Query Results for
SELECT * FROM `Item` LEFT JOIN `IndexEntry` USING (ItemID) WHERE `IsHidden` = 0 AND `Item`.`IsDeleted` = 0 AND `YearInvented` >= '2004' AND `YearInvented` <= '2014' AND `Language` = 'English' ORDER BY `LinkText`, `Item`.`Summary` ASC LIMIT 500 OFFSET 1000
The search is limited to 500 items at a time. There are links at the bottom of the page to either continue or narrow down your search.
- International Fischer Random Chess. Missing description (10x10, Cells: 100) By Jose Carrillo.
- Intrusive Squares. The board is split into 4 4x4 supersquares and reunited by 20 extra squares. (10x10, Cells: 84) By Charles Gilman.
- Invader Zim Chess. Chess based on the show, Invader Zim. (8x8, Cells: 64) By Zim .
- Invisible King Chess. Opponent can't see where you moved your king to. (8x8, Cells: 64) By (zzo38) A. Black.
- The Invisible Man . Missing description By Namik Zade.
- Irwell. Gain an advantage by crowning your enemy. (8x10, Cells: 80) By Charles Gilman.