules.
- DemiChess. Most pieces have about half the strength as in normal chess. (8x8, Cells: 64)
- DemiChess Revisited. Updated information on DemiChess. (8x8, Cells: 64)
- DemiRifleChess. Rifle Chess where most pieces have about half the strength as in normal chess. (8x8, Cells: 64)
- Deployment. The initial setup of the pieces is open but hidden from the other player. (8x8, Cells: 64)
- Descent Chess. Start with a King and two Pawns, then move or drop one of the remaining pieces. (8x8, Cells: 64)
- Desert Pub Chess. A game where Desert Wazirs & Desert Ferz capture by jumping. (8x8, Cells: 64)
- Desertion Chess. When you move next to opposing pieces, they desert to your side; win by converting or capturing all opposing pieces. (8x8, Cells: 64)
- Diagonal Chess. Board turned 45 degrees. (8x8, Cells: 64)
- Diagonal chess (well balanced). Diagonal chess with 7 fortified pawns.
- Diagonal Oblong Chess. The board is an oblong in diagonal direction. By Shi Ji. (8x8, Cells: 64)
- Diagonal pawn chess. Pawns always move diagonally, whether capturing or not.
- Diagonal Quadrant Chess. Pieces start in two of the four by four quadrants of the board. (8x8, Cells: 64)
- Diamond Chess. Based on orthodox chess but rotated 45 degrees (invented in 1886). (8x8, Cells: 64)
- Diamondback Chess. Pieces start in corners. (8x8, Cells: 64)
- Dice chess (wikipedia rules). Dice chess using 2 dice, wikipedia rules.
- Dice Landing Chess. Few pieces in play at the opening. Roll a dice to get other pieces joining the game. (8x8, Cells: 64)
- Dice Mate Chess. No capture; checkmate only happens if roll of the dice is favorable. (8x8, Cells: 64)
- Dice-Money Chess. Earn money if you do what is written on the dice. (8x8, Cells: 64)
- Diceless Chessgammon. Move all pieces off the opponents side of the board. (8x8, Cells: 64)
- Different Pawns Random Chess. Missing description
- Diplomatic Chess. The Diplomat replaces the King. (8x8, Cells: 64)
- Dipole Chess. A cross between Chess and the game Dipole by Mark Steere. (8x8, Cells: 64)
- The Disguised King. Unknown pawn becomes royal piece. (8x8, Cells: 64)
- Displacement Chess 2. The most logical step for the evolution of standard Chess: flexible castling and interchange of king and queen for one side. (8x8, Cells: 64)
- Divergent Dreamers. Army for Chess with Different Armies where pieces can only move when it has a neighbour. (8x8, Cells: 64)
- Divided Forces Chess. Half of your army starts on the other side of the board. (8x8, Cells: 64)
- Dodo Chess. From a special setup, be the first to have your king reach the last row. (8x8, Cells: 64)
- Doppleganger Chess. Pieces and their doppelgangers are connected for capture and promotion! (8x8, Cells: 64)
- Double Hammer Chess. Missing description (8x8, Cells: 64)
- Double Moves. Move your opponent's pieces after moving your own.
- Double Skak. Four player chess variant on 8 by 8 board. (8x8, Cells: 64)
- Double-Ended Chess. Captures are by withdrawal and approach. (8x8, Cells: 64)
- Doublebarrel Chess. Introducing the Doublebarrel piece, a lethal cannon relative with amazing tactical capabilities (Zillions file downloadable).
- Doublemove chess. Move twice per turn, with by King capture, not checkmate. (8x8, Cells: 64)
- Doublestep Chess and Doubletime Chess. Missing description (8x8, Cells: 64)
- Douglas Modern chess. A chess variant with a more interesting start position, leading to more action.
- Dovecote Chess. One small non-rules tweak generally changes the character and pace of gameplay. (8x8, Cells: 64)
- Dragon Chess. Regular chess army against a single, 3x3, unwieldy but powerful piece.
- Dragon Wars. Multiple types of Dragon duke it out. (8x8, Cells: 64)
- Dragoon Chess. An attempt to make Chess more strategic by making pieces more mobile.
- Drawless Chess. Simple rules are added to make draws impossible. (8x8, Cells: 64)
- Drunken Nights. A toned down version of the Nutty Knights for Chess with different Armies. (8x8, Cells: 64)
- Duck Chess. A Duck that must be moved by both players can block your moves. (8x8, Cells: 64)
- Duck Soup Chess. Pawns on turnwise randomly determined colored squares cannot be taken. (8x8, Cells: 64)
- Duggan's Fantasy Chess. Game where usual pieces become mercenaries, horsemen, golems, assassins and adapts. (8x8, Cells: 64)
- Duggan's Fantasy Chess (revised). Revised and Improved version of fantasy Chess variant. (8x8, Cells: 64)
- Duluth Chess. 5 minor changes to Western chess that can affect all stages of the game.
- Dune Chess. Chess variant based on the Dune novels of Frank Herbert.
- Duplication Chess. Twice per game, move a piece with duplication. (8x8, Cells: 64)
- Dutch Chess. Different objective and piece movements with orthodox chess set. (8x8, Cells: 64)
- Dynamo Chess. You pull and push pieces around and off the board. (8x8, Cells: 64)
- Dynasty Chess. Missing description (8x8, Cells: 64)
- E-Chess. The chess pieces appear on the board during the game.
- EChess. (Micro) Evolutionary CHESS game.
- Edge Chess. Pieces can stand on the edges of squares.
- Edgehog Chess. Three Chess variants featuring John Driver's edge-loving piece the Edgehog. (8x8, Cells: 64)
- Eight Kings. Each player has eight kings and wins by mate or stalemate one of the kings. (8x8, Cells: 64)
- Empire Chess. Asymmetric variant where one army has pieces that move like queens but capture differently.
- Emulation Chess. Pieces have no move of their own, but move instead like adjacent pieces of either side. (8x8, Cells: 64)
- En Passant Chess. All pieces can be taken en passant. (8x8, Cells: 64)
- Endgame. Players start out with 16 pawns and gain pieces via promotion. (8x8, Cells: 64)
- Enemy Progressive chess. Make one normal move and an increasing number of moves with enemy pieces. (8x8, Cells: 64)
- Enep. An experimental variant with enhanced knights and an extra pawn. (8x8, Cells: 64)
- Energizer Chess. Chess on a normal board with an Archbishop and a Chancellor added. (8x8, Cells: 64)
- English Progressive Chess. White moves once, black twice, white three times, etc. Series ends when a check is given. (8x8, Cells: 64)
- Enhanced Pawn Chess (EPC). Pawn upgrading by extended capturing possibilities. (8x8, Cells: 64)
- Enochian Chess. Four-player team variant of the Golden Dawn. (8x8, Cells: 64)
- Entangled chess. Game inspired by the physical phenomenon of quantum entanglement. (8x8, Cells: 64)
- Entropy Chess. Every move, you may move an enemy piece to an unattacked square. (8x8, Cells: 64)
- Equalized Shatranj. Basic weak moves of ancient pieces are compensated by their numbers. (8x8, Cells: 64)
- Equinox chess. A game with well crafted openings.
- Euqorab. Anti-Baroque. (8x8, Cells: 64)
- European Chess. A multiplayer, different armies form of chess. (8x8, Cells: 64)
- Every Man a Pawn. Each piece has the powers of a Pawn (except promotion) in addition to its normal powers. (8x8, Cells: 64)
- Evolution Chess. Game where pieces add the abilities of pieces they capture. (8x8, Cells: 64)
- Execute! the Game. Pieces have unique abilities and uses dice-based combat.
- Exhausted King. Win by giving permanent check. . (8x8, Cells: 64)
- Exile Chess. Missing description (8x8, Cells: 64)
- Exinox Chess. Normal chess set, new type of pieces. (8x8, Cells: 64)
- Expansion Chess. Get points per each your piece on other half of board to win. (8x8, Cells: 64)
- Extended Chess. Standard setup with changes in moves and win conditions. (8x8, Cells: 64)
- Extended squares Chess. Some areas of adjacent squares of the board can be seen as one cell. (8x8, Cells: 64)
- Extinction chess. Win by making your opponents pieces of one type extinct. (8x8, Cells: 64) (Recognized!)
- Extra Move Chess. Double-move variant based on limitations of Zillions of Games. (8x8, Cells: 64)
- Fabulous Flying Kittens. Toroidal board using three warp lines with 8 corners tied together. (8x8, Cells: 64)
- Faceoff Chess. Chess with big moving restrictions for kings. (8x8, Cells: 64)
- Fair-Chess. A chess variant to play with handicaps for different ratings. (8x8, Cells: 64)
- Fairy Pieces Part 2. Showcasing 158 Fairy Pieces. (8x8, Cells: 64)
- Fairyranga. Game based on Chaturanga & Makruk with Southeastern, Mongolian and even Russian elements. (8x8, Cells: 64)
- Falling Off. `Captured' pieces do not disappear, but get momentum, and can fall off the edge of the board. (8x8, Cells: 64)
- Fearful fairies. An experimental army for CadA, featuring the Dullahan (Ferz-Knight compound) and the Banshee. (8x8, Cells: 64)
- Fearsome Chess. Fear is the main rule. (8x8, Cells: 64)
- Feeble Chess to Weakest Chess. Some Chess variants with weaker pieces. (8x8, Cells: 64)
- Feint Chess. Every second piece is unable to capture - it just threatens. (8x8, Cells: 64)
- The Fellowship of the Ring. White may win by carrying a 'ring' to the other side of the board. (8x8, Cells: 64)
- Fetch Chess. Double-move game where the Cat (who may be a 3rd player) may or may not fetch your pawns back. (8x8, Cells: 64)
- Fianchetto Chess. Rooks and bishops switched in opening setup. (8x8, Cells: 64)
- Fibonacci (Sequence) Chess. Move your opponent's pieces on certain turns. (8x8, Cells: 64)
- Fibonacci Chess. Players can make multiple moves per turn, the number determined by the fast growing Fibonacci sequence. (8x8, Cells: 64)
- Fifo Chess. Each square acts as a First-In-First-Out queue. (8x8, Cells: 64)
- Fifty-fifty chess. Mating is allowed after having taken eight pieces. (8x8, Cells: 64)
- Fighting Chess. A reform to Chess that eliminates stalemate and strengthens some of the pieces.
- Fighting Kings. The King has switched places with the King Pawn - The King is now a fighting piece. And the pawn must be protected. (8x8, Cells: 64)
- File Sharing Chess. File Sharing, pawn swapping, always passed pawns. (8x8, Cells: 64)
- FireFighter Chess. A game where one piece is a secret fire fighter with special powers. (8x8, Cells: 64)
- Fischer Random Chess. Play from a random setup. (8x8, Cells: 64) (Recognized!)
- Fischer Random Chess . David A. Wheeler's page on Fischer Random Chess.
- Fischer-Benko Chess. Three pieces are placed randomly, the other five by the players.
- Fish Chess. Pawns can move backwards without capturing. (8x8, Cells: 64)
- Five-stars chess. One can also win by having five pieces in a row. (8x8, Cells: 64)
- Flexible Chess (F-chess). The light pieces can move from any empty first rank square (with zrf).
- Fluid Chess. A modest variation allowing movement through friendly pieces. (8x8, Cells: 64)
- Fluidity Chess. No displacement capture, all non-royal pieces take by cutting through or bypassing. (8x8, Cells: 64)
- Flying Dutchman. Win by Reaching Port. (8x8, Cells: 64)
- Fog of War Chess. Players can only see certain squares. Plays on a computer application. (8x8, Cells: 64)
- Folding Magnetic Chess. fold between D&E files, play on both sides.
- Follow the King!. Pieces must make the same move as their King. (8x8, Cells: 64)
- For the Crown. A commercial crossover with deck-building games. (8x8, Cells: 64)
- Force Field Chess. Missing description (8x8, Cells: 64)
- Forchess . Four player chess variant on 8 by 8 board.
- Foreign Policy Chess. Chess variant on 8 by 8 board with armies of unequal strength. (8x8, Cells: 64)
- Forward Chess. Variant where backward movement is limited. (8x8, Cells: 64)
- Forwards Chess. A variation of FIDE Chess where pieces only move forward. (8x8, Cells: 64)
- Four seasons chess.. Medieval multiplayer chess variant on 8 by 8 board. (8x8, Cells: 64)
- Free Castling Rule. Less restrictive castling rules. (8x8, Cells: 64)
- Free Placement. Game starts with players alternatingly placing pieces on board. (8x8, Cells: 64)
- Free-for-All Chess. Player's may move either their own or their opponent's pieces. (8x8, Cells: 64)
- French revolution chess. Advanced pawns threaten the noble pieces. (8x8, Cells: 64)
- Froghouse. Like Bughouse except each team has a Black, White, and Green. Green goes "in between", namely after white but before black. (8x8, Cells: 64)
- Frontofhouse. Captured pieces return with only their forward moves. (8x8, Cells: 64)
- FTM Chess: Follow the Mover. After a normal move, you may move a piece to the vacated square. (8x8, Cells: 64)
- Fuel Chess. The total distance a piece can travel is limited. (8x8, Cells: 64)
- Fugue. Based on Ultima and Rococo this game has pieces that capture in unusual ways. (8x8, Cells: 64)
- Full Cavalry. Rooks are replaced by Lancers and castling is still legal.
- Full House. Missing description (8x8, Cells: 64)
- Gadsden's Toroidal Chess. Edges of the board are considered to be adjacent. (8x8, Cells: 64)
- The Game for the Trees. Pieces grow on the board, occupying multiple squares. (8x8, Cells: 64)
- The Game of Nemoroth. For the sake of your sanity, do not read this variant! (8x8, Cells: 64)
- Gaugamela Chess. Asymmetric warfare that mirrors the famous battle of Gaugamela. (8x8, Cells: 64)
- Ghast knights. Missing description (8x8, Cells: 64)
- Ghost King Chess. The king can roam the board as an almost unkillable ghost. (8x8, Cells: 64)
- Ghostrider Chess.. Missing description (8x8, Cells: 64)
- Give & Take Chess. After setting up pieces, players must capture each turn. (8x8, Cells: 64)
- Giveaway Chess. Taking is obligatory; the first player that loses all his pieces wins. (8x8, Cells: 64) (Recognized!)
- Gladiator Chess. Missing description (8x8, Cells: 64)
- Goldchess and Silverchess. Standard board and setup, but new moves for pieces. (8x8, Cells: 64)
- Golem Chess. Variant where the Queen is replaced by the Golem, a piece that must be captured twice to remove it from play. (8x8, Cells: 64)
- Goliath Chess. Pieces can shoot after they have captured. (8x8, Cells: 64)
- Good and Evil Chess. Missing description (8x8, Cells: 64)
- Goodchess. Missing description (8x8, Cells: 64)
- Gothic Isles Chess. Fictional historic variant, with Dragons, Wizards and Champions. (8x8, Cells: 64)
- Grand Alamos Chess. FIDE, but with an initial setup reminiscent of Grand Chess.
- The Grand Crossing. Win by moving your king to the opponents side of the board. (8x8, Cells: 64)
- Gravity Chess. Pieces that moved attract pieces like magnets. (8x8, Cells: 64)
- Great battle. based off ultimate battle chess. (8x8, Cells: 64)
- Great battle 2nd edition. the sequal to great battle chess! (8x8, Cells: 64)
- great battle 3rd edition. Another great battle variant! (8x8, Cells: 64)
- Greek Progressive Chess. Make at most one move more than your opponent in his last turn. (8x8, Cells: 64)
- Greener Chess. The grass is always greener on the other side of the fence -- and your pieces are stronger there too. (8x8, Cells: 64)
- Grid Chess. Always move to a different 2 by 2 square part of the board. (8x8, Cells: 64)
- Grolman Chess. Game with sequential movement of pieces of the same color. (8x8, Cells: 64)
- Groundskeeper Chess. Missing description (8x8, Cells: 64)
- Guard Chess, or Islandic Chess. Guarded pieces cannot be captured. (8x8, Cells: 64)
- Hafts. A denser Draughts, but with pieces only capturing those bound to the opposite colour. (8x8, Cells: 64)
- Half Bughouse. Another name for Anywhere Chess. (8x8, Cells: 64)
- Half Chess. Pieces have approximately half their usual movement possibilities. (8x8, Cells: 64)
- Halfgi. A hybrid of Chessgi and Ralph Betza's Half Chess. (8x8, Cells: 64)
- Halflings Chess. Game where all pieces (except Knights) are Halflings. (8x8, Cells: 64)
- Hamiltonian Chess. Win by forming a Hamiltonian path between your pieces. (8x8, Cells: 64)
- Hammer Chess. Minor pieces have increased movement possibilities. (8x8, Cells: 64)
- Haunted Chess. Missing description (8x8, Cells: 64)
- Haynie's Game of Leapers. On 8 by 8 board with several pieces that can jump. (8x8, Cells: 64)
- Haynie's high power fairy chess 64. With orthodox chess set but different stronger movements for most pieces. (8x8, Cells: 64)
- Heavenly Queen Chess. Queen’s motion is changed slightly but enough to make it unique. (8x8, Cells: 64)
- Heavy Gravity Chess. Chess with heavy gravity, Knights can't jump, Queens, Bishops, and Rooks are limited to 4 spaces per move, Kings move 1 diagonal. (8x8, Cells: 64)
- Hecatomb. Each player has 31 queens and one king. (8x8, Cells: 64)
- Hecatomb promotion. Missing description (8x8, Cells: 64)
- Heraldic Extinction Chess. Win by taking a pair of pieces that started on the same line in the opening setup. (8x8, Cells: 64)
- Hero and Superhero Chess. The King's Pawn is replaced by a Hero (moves like any other piece on your side on the board) or a Superhero (improved Hero). (8x8, Cells: 64)
- Hero's Chess. A chess with very different pieces. (8x8, Cells: 64)
- Hidden Random Chess. This is a two-player game that incorporates the element of chance in chess.
- High Chess. Drawn games are instead won by the player whose King is closest to the centre.
- Highcastle chess. All pieces can castle. (8x8, Cells: 64)
- Highlander Chess. Instead of taking, pieces can be challenged with dice; winning piece absorbs powers. (8x8, Cells: 64)
- Hindustani Chess. 19th century Indian game. (8x8, Cells: 64)
- Historia Ŝako. Historia Ŝako is a Chess variant incorporated between western and eastern variants, by track movement of Elephant and Queen. (8x8, Cells: 64)
- Hit and Run Chess. After the first move, players may move 1 piece twice or two pieces once, capturing only on any piece's first move.
- Hit-point Chess. Pieces start with 30 hit points and attack by stepping next to the target. (8x8, Cells: 64)
- Hitpoint Chess 1. Pieces have hitpoints, like in a wargame. (8x8, Cells: 64)
- Hobbit Chess . Two variants, 8x8 and 9x9, using hobbits as superpawns.
- Hobgoblin Chess. Inchworm crowd-forming magnetic mutating lunar-hallway exploding-Pawn Chess; an extreme game. (8x8, Cells: 64)
- Hockey Chess. Missing description (8x8, Cells: 64)
- Homo Scacco. Several games with pieces of same type and a royal amongst them. (8x8, Cells: 64)
- Hop Chess. The same as FIDE chess plus a special piece called the hopper. (8x8, Cells: 64)
- Hoppel-Poppel. Modest divergent variant where Knights capture like Bishops and Bishops capture like Knights. (8x8, Cells: 64)
- Hordes of Change. A chess variant inspired by Andernach Chess. (8x8, Cells: 64)
- Horseman's Chess. Game where pieces mount and dismount.
- Hostage Chess. Pieces taken are held hostage and can be exchanged against other pieces and then dropped. (8x8, Cells: 64) (Recognized!)
- Hybrids. Standard pieces combine and split. (8x8, Cells: 64)
- HyperModern Shatranj. Missing description (8x8, Cells: 64)
- Hyperspace Chess. When moving more than one square, pieces travel some turns in hyperspace before arriving at their destination. (8x8, Cells: 64)
- Hypnotic Chess. You may move opposing pieces your pieces attack. (8x8, Cells: 64)
- I'm a Wazir, Get Me Out of Here. A variant in which pieces disappear if left too long in the wrong place. (8x8, Cells: 64)
- IAGO Chess System. http://abstractgamers.org/wiki/iago-chess. (8x8, Cells: 64)
- Ibu Ibu Chess. Introduces the concept of a King's entourage, making King powerful and protected. (8x8, Cells: 64)
- ICBM Chess. I(inter)-C(hess)B(oard) M(issle) Chess, where you can throw a piece to capture as well as make normal moves. (8x8, Cells: 64)
- Ice Age Chess. Every 20th move, the board freezes and ice cubes appear on almost every empty square. (8x8, Cells: 64)
- iChess. Missing description (8x8, Cells: 64)
- Ideal Chess. A social game that melds FIDE chess with playing cards. (8x8, Cells: 64)
- If regular octogonal chess would be possible?. Missing description (8x8, Cells: 64)
- Illusionary Piece Chess. A piece and a Pawn on each side are more powerful, but can not offer check or prevent bare King. (8x8, Cells: 64)
- Imposter Chess . Exchange captured pieces in order to move Kings in different ways.
- Inchworm and Longworm Chess. Pieces move their heads to a new square, then move their tail to that square on a later move. (8x8, Cells: 64)
- Indistinguishable Chess. Player pieces indistinguishable from each other. Board squares are indistinguishable. (8x8, Cells: 64)
- Infima. Missing description
- Insurrection. Capturing causes promotion, demotion, or a coup in the opponent's ranks. (8x8, Cells: 64)
- Interchange Chess. Get as many of your own pieces to their destination squares on the other side of the board as possible. (8x8, Cells: 64)
- Interweave. Game with elements of Checkers and Ultima where all pieces are colorbound and only capture pieces on the other color. (8x8, Cells: 64)
- Invader Zim Chess. Chess based on the show, Invader Zim. (8x8, Cells: 64)
- Invisible King Chess. Opponent can't see where you moved your king to. (8x8, Cells: 64)
- The Iron Knight. A number of variants with uncapturable pieces. (8x8, Cells: 64)
- It's not a job for King. Two relatively modest games, playing with power and royality. (8x8, Cells: 64)
- Italian Progressive Chess. White moves once, black two times, white three times, etc. Check is only allowed at last move of series. (8x8, Cells: 64)
- Jabberwocky Chess. Chess with transformations of pieces. (8x8, Cells: 64)
- Jack-Be-Nimble Chess. Jumping pieces have to learn how before they jump tall pieces. (8x8, Cells: 64)
- Jedi Chess. Maharajah and the Sepoys modified with a Star Wars theme. (8x8, Cells: 64)
- Jinn Chess. Pieces start off the board, and game is divided into a placement phase and a traditional play phase. (8x8, Cells: 64)
- Journalist's Chess. Journalist is movable to any position but no capture. (8x8, Cells: 64)
- Joust Chess. Rotating pieces, long range movement, adjacent capture, both in one turn using different directions.
- Jungles and Mountains Chess. Chess with hindering terrain that must be removed to free up piece movement. (8x8, Cells: 64)
- Jurassic Chess. Dinosaur based chess variant played with regular chess pieces. (8x8, Cells: 64)
- Juxtaposition Chess. Pawns and Pieces switch places with pseudo-pieces throughout the game. (8x8, Cells: 64)
- Kar Ouk. A variation of Khmer Chess (.rar unix archive file).
- King Friday XIII Chess. Flexible castling, promotion to opponent's pieces, etc. (8x8, Cells: 64)
- King of the Ladder Tournament Rules. Ideas for rules to mix variants together in one game. (8x8, Cells: 64)
- King Support Chess. Revised Chess intended to be clearer and less drawish. (8x8, Cells: 64)
- King to Bunker Leap. King can jump over own pieces to reach 1 of 2 bunker positions in Shuffle Chess or Pre-Chess. (8x8, Cells: 64)
- King with a Shotgun. Twice each game, the King can make a non-moving Rook capture. (8x8, Cells: 64)
- King's Guard Chess. Pawns move like kings and only Pawns may capture. (8x8, Cells: 64)
- King's progressive chess. Players may make a number of moves in a turn, depending on row where king is on. (8x8, Cells: 64)
- King's Reincarnation. Captured Kings return to the board, but at a price. 2 versions of play. (8x8, Cells: 64)
- King's speech. 360 random positions with the King always exposed and vulnerable.
- King-Power. garr8903.
- Kingchess. Players may drop groups of unplaced pieces instead of moving. (8x8, Cells: 64)
- Kinglet. Win by taking all the pawns of the opponent. (8x8, Cells: 64)
- Kings. A modest variant with more than one king. (8x8, Cells: 64)
- Kira Chess/Kira Shogi. "Kira" and "L" pieces which is not known by your opponent. (8x8, Cells: 64)
- Knavish Shatranj. Shatranj with Knaves and Debtors. (8x8, Cells: 64)
- Knight Chase. Game played on with two Knights on a Chessboard with differing goals. (8x8, Cells: 64)
- Knight Scattering Chess. Knights can neither capture nor be captured, but instead can move opposing pieces a Knight's move away. (8x8, Cells: 64)
- Knight-Riding Chess. Missing description (8x8, Cells: 64)
- Knightmate. Win by mating the knight. (8x8, Cells: 64)
- Knights Chess. Queen, Rook and Bishop may also jump as a knight.
- Knights of the Round Table. Missing description (8x8, Cells: 64)
- Knockoff Chess. Chess with pieces that push each other around and off the board.
- KonoSuba Chess variant. Missing description
- Koopa Chess. Form of chess based on the Mario Brothers series of video games. (8x8, Cells: 64)
- Kung Fu Chess . Simultaneous movement in chess variant as an action and thinking game.
- Kuniegit. Each player has two knights and two warriors on standard chess board. (8x8, Cells: 64)
- Lag Chess. The last move made by your opponent is not known to you. (8x8, Cells: 64)
- Lancelot. Missing description (8x8, Cells: 64)
- Lancers Chess. chess with lancer piece, lancers instead of knights.
- Lao Tzu Chess. www.schemingmind.com. (8x8, Cells: 64)
- Latrumcolorum Chess. Piece caught between two opponent pieces is moved by him. (8x8, Cells: 64)
- Latte Chess. Alternative starting position, with each player having 4 rooks/bishops/knights, 1 king and queen, and 8 pawns. (8x8, Cells: 64)
- Leandro's Chess. You may make a non-capturing move with each of your pieces in one turn, or make a normal capturing move. (8x8, Cells: 64)
- Leapfrog Chess. The pawn can leap over any man in its initial two-step move (with zrf).
- Legler's Chess. Modest 1926 variant using an Archbishop and a Chancellor. (8x8, Cells: 64)
- Lemurian Shatranj. 8x8 variant that features short-range pieces. (8x8, Cells: 64)
- Lene Hau Chess. Pieces take several turns for doing one move, going only one square per turn. (8x8, Cells: 64)
- Levitating Kings. Kings can levitate orthagonally or diagonally over a line of friendly pieces. (8x8, Cells: 64)
- Limited Doublemove Chess. Several variants on Doublemove Chess. (8x8, Cells: 64)
- Lines of Relay (LoR). Chess variant featuring a new type of morphing piece, the Lore apprentice, on a standard board together with the standard pieces. (8x8, Cells: 64)
- Link to: Metapontum . Cooperative chessvariant on hexagonal board.
- Link to: Rainbowchess . Cards determine which pieces are placed on the board.
- Lion Chess. Replaces the riders in Chess with hoppers.
- LiQi. Very Strong Chess. (8x8, Cells: 64)
- Little Great Chess. Chess on an 8 by 8 board with lots of new pieces, and rules like prisoner exchanges, throne ascensions, reinforcements. (8x8, Cells: 64)
- Lively chess. Fast development is the basis in chess. (8x8, Cells: 64)
- LOCKING CHESS. Play chess in a new way with pieces superimposing and moving over each other, special moves, strategies, tactics and checkmates! (8x8, Cells: 64)
- Ludus Equitum. Dice chess variant, using standard set and two dice, designed in a 13th-century style for the SCA. (8x8, Cells: 64)
- Ludus Equitum (hidden). Game designed in style of Society of Creative Anachronism.
- Lumberjack. Pieces move depending on the column they are on. (8x8, Cells: 64)
- M-Chess. Pieces change movement capabilities depending on the column they occupy. (8x8, Cells: 64)
- Mad King Chess. Missing description (8x8, Cells: 64)
- Mad Mate . Wooden set for chessgi: captured pieces change hands and can be used as reinforcement.
- Mad Queen Shogi. Missing description (8x8, Cells: 64)
- Mad Scientist Chess. Fetch me the Pawn, Igor! (8x8, Cells: 64)
- Madness of Kings Chess. The Kings are, simply put, insane!! (8x8, Cells: 64)
- The magic mashers. another experimental chess with different armies variant. (8x8, Cells: 64)
- Magic Ring Chess. Each player has a magic ring which will give the piece wearing it additional powers of movement. (8x8, Cells: 64)
- Magician's Chess. Pieces switch board sides with each move. (8x8, Cells: 64)
- Magna Carta Chess. Black has the FIDE array, White has a Marshal and an Archbishop instead of a Queen and King. (8x8, Cells: 64)
- Magnetic Chess. Pieces that moved attract and repel pieces like magnets. (8x8, Cells: 64) (Recognized!)
- Magneticpawns Chess. Introducing the magnetic pawn, which can dislocate an enemy piece by magnetic force. Regular board and pieces (zrf available).
- The Maharaja and the Sepoys. Powerful lonely king against a full set of pieces. (8x8, Cells: 64)
- Majority Chess. You can move a piece only if it is on a file where you have a majority of pieces. (8x8, Cells: 64)
- Makarenko's Chess. Pieces are stacks which can be split and combined to create other pieces.
- Makruk (Thai chess). Rules and information. (8x8, Cells: 64) (Recognized!)
- Marseillais Chess. Move twice per turn. (8x8, Cells: 64) (Recognized!)
- The Marvellous Megafauna. A diverse Chess with Different Armies faction with riders and leapers. (8x8, Cells: 64)
- Masking Chess. Mask and move pieces so they are invisible to the opponent. (8x8, Cells: 64)
- Masonic Chess. Game played on a Masonic tile board.
- Mathematichess. A chess variant specially designed for mathematicians. (8x8, Cells: 64)
- Matron Chess. Introducing the peculiar Matron queen, which makes regular chess more aggressive (zrf available).
- Maxim chess. Variant, invented by my little brother. (8x8, Cells: 64)
- Mayhem Chess. Different pieces and setup. (8x8, Cells: 64)
- Medieval War Chess. This game has quite a few differences from regular chess, but it does use the standard board and pieces, making it easy to play. (8x8, Cells: 64)
- MegaMan Chess. Pieces fire projectile weapons when capturing. (8x8, Cells: 64)
- Merger Chess. Pieces are merged into the capturing piece. (8x8, Cells: 64)
- Mesmer Chess. Each player has a Mesmerist piece that can move opposing pieces it attacks. (8x8, Cells: 64)
- Messenger Chess. A quick, dynamic variant. It adds one new piece, the Courier, which is necessary to win. (8x8, Cells: 64)
- Meta Chess. Game where players decide how the pieces move and where they go. (8x8, Cells: 64)
- Metapontum Peace Chess. Metapontum Peace Chess cooperative chess game.
- mettamorphachess. Missing description (8x8, Cells: 64)
- Mid-Evil Chess. A mid point between chess and shatranj. (8x8, Cells: 64)
- Midgard Chess. Midgard Chess has two unusual shortrange pieces, the War Elephant and the War Machine. (8x8, Cells: 64)
- Mighty-Lion Chess. Normal Chess augmented with a hard-to-trade Lion super-piece that can make double-captures. (8x8, Cells: 64)
- Military Chess. 19th century commercial chess variant. (8x8, Cells: 64)
- Millinn3um (M3) Chess. varied opening positions for each player, two sets standard pieces per player, symmetrical piece drops, two kings each.
- Minesweeper chess. Missing description (8x8, Cells: 64)
- mini-Chieftain. One Small Multi-Move Game in Two Configurations. (8x8, Cells: 64)
- Minotaur Chess. Variant with board turned 45 degrees. (8x8, Cells: 64)
- Mir Chess. Missing description (8x8, Cells: 64)
- mir chess II. a variant of mir chess with same piece strength. (8x8, Cells: 64)
- Missile Chess. Each non-king pieces or pawn may capture without moving once per game. (8x8, Cells: 64)
- Missing the Mark. Making intentional errors. (8x8, Cells: 64)
- Mitred Framing 3: 6x6 to 8x8. Adding a rim of forward-only pieces around a 6x6 board. (8x8, Cells: 64)
- Mockery Chess. Missing description (8x8, Cells: 64)
- Moderate Progressive Chess. A player may make one more move than his opponent just made. (8x8, Cells: 64)
- Modern Random Chess 64. Missing description (8x8, Cells: 64)
- Modern Shatranj. A bridge between modern chess and the historic game of Shatranj. (8x8, Cells: 64)
- Modest Proposals - ARRAY Variants. Missing description (8x8, Cells: 64)
- Modest Proposals - CAPTURE RULE Variants. Missing description (8x8, Cells: 64)
- Modest Proposals - GOAL Variants. Missing description (8x8, Cells: 64)
- Modest Proposals - MOVEMENT RULE Variants. Missing description (8x8, Cells: 64)
- Modest Proposals - PAWN Variants. Missing description (8x8, Cells: 64)
- Modest Proposals - PIECE Variants. Missing description (8x8, Cells: 64)
- Modest Proposals - TURN Variants. Missing description (8x8, Cells: 64)
- Modest Proposals - Various Authors. Missing description (8x8, Cells: 64)
- Momentum Chess. Pieces keep moving in the same direction. (8x8, Cells: 64)
- Monochromatic Chess. Pieces remain on squares of the same color. (8x8, Cells: 64)
- Monochrome Chess . All pieces are the same color. Players move pieces on their side of the board.
- Monster Chess Variants. A Discussion of the value of Double-Move pieces. (8x8, Cells: 64)
- Monte Carlo Chess. Random movement variant. (8x8, Cells: 64)
- More Shift Square Chess. Shifted Square Chess needs more than one page to explore its possibilities. (8x8, Cells: 64)
- Mortal Chessgi. A Chessgi game in which captures reduce material. (8x8, Cells: 64)
- Move as square says. Game with identical piece, movement depends on location. (8x8, Cells: 64)
- Multi-King Chess. Missing description (8x8, Cells: 64)
- Multimove Chess. Players spend points to make multiple moves. (8x8, Cells: 64)
- Multiple Formations. A proposal to add a set of formations to Chess. (8x8, Cells: 64)
- Multiple Occupancy Miscellany. Various chess variants with multiple pieces per square. (8x8, Cells: 64)
- Multiple of 10 Checkmate. Missing description (8x8, Cells: 64)
- Musketeer Chess. Adding 2 newly designed extra pieces. (8x8, Cells: 64)
- Muster Chess. Each player can muster different armies. (8x8, Cells: 64)
- Mutation Chess. Pieces that capture become the type of piece they captured. (8x8, Cells: 64)
- Mutatis Mutandis. Astonishing variant featuring 22 different changelings at random setups. (8x8, Cells: 64)
- N-Relay Chess. Uncapturable Knights give other pieces the ability to move as Knights. (8x8, Cells: 64)
- Nachtmahr. Game with seven different kinds of Nightriders. (8x8, Cells: 64)
- Narrowness. Board filled with pawns and two kings per player. (8x8, Cells: 64)
- Near Chess. This is a variant of Skirmish Chess designed to be friendlier to newbies. (8x8, Cells: 64)
- Near vs Normal Chess. This version pits pieces of Near Chess vs those of normal chess (FIDE). (8x8, Cells: 64)
- Necromancer Chess. The Undead Walk. (8x8, Cells: 64)
- Nemesis Chess. Some pawns are replaced by the Nemesis, which moves only toward the enemy king and cannot be captured by pawns or kings.
- Neoclassical Chess. The opening moves are selected through a random ballot.
- Neoteric Chess. Pieces are swapped before play begins. An external piece is introduced (with zrf).
- Neoteric Different Pawns Random Chess. Really different pawns are shuffled in asynchronous way on pawn rows. (8x8, Cells: 64)
- Net Chess. Variant of InterGrid Chess. Move between intersections. (8x8, Cells: 64)
- Neutral King Chess. V.R. Parton's game where two armies share a King both must try to mate. (8x8, Cells: 64)
- Neutral Subject Chess. Most pieces start neutral, and players compete to recruit them. (8x8, Cells: 64)
- New Types of Progressive Chess. Several new progressive chess variants. (8x8, Cells: 64)
- Nietzsche Chess. That which does not capture a piece, makes it stronger. (8x8, Cells: 64)
- Nilakantha's Intellectual Game. 17th or 18th century Indian chess variation. (8x8, Cells: 64)
- Nimrod Chess. All the same moves as FIDE Chess, but not NECESSARILY on the same pieces. (8x8, Cells: 64)
- Nine-Queen Chess. Queens are placed instead of Pawns. (8x8, Cells: 64)
- Ninth Century Indian Chess. Differs from Shatranj in the setup and the Elephant's move. (8x8, Cells: 64)
- No Limit Bet Chess. A gambling multi-move chess variant played with dice that allows players to place bets on each move. (8x8, Cells: 64)
- No Stress Chess. Chess with additional cards that tell which piece to move and how it moves. (8x8, Cells: 64)
- No-Chess. Forbid one move to your opponent each turn. (8x8, Cells: 64)
- No-Retreating Chess. A varient where you can't retreat until you get to the last rank. (8x8, Cells: 64)
- No-Yes! Chess. French commercial variant with an element of chance.
- Noble Wing Chess. Missing description (8x8, Cells: 64)
- Noble WingS Chess. Missing description (8x8, Cells: 64)
- Non-prise Chess. Queens, rooks, knights, and bishops cannot take each other. (8x8, Cells: 64)
- Nostromo. As Ripley, save astronauts from the Alien. (8x8, Cells: 64)
- Nuclear Chess. When pieces take, the square becomes impassable and all surrounding pieces disappear. (8x8, Cells: 64)
- Null chess. Capture squares are destroyed when vacated.
- ObstructionChess.com. A new chess variant designed to challenge old strategies and improve your chess play with logical and organic obstructions. (8x8, Cells: 64)
- OctaChess. Chess with eight different armies with four classic and four modern chess variants.
- Octal XiangQi. Missing description (8x8, Cells: 64)
- Odds Chess. Ways of giving a weaker opponent better odds. (8x8, Cells: 64)
- Off Board Chess Pieces. Each side has off board pieces which can be used only once in a game.
- Official Football Chess. Variant from the 1960's with pieces replaced by football players. (8x8, Cells: 64)
- ogi. Missing description
- Ohm's Chess. A fun combination of Chess and Dota. (8x8, Cells: 64)
- Okapi Chess. Regular chess, except that Knights are replaced by Okapis. (8x8, Cells: 64)
- One or Two. Make a normal move, or denote two pieces for which your opponent chooses how they must be moved. (8x8, Cells: 64)
- OOmost Chess. All movement in this variant is a form of castling. (8x8, Cells: 64)
- Option Chess. Missing description (8x8, Cells: 64)
- Option-Suicide Chess. You can optionally destroy your own pieces. (8x8, Cells: 64)
- Orda Chess. Asymmetric variant where one army has pieces that move like knights but capture differently.
- Orda Mirror. Symmetric battle using the Horde armies from Orda Chess.
- Orthodia. Break your orthogonal and diagonal patterns! (Two versions). (8x8, Cells: 64)
- Overkill Chess. Paired pieces are compounds of 2 FIDE elements, King's partner of all three. (8x8, Cells: 64)
- OverKnight Chess. Pawns are replaced by Knights, which promote. (8x8, Cells: 64)
- Overprotection Chess. If an attacked piece is more often defended than it is attacked, it gains extra powers. (8x8, Cells: 64)
- P.O.C.: Progressive 007 Chess. Which pieces one moves are determined by throwing dice. (8x8, Cells: 64)
- Paco Shako. Pieces coexist peacefully on target square after capture.
- Palindromic Chess. Play until the position on the board is the reversed of the starting postion. (8x8, Cells: 64)
- Paloma Chess. Game with Royal Queen, promotable Kings, and an unusual array. (8x8, Cells: 64)
- Parachute Chess. Start with empty board and begin with dropping pieces. (8x8, Cells: 64)
- Paradigm Chess30. Chess with Dragon Bishop and 30 positions.
- Paramount Parafigures. An army where some pieces are triply-divergent. (8x8, Cells: 64)
- Parsi Chess. 19th century southern Indian chess variation. (8x8, Cells: 64)
- Partnership Chaturanga. Missing description (8x8, Cells: 64)
- Partnership Mitregi. Unthemed 4-player variant with most pieces always moving toward or across the River. (8x8, Cells: 64)
- Passive ultima. Missing description (8x8, Cells: 64)
- Patrol chess. In order to capture or give check, a piece [including kings] must be `observed' by another piece of the same player. (8x8, Cells: 64)
- Patt-schach (Stalemate chess). Players start with an illegal move from a stalemated position. (8x8, Cells: 64)
- Pattern Chess. Use and overcome the pattern. (8x8, Cells: 64)
- Paulowich's Chancellor Chess. A proposal to play chancellor chess with chancellors and queens in the corner on 8 by 8 board. (8x8, Cells: 64)
- Pawn Blackhole Chess. Each side is split into two and grouped into corners. Pawns play towards the center.
- Pawn Chess. Pawns promote to first piece captured by opponent. (8x8, Cells: 64)
- Pawn Eaters. Win by capturing all your opponent's pawns. Game includes ancient Y-movers, Shaman Rooks, and Pawn-Eaters. (8x8, Cells: 64)
- Pawn Shooter Chess. Defeat your opponent by shooting pawns at them! (8x8, Cells: 64)
- Pawn Vault Chess. johnnyluken. (8x8, Cells: 64)
- Pawn-Only Chess. Training chess variant. Only pawns, first promotion wins. (8x8, Cells: 64)
- Pawns Chess. Each pawn has a unique ability. (8x8, Cells: 64)
- Pawns-to-Kings Chess. Missing description (8x8, Cells: 64)
- Pawntrooper chess. Missing description (8x8, Cells: 64)
- Peasant Revolt. Modest variant with unequal setup. (8x8, Cells: 64)
- Peg Chess. A terrain-based chess variant. (8x8, Cells: 64)
- Pentagonal chess. Missing description (8x8, Cells: 64)
- Perier Chess. Introducing the Perier Cannon in a Western piece context (with zrf).
- Petteia XXI. A 21st century variant on an ancient Draughts-like game of the Roman empire. (8x8, Cells: 64)
- Phalanx Chess. Introducing the Phalanx pawn that can swap place with piece in front (with zrf).
- Phantom. Classical Chess featuring an invisible Phantom piece.
- Phantom Chess. Undefended pieces become "phantoms". (8x8, Cells: 64)
- PieceEater Chess. Yet another game with an indestructible randomly-wandering neutral piece. (8x8, Cells: 64)
- Pied Color Chess. Oh no! All the colors on the board have been scrambled -- however will the pieces move? (8x8, Cells: 64)
- Pilgrim Chess. A new method of introducing an extra piece to the standard board (with zrf).
- Pillar Chess. Variant with elements from Pillar Checkers. Captured pieces are stacked beneath the capturing piece, stacks can be split. (8x8, Cells: 64)
- Pillow Chess . Chess on a Pillow-shaped board.
- Pink Chess. White has two Kings, black two Queens as royal pieces.
- Pioneer Chess. A new method of introducing an external piece on the orthodox board (with zrf).
- Pioneers Chess. An elegant solution to draws in chess. (8x8, Cells: 64)
- Pitcher Chess. Introducing the Pitcher pawn that can catapult posterior piece.
- Placement. Only kings start on board; other pieces are dropped to home square and then moved. (8x8, Cells: 64)
- Placement Chess. King and queen are swapped with another piece, except rook, and creating a new mirrored position (with zrf).
- Placement Chess960. chess960 with piece placement by players and orthodox castling. (8x8, Cells: 64)
- Platform Chess. Pieces move normally or ride on 2x2 platforms that move themselves. (8x8, Cells: 64)
- PlunderChess . Commercial chess variant where pieces gain right to move like a piece they captured.
- Plunderchess. Commercial variants where capturing gains the right to move once as the captured piece. (8x8, Cells: 64)
- 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. (8x8, Cells: 64) (Recognized!)
- Poison Pawn Chess. Capture the wrong pawn and you lose.
- Poker Chess. Squares contain cards, and players win by forming poker hands with the cards on the squares occupied by their pieces. (8x8, Cells: 64)
- Pole Chess. Missing description (8x8, Cells: 64)
- Polymorph Chess. Knights and Bishops can morph into each other or into combined pieces. (8x8, Cells: 64)
- Polypiece Chess. Each time a piece moves, all pieces of that type on both sides change their move. (8x8, Cells: 64)
- Portal Chess. Two boards and pieces can teleport from one board to another. Also playable with two half-boards. (8x8, Cells: 64)
- Portugese Progressive Chess. Progressive chess variant where you move each piece at most once. (8x8, Cells: 64)
- Pot-Hole Chess. Game where pot-holes open up on the board at random times. (8x8, Cells: 64)
- Potential/Demotion Chess. Pieces may move like lower-ranked piece, but when doing so, become that lower ranked piece. (8x8, Cells: 64)
- Power Mover. A variant of Hostage Chess with self-capture, promotion and demotion. (8x8, Cells: 64)
- Powerchess . Players have 24 pieces to start, with four new piece types.
- Presto chess. First player who checks with untakable piece wins. (8x8, Cells: 64)
- Pretentious Chess. All Pieces can move as and demote to a Knight. (8x8, Cells: 64)
- Prime Ministers Contemporary Random Chess. Missing description (8x8, Cells: 64)
- Primitive Chess. Short-range major pieces and no pawns, but a piece like an apprentice for each major piece. (8x8, Cells: 64)
- Progression. Instead of promoting, pawns gain powers when they advance. (8x8, Cells: 64)
- Progressive Chess. Several variants where white moves one time, black twice, white three times, etc. (8x8, Cells: 64) (Recognized!)
- Progressive Chess: Online Guide . An online guide to Progressive Chess.
- Progressive Forwards Chess. Progressive chess where pieces may only move forwards. (8x8, Cells: 64)
- Progressive Give-Away Chess. Giveaway chess played in progressive fashion. (8x8, Cells: 64)
- Progressive Writing Chess. You have to write more and more each turn. (8x8, Cells: 64)
- Promote King Chess. King can promote into Cthulhu, and white pawns can promote into black pawns. (8x8, Cells: 64)
- Promotion progressive chess. Progressive chess variant where a piece `promotes' when it takes. (8x8, Cells: 64)
- Proselyte Chess. Missing description (8x8, Cells: 64)
- Protomorphic-Chess. Start with only kings (and pawns), pieces change to different type after move. (8x8, Cells: 64)
- Proximity Chess. Players must move pieces nearest to the arrival square of the last piece moved. (8x8, Cells: 64)
- Pyrrhus Chess. Introducing the terrible Pyrrhus that can paralyse enemy pieces with its gaze (with zrf).
- Quang Trung Chess (4th edition). Variant with standard equipment, with different moving pieces, and elements of Xiangqi and FIDE-chess. (8x8, Cells: 64)
- Quantum Chess. Chess with a quantum mechanical twist.
- Quantum Chess. Chess meets Quantum Physics.
- Quapent. Missing description
- Quarter Chess. Missing description (8x8, Cells: 64)
- Queens. A game with 7 queens and no pawns. (8x8, Cells: 64)
- Queens (conquer style). A game with 7 queens and no pawns. (8x8, Cells: 64)
- Queens Left Chess. Black king and queen reverse position in setup. (8x8, Cells: 64)
- Quest-Chess. Players make 10 moves per turn but opponents get chance to react on checks and taking of pieces in between. (8x8, Cells: 64)
- Race Chess. On a circular board where white and black pawns move in the same direction. (8x8, Cells: 64)
- Racing Kings. From a special setup, be the first to have your king reach the last row. (8x8, Cells: 64)
- Radical Chess . Commercial chess variant with 16 different pieces.
- Radioactive Queen Chess. White has a little diff in setup, but great diff in the game. (8x8, Cells: 64)
- Raft Chess. Part of the board is a lake, where rafts can transport pieces. (8x8, Cells: 64)
- Random Move Number Chess. A die now controls the number of moves a player makes each turn. Luck and skill required to win! (8x8, Cells: 64)
- Random Pawns. Randomly select your Pawns' movement and capture abilities. (8x8, Cells: 64)
- Random Pieces. A 20 game match is played, with each player receiving a number of pieces equal in value to the game number. (8x8, Cells: 64)
- Random Transposal Chess. Use dice to swap pieces. (8x8, Cells: 64)
- Random Wormhole Chess. Introduces "wormholes" and "toroidal" movement in a fun and manageable way. (8x8, Cells: 64)
- Rank and File Chess. Move from Most Crowded Row. (8x8, Cells: 64)
- RChess. A news site on Chess. (8x8, Cells: 64)
- Re-Ghost Chess. The last captured piece turns into leaping transparent ghost and isn’t able to capture but still can check. (8x8, Cells: 64)
- Ready Chess. Pieces cannot capture right after capturing, they have to be restored first. (8x8, Cells: 64)
- Real chess. Players start with placing their major pieces. (8x8, Cells: 64)
- Realm chess. Board is divided into realms and multiple pieces can move into and out of a realm in one turn. (8x8, Cells: 64)
- Rebel Chess. King's Pawn is replaced by Recruiter piece that moves like an Alfil and can change a piece's side. (8x8, Cells: 64)
- Rebellion Chess. Besides normal moves, you can move a piece of the opponent. (8x8, Cells: 64)
- Recapitulative Chess. Variant where the Queen, Rook and Bishop have their older moves until promoted. (8x8, Cells: 64)
- Recapturable Chess. Captured pieces belong to other player and then removed permanently. (8x8, Cells: 64)
- Rectahex Chesss. A chess variant that looks like hexagonal chess but can be played on a normal chess board. (8x8, Cells: 64)
- Recycle Chess. Players can capture and drop their own pieces. (8x8, Cells: 64)
- Reduced Endgame Chess. Two kings and six pawns are used for practicing endgames. (8x8, Cells: 64)
- Reflection teammate. Missing description (8x8, Cells: 64)
- Reflex Chess. Force your opponent to mate you. (8x8, Cells: 64)
- Reformed Chess. Introducing a new pawn swapping capability intended to solve the problem of drawishness in chess (with zrf).
- Refusal Chess. Refuse your opponent to make certain moves. (8x8, Cells: 64)
- Relative Lumberjack. Pieces move the same as other pieces in its file. (8x8, Cells: 64)
- Relativistic Chess. Squares attacked by the opponent are considered not to exist. (8x8, Cells: 64)
- Relay Chess. Pieces inherit the ability of friendly pieces they are in the attack range of. (8x8, Cells: 64)
- Relocation Chess. A remarkably easy method of rearranging the standard array of pieces (with zrf).
- Renaissance chess. a game played with the same board and set but with different rules. (8x8, Cells: 64)
- Rental Chess. You must pay rent for the squares where your pieces are: centre squares are more expensive. (8x8, Cells: 64)
- Replacement Chess. Captured pieces must be put on an empty square on the board. (8x8, Cells: 64)
- Reproduction chess. The Queen is pregnant. (8x8, Cells: 64)
- Retreating Chess. Pieces must fall back one square after each move. (8x8, Cells: 64)
- Retro Chess I. A chess game progresses backwards from an empty board. (8x8, Cells: 64)
- Retrochess. Play chess from the end of the game backwards. (8x8, Cells: 64)
- Rettah. Different setup and powerfull king. Taking obligatory when in check. (8x8, Cells: 64)
- Revenge of the King. http://xn--perlebr-bxa.de/2010/02/Vergeltung-des-K%C3%B6nigs. (8x8, Cells: 64)
- Reversi Chess. Pieces closed in on a line can be converted to the other side. (8x8, Cells: 64)
- Revised Chess. The pawn can also capture forwards if positioned on 7th rank. Thus, many more won endgames (zrf included).
- Rifle Chess. Pieces are taken by shooting: capturing without moving. (8x8, Cells: 64)
- ' Roid Rage Chess. Missing description (8x8, Cells: 64)
- Rolling Chess. A game played with dice, where movement causes rolling and rolling changes piece identity. (8x8, Cells: 64)
- Rolling Kings. Kings must move along a predetermined path. (8x8, Cells: 64)
- Romulan Chess. Kriegspiel variant: played with a referee where pieces cloak and uncloak. (8x8, Cells: 64)
- Rookheavy Chess and Bishopheavy Chess. combining elements of Lilliputian Chess, Isis, Mongolian Chess, and crooked linepieces. (8x8, Cells: 64)
- Rooksquare Chess. Win by moving piece to corner at opponent's side. (8x8, Cells: 64)
- Rotating Cylinder Chess. Positions of pieces rotate one square to the right after each move. (8x8, Cells: 64)
- Rotation Chess. Every 10th move, the board is turned around. (8x8, Cells: 64)
- Royal Amazon Chess. Queens are replaced by Royal Amazons. (8x8, Cells: 64)
- Royal Bishop Chess. Simple variant with royal bishop. (8x8, Cells: 64)
- Royal Magician's Chess. Missing description (8x8, Cells: 64)
- Rubble Chess. Pieces must clear out unoccupied squares before they can move through them. (8x8, Cells: 64)
- Ruddigore Chess. Chessgi variant where you can capture your own pieces, and every other turn you must capture or sacrifice a piece. (8x8, Cells: 64)
- Russian Chess. Pieces are not removed when captured, but stacked. (8x8, Cells: 64)
- Russian progressive chess. Progressive chess variants where one occasionally moves a piece of the opponent. (8x8, Cells: 64)
- Sacrifice chess. Instead of a normal move, you may sacrifice a pawn. (8x8, Cells: 64)
- Sacrificial Chess. Missing description (8x8, Cells: 64)
- Safe Passage. Move pieces to opposite side without putting pieces in danger of capture.
- Sai squad. A very experimental army for Chess with different armies, featuring the Sai (Bishop-Quintessence compound). (8x8, Cells: 64)
- Sanctuary Chess. Archbishop and Swiss Guard replace Queen and King; no checkmate. (8x8, Cells: 64)
- SC-Chess. Variant of Hostage Chess which allows self-capture and other minor rule changes. (8x8, Cells: 64)
- Schachdame. Variant between Checkers and Chess. (8x8, Cells: 64)
- Schada. A crossover between Chess and Draughts from the 1930's. (8x8, Cells: 64)
- Schatxx. A crossover between chess and the computer board game Ataxx . (8x8, Cells: 64)
- Scottish Progressive Chess. White moves one time, black twice, white three times, etc. Series ends when check is given. (8x8, Cells: 64)
- Scramble. 36 pieces scrambled on the board. (8x8, Cells: 64)
- Secret Agent Chess. Each player chooses one opposing minor piece to be a secret agent. (8x8, Cells: 64)
- Secret Bombs Chess. Secret bombs with cards telling you where they are. (8x8, Cells: 64)
- Secret Intelligence Chess. A game of secrecy, disinformation, and detection. (8x8, Cells: 64)
- Secret Stallmate. Both players win if stalemated, but information is secret and setup is random. (8x8, Cells: 64)
- Seirawan Chess. invented by GM Yasser Seirawan, a conservative drop chess (zrf available).
- Seirawan Chess. FIDE chess, put players have N+R and N+B in hand to drop.
- Seirawan Chess. It's Chess with the option to drop some additional pieces on the board. (8x8, Cells: 64)
- Self Eliminator. You are allowed to take your own pieces. (8x8, Cells: 64)
- semisho. Chess, but the left half of the pieces are shogi-based. (8x8, Cells: 64)
- Sentai Chess. Chess variant inspired by Power Rangers; precursor to Fusion Chess.
- Senterej . Missing description
- Sentinel Chess. Instead of queens, players have sentinels who can transform into 8 pawns. (8x8, Cells: 64)
- Separate. Queens start trapped behind enemy lines. (8x8, Cells: 64)
- Separate Realms. Pieces capture like normal FIDE pieces, but have limited moves that only take them to part of the board when not capturing. (8x8, Cells: 64)
- Separate Realms Chess II. A Variant of Separate Realms Chess with standard FIDE King, and more powerful Knights and Queens. (8x8, Cells: 64)
- Seventeen Pawns. You can replace opponent's queen by nine pawns. (8x8, Cells: 64)
- Shahrady. Chess with "passes". (8x8, Cells: 64)
- Shamanic Chess. Pieces may be transformed into 'Shamans'.
- Shambhala chess. Maybe, it's the misterious first form of chess? Actually, most probably, not. (8x8, Cells: 64)
- Share Squares. AKA Two's Company; Three's a Crowd.
- Sharp Chess. Drawless Chess with minor victory conditions. (8x8, Cells: 64)
- Shatar. Mongolian chess. (8x8, Cells: 64)
- Shatar, Old 1 Hia. Old Shatar with one Hia. (8x8, Cells: 64)
- Shatranj. The widely played Arabian predecessor of modern chess. (8x8, Cells: 64) (Recognized!)
- Shatranj Extended Tournament Scoring (S.E.T.S) Rules. An attempt at an improved scoring system for chess tournaments. (8x8, Cells: 64)
- Shatranj Kamil (64). Modern Shatranj based variant on 8 by 8 board with new pieces. (8x8, Cells: 64)
- Shatranj With Different Armies. Like Chess with Different Armies, but for Shatranj.
- Shatranji. A hybrid of Shatranj and Chessgi. (8x8, Cells: 64)
- Shifted Square Chess. One square is removed from the normal playing area and one square is added at the edge of the normal playing area. (8x8, Cells: 64)
- Shinobi Chess. Asymmetric variant where one army has droppable Shogi-inspired pieces that start in hand.
- Shock Chess. Players are paralyzed from the shock of losing their queen. (8x8, Cells: 64)
- Shock Troops. The usual chess until the War Knight, Elephant Knight and Ninja Pawns enter the game. (8x8, Cells: 64)
- Shogun Chess. Pieces promote and can be dropped, similar to Shogi.
- Short Leaper Chess. Missing description (8x8, Cells: 64)
- The short splicers. An experimental chess with different armies army. (8x8, Cells: 64)
- Showdown Chess. No draws permitted. (8x8, Cells: 64)
- Shrink Chess. The board is shrinking. (8x8, Cells: 64)
- Side view chess. Missing description (8x8, Cells: 64)
- Simplified chess. Simple subset of the chess rules. (8x8, Cells: 64)
- Simplified Makpong. Makruk variant.
- Simultaneous Chess. A variant of chess where players select moves at same time. (8x8, Cells: 64)
- Single check chess. Checking the opponent wins the game. (8x8, Cells: 64)
- Single Combat Chess. Missing description (8x8, Cells: 64)
- Sir Bombalot. A variant of chess with pieces offering a myriad of different options at any given time.
- Sirlin's Chess. Alternative presentation of "Chess 2 - The Sequel". (8x8, Cells: 64)
- Sissa Squad. Army for Chess with Different Armies that features Knight from Coherent Chess. (8x8, Cells: 64)
- Sittuyin (Burmese Chess). Missing description (8x8, Cells: 64)
- Sixteen Pawns. Trade a queen for 8 extra pawn. (8x8, Cells: 64)
- Skirmish Chess. Tony Paletta Modest proposal as separate link for discussion. (8x8, Cells: 64)
- Skock. 64 pieces on an 8 x 8 board. Dice determine how far pieces can be moved. (8x8, Cells: 64)
- Slide-shuffle. Variation of Shuffle Chess with special castling. (8x8, Cells: 64)
- Sloppy Slippers. An army consisting of slip-pieces. (8x8, Cells: 64)
- Solitaire dice chess. Solitaire dice chess (concept works with variants & board games of skill too). (8x8, Cells: 64)
- Solitary Patience Chess. Variant Chess Magazine vol 7, issue 56. (8x8, Cells: 64)
- Sonic the Hedgehog Chess. After capturing, the capturing piece bounces off the enemy piece and continues moving. (8x8, Cells: 64)
- Sonic the Hedgehog Chess Advanced version. Missing description (8x8, Cells: 64)
- Sorchess. A somewhat unorthodox Wizard enters the 64sq arena, yet with good charm.
- Soul Reaver Chess. Missing description (8x8, Cells: 64)
- Spacious Torus Chess. Chess on a toroidal board, using Ralph Betza's spacious pieces. (8x8, Cells: 64)
- Spartan Chess. A game with unequal armies. (8x8, Cells: 64)
- Spell Chess. A limited supply of freeze and jump spells allow you to hinder the opponent or get extra moves. (8x8, Cells: 64)
- Spherical chess. Sides of the board are considered to be connected to form a sphere. (8x8, Cells: 64)
- Spherical Corner Chess. Game on a truly topologically spherical board with corner‐camp arrays.
- Spiral Chess. The royal pieces slide along a spiral trajectory.
- Squarcle Chess. Orthogonal pieces travel in square loops, diagonal pieces reflect. (8x8, Cells: 64)
- Square Attrition Chess. Squares can be visited a limited number of times.
- Square Root Chess. Chess on a ladder-alike tilted board. (8x8, Cells: 64)
- SquireKnight. Squire Knight combines Knight and Forward/Backward Pawn like moves. (8x8, Cells: 64)
- Stahlberg Chess. Regular pieces plus a Swedish Cannon and a Chancellor, which are dropped onto the board (with zrf).
- Stake-out. Missing description (8x8, Cells: 64)
- Stalemate chess. Missing description (8x8, Cells: 64)
- Stallmate Chess. Both players win or both players loose. (8x8, Cells: 64)
- Standoff Chess. A threat to capture the opponent's King does not give check if it opens one's own King to immediate recapture. (8x8, Cells: 64)
- Stanley Random Chess . Missing description
- The Starbound Sliders. A Chess With Different Armies team featuring rook-inspired sliders.
- Stealth Chess. Commercial game with elements from Chess and from Stratego. (8x8, Cells: 64)
- Steven Brown Variant. Black may castle out of check. (8x8, Cells: 64)
- Steward Chess. Kings are able to "crown" pieces, giving them extra moves. (8x8, Cells: 64)
- Stheno Chess. Introducing the repulsive Stheno, which repels pieces as far as possible in the alignment direction (zrf available).
- Sting. A game where Kings can move like Grasshoppers in addition to their normal move. (8x8, Cells: 64)
- Stoltz Chess. Regular pieces plus a Swedish Cannon and an Archbishop, which are dropped onto the board (with zrf).
- Stone Garden Chess. The animal statues in the stone garden came to life and attacked the two rival kings! With the help of a policeman each, they…. (8x8, Cells: 64)
- Strate-Go Chess. Missing description (8x8, Cells: 64)
- Stupid. A cross variant between Ultima and orthodox chess. (8x8, Cells: 64)
- Stylish victory or stylish fail. Missing description (8x8, Cells: 64)
- Suction Chess. Pieces swap places instead of being removed from the board, resulting in very different strategy.
- Sudden Death Chess. A piece must be sacrificed after each non-capturing move. (8x8, Cells: 64)
- Suffocation Chess. FIDE setup with new capture. (8x8, Cells: 64)
- Suicide Chess. http://www.windowsphone.com/en-us/store/app/suicide-chess-free/b89dc1a3-2d23-410d-b580-aaaff54d81f5.
- Suicide Void Chess. Variant of Suicide Chess. A piece creating a void in the board is moved after each capture. (8x8, Cells: 64)
- Summoner's Chess. Pieces are created and improved through the use of cards. (8x8, Cells: 64)
- Sun Tzu Chess. Limited information chess inspired by Chinese Chess. (8x8, Cells: 64)
- Super Maharadscha. Missing description (8x8, Cells: 64)
- super splicers. another army for chess with different armies. (8x8, Cells: 64)
- Super-Chess. www.oteroideas.com.
- Superchess. Pieces can be put on top of rooks and moved with them. (8x8, Cells: 64)
- SuperKing. Kings can move like queens, but not through check. (8x8, Cells: 64)
- Suspicious Spies. An army where some pieces cannot be captured until it has captured a piece. (8x8, Cells: 64)
- Swap Chess. A move can consist of a series of pieces swapping places. (8x8, Cells: 64)
- Swapmate Chess. Pieces have "mates" which they can swap places with. (8x8, Cells: 64)
- Swedish Cannon Chess. Introducing the Swedish Cannon, a cannon similar to the Korean, but well suitable for a Western piece context (zrf available).
- Switch-Side Chain-Chess. Optionally swap sides with your opponent upon completing a "chain". (8x8, Cells: 64)
- Switching Chess. In addition to normal moves, switch with an adjacent friendly piece. (8x8, Cells: 64)
- Switching Realms Chess. All noncapturing moves must change the board subset a piece occupies. (8x8, Cells: 64)
- Symmetric Unirexal Chess. Each player has a half of a king. (8x8, Cells: 64)
- Synchronous Chess. Chess played with written simultaneous moves.
- Synochess. Asymmetric west vs east variant where the western chess army plays against a Chinese and Korean-inspired army.
- Tactical chess. Missing description (8x8, Cells: 64)
- TaflChess. A mix of FIDE chess and the old European game Tafl. (8x8, Cells: 64)
- TaflChess for Zillions. TalfChess on Zillions site.
- Take and Return Chess. You put pieces taken from the opponent back on the board. (8x8, Cells: 64)
- Take-all Chess. Take all pieces of your opponent. (8x8, Cells: 64)
- Tandem-Pawn Chess. Pawns are tandems of two pawns, which can move or capture as a unit, or decouple into two pawns. (8x8, Cells: 64)
- Tank Chess. Upgrade your tank to defeat others.
- Tank Chess. With exploding bombs and pushing tanks. (8x8, Cells: 64)
- Tao's Chess. Chess variant where as you move across a line, the pieces reverse roles.
- Tauschach. Each player has one piece off the board, that can be switched every turn with one of his pieces but not the king. (8x8, Cells: 64)
- Tax Chess. King mobility affected by the placement of pawns of the same color.
- Team-Mate Chess. Variant with 8 different pieces, none of which is able to checkmate a bare king on its own. (8x8, Cells: 64)
- Teleport Chess. Each non-pawn, non-king piece may teleport once per game. (8x8, Cells: 64)
- TelnChes. Some games played by program TelnChes. (8x8, Cells: 64)
- Terrain Chess. Roll dice to create impassable squares. (8x8, Cells: 64)
- Testing. Missing description
- This Game is for the Birds. Game where pieces fly past obstacles and some pieces capture by pecking. (8x8, Cells: 64)
- Threatened Pawn Chess. Pawns start in threatened positions. (8x8, Cells: 64)
- Three drops chess. During the game, you can perform three piece drops. (8x8, Cells: 64)
- Three Kinds of Billiards Chess. Pieces bounce off the edges of the board. (8x8, Cells: 64)
- Three Player Chess. Three players must win both games simultaneously to win. (8x8, Cells: 64)
- Three Symbols Multi-state Chess. Write move in 3 symbols and any move that is like what you wrote is possible. (8x8, Cells: 64)
- Throne Chess. Same game as chess, except playing King to K8 wins too, by Thronemate.
- Thuria Jetan. Jetan variant played on standard chessboard. (8x8, Cells: 64)
- Tiger Hunt. Variant of The Maharaja and the Sepoys. (8x8, Cells: 64)
- TigerChess. Variant themed after a medieval battle. (8x8, Cells: 64)
- Tiled Squares Chess. Drop tiles to create the board as you play. (8x8, Cells: 64)
- Time Travel Chess. Pieces can travel into the Future. Kings can also return to the Past! (8x8, Cells: 64)
- Time Traveler's Chess. Chess pieces may travel backwards in time.
- Tingles, Bumps, and Punches. A set of variants on cylindrical and toroidal boards featuring a peace bump between the top and bottom of the board. (8x8, Cells: 64)
- Tiraspol chess. Variant in which pieces capture as the piece whose starting file they're in.
- TireBiter Chess. When taking, pieces can split and become a Tirebiter piece. (8x8, Cells: 64)
- Toe-to-Toe Chess. A variant of Sittuyin (Burmese Chess) with alternating setup, and powerful, short-range pieces. (8x8, Cells: 64)
- Too Many Bishops. Players get each turn one extra bishop, placed by their opponent. (8x8, Cells: 64)
- Torus Chess (The Shape of Space). Chess on a torus from the book "The Shape of Space". (8x8, Cells: 64)
- Torus Chess on a Standard Board. Torus Chess on a standard board with a unique setup. (8x8, Cells: 64)
- Total Symmetry Chess. 24 random balanced symmetrical starting positions.
- Touring Chess. Pieces can either move normally or leap on a Knight's tour only known in advance to the referee. (8x8, Cells: 64)
- Towers Chess. Win by pushing towers to the Kings' squares. (8x8, Cells: 64)
- Trade Chess. Captured pieces can be dropped, with restrictions. (8x8, Cells: 64)
- Trade-up Chess. Chess where you trade-up your pieces with pieces in your hand. (8x8, Cells: 64)
- Trafalgar Chess. 8 extra Pawns in two columns mimic the famous Battle of Trafalgar. (8x8, Cells: 64)
- Train Wreck Chess. Move your piece, then one of your opponent's, but only forward. (8x8, Cells: 64)
- Training Chess: Knights move. Simple chess variant for training the move of the knight for children that start to learn chess. (8x8, Cells: 64)
- Training Chess: Rook, Bishop, Queen moves. Simple chess variant for training moves of pieces for children that start to learn chess. (8x8, Cells: 64)
- Traitor Chess. Some of your pieces are traitors and can suddenly be controlled by your opponent. (8x8, Cells: 64)
- Trampoline Chess. Each player has a Trampoline that allows friendly pieces to make a second move. (8x8, Cells: 64)
- Transactional Chess. Moves are grouped into transactions, which are not visible to your opponent until committed. (8x8, Cells: 64)
- Transcendental Chess. Play from random setup with a different setup for white and black. (8x8, Cells: 64)
- Transporter Chess. In addition to the usual set of pieces, players have a transporter piece, which can transport pieces one square in any direction. (8x8, Cells: 64)
- Transpose Chess. Board is turned 90 degrees. (8x8, Cells: 64)
- Trap Chess. Pieces can only be taken when they are trapped. (8x8, Cells: 64)
- Trapdoor Chess. Pieces fall through the board if they stand still too long. (8x8, Cells: 64)
- Triplets. Move in one turn a pawn, the king, and another piece. (8x8, Cells: 64)
- Tripunch Chess. Knights become Nightriders, Rooks add Gryphon moves, Bishops add Aanca moves, and Queens become unbelievable. (8x8, Cells: 64)
- Triumvirate Chess. Uses three Knights. The last remaining opposing Knight must be checkmated as the King. (8x8, Cells: 64)
- Triune Chess. Three player variant played with a regular Chess Set with rotating play. (8x8, Cells: 64)
- Troja. Commercially sold game where pieces can be stacked. (8x8, Cells: 64)
- Trojan chess. the rules for the knight piece have been changed. (8x8, Cells: 64)
- Troll Chess. When taken, pieces lose part of their strenght with they regenerate during successive turns. (8x8, Cells: 64)
- Tron Chess. Every square passed by the queen creates a wall that hinders movement. (8x8, Cells: 64)
- Trophy Hunt. Squirrels and Elephants instead of Kings, Queens and Bishops. (8x8, Cells: 64)
- Truffle Hunt Chess. Chess played with dice, with pigs and truffles. (8x8, Cells: 64)
- Turning chess. Pieces can turn 45 degrees after movement. (8x8, Cells: 64)
- Turnover. Three ring sizes fit into each other, combining and splitting into different pieces, sometimes taking over your opponent's.
- Tutti-Frutti Chess. With bishop-knight, knight-rook, queen-knight and the usual pieces on an 8 by 8 board. (8x8, Cells: 64)
- Twiknight. Knights can make one double move a game, and always check with a double move. (8x8, Cells: 64)
- Twinkie Danger Chess. Game on two initially unliked boards where each turn you add or drop a link. (8x8, Cells: 64)
- Twins Chess. Rooks, knights, and bishops are twins and move together. (8x8, Cells: 64)
- Two Kings Chess. The queen is replaced by a second king. (8x8, Cells: 64)
- Two Move Chess. Designed to alleviate the first move advantage for White using double moves, while retaining the tactics of international chess.
- Two Ring Chess. Symmetric variant of "The Fellowship of the Ring". (8x8, Cells: 64)
- U-Chess. Moves are legal if they can be written with three symbols in descriptive notation. (8x8, Cells: 64)
- Ubi-ubi chess. Experimental variant with powerful Knights. (8x8, Cells: 64)
- UC-170-13. Universal Chess version featuring 170 different kind of major pieces and 13 different kind of pawns. (8x8, Cells: 64)
- Ultima. Game where each type of piece has a different capturing ability. Also called Baroque. (8x8, Cells: 64) (Recognized!)
- Ultima. Robert Abbott's Ultima page.
- Ultimajor. Ultima like game where each pieces are capable of checkmate with only their own King for support. (8x8, Cells: 64)
- Ultimate Battle Chess. Pawns, kings, queens, and knights move differently. (8x8, Cells: 64)
- Unachess. Start with empty board and begin with dropping pieces. (8x8, Cells: 64)
- Unachess II. Start with empty board and begin with dropping pieces. (8x8, Cells: 64)
- Unbland Chess. Diagonal moves are usually (but not always) prohibited. (8x8, Cells: 64)
- Undecided Chess. Undecided Pawns can change into pieces by moving like them. (8x8, Cells: 64)
- Universal Chess. Missing description (8x8, Cells: 64)
- Unreal Tournament Chess. Chess variants with a different objective, inspired by the multiplayer computer game Unreal Tournament. (8x8, Cells: 64)
- Upgrade chess. Upgrade initially weak pieces by capturing. (8x8, Cells: 64)
- Upside-Down Chess. White starts at the upper two rows, black at the bottom. (8x8, Cells: 64)
- Using chess sets to play mini-sukoku (6x6). Missing description (8x8, Cells: 64)
- Vagabond Chess. Missing description (8x8, Cells: 64)
- Variable Chess. A light piece is first moved outside the board. From there it can be introduced at any time via an empty square (with zrf).
- Variants with Queens. Some variants, mostly dealing with queens, and mostly modest. (8x8, Cells: 64)
- Vavulin Creative Chess. Before the start of the game, every player, creates up with one rule for both players, which operates the whole game.
- VD Chess. VD Chess is a game of random chess with 5,760 possible starting positions and with fairy pieces. (8x8, Cells: 64)
- Ven Chess. Moves are written down by both players before making the moves simultaneously. (8x8, Cells: 64)
- VERO Chess. Standard chess with a twist.
- Veteran Chess. Most pieces can or must irreversibly promote when they capture.
- Viennese Chess. Start with a secretly made setup. (8x8, Cells: 64)
- Vimes Chess. Variant inspired by a footnote in a Discworld novel. (8x8, Cells: 64)
- vis-a-vis chess. Missing description
- Vivarta Chess. he rules are simple. Each piece automatically transforms into a different piece every time it moves. Pawns transform into Knig.
- War Chest . Customizable fantasy board game.
- Warlock Chess. Introducing the Warlock piece, which can transform between Korean Cannon and Rook (zrf available).
- Warp Point Chess. Knights are replaced by Warp Points that other pieces can move between. (8x8, Cells: 64)
- Warrior Chess. Game where pieces earn money so that you can buy Warriors and weapons to arm them with. (8x8, Cells: 64)
- Warui-shogi. A morden twist on shogi and advance calculated attacks. (8x8, Cells: 64)
- The Water Buffalo Game. Everybody's got a water buffalo! (8x8, Cells: 64)
- Weak!. Black has 7 knights, and 16 pawns, White the usual array. (8x8, Cells: 64)
- Welbeck Kriegspiel. Players choose their own setups, unknown to opponent. (8x8, Cells: 64)
- Werewolf Chess. An nearly invincible, but bribable Werewolf replaces the Queen. (8x8, Cells: 64)
- Wey. Another variant in the same family as Avon, Cam, Isis, and Kennet. (8x8, Cells: 64)
- Which & Whose. Missing description (8x8, Cells: 64)
- Which and whose?. Missing description
- White and Black Chess. Move each turn a piece from a white and a piece from a black square. (8x8, Cells: 64)
- White Elephant Chess. Four variants pitting the white Elephant army against black with the normal FIDE array. (8x8, Cells: 64)
- Wild Rose Chess. Game with Wild Roses. (8x8, Cells: 64)
- Windows Chess. Windows Chess is played with usual chess equipment on a board inspired by an arch-window. (8x8, Cells: 64)
- Winther's Chess. Introducing the Bombard cannon, with standard peices (with zrf).
- Withdrawing Chess. Any piece can withdraw from other pieces to capture them. (8x8, Cells: 64)
- Wizard of Oz Octal Chess. Based on Baum book and 1939 film. (8x8, Cells: 64)
- Wormhole Chess. When a piece leaves a square, it `folds' together. (8x8, Cells: 64)
- Xaigo!. A game using Game-of-Life rules to change the board after each move. (8x8, Cells: 64)
- ximeracak.. A leaper-heavy fantasy variant designed for play with a standard set. (8x8, Cells: 64)
- Xiongqi. A Xiangqi variant with modern Bishops on a 9x9 board.
- XYMYX. Players make their moves at the same time. (8x8, Cells: 64)
- XYMYX. Link to site where you can play this game!
- Zabel-Schach. A modest chess variant with an alternative pawn, the Zabel pawn. (8x8, Cells: 64)
- Zelda Chess. Sword-wielding pieces capture adjacent pieces with or without moving. (8x8, Cells: 64)
- Zelig Chess. Game where the power of the pieces varies based on their position. (8x8, Cells: 64)
- Zen Zebras. A team for Chess with Different Armies based around the moves of the Zebra. (8x8, Cells: 64)
- Zero Relay Chess. Pieces can occcupy the same square and then relay their powers to each other. (8x8, Cells: 64)
- Zone X. Chess with a special central Zone, a new piece, and new moves. (8x8, Cells: 64)
- Zones of Action. Inspired form Lines of Action. (8x8, Cells: 64)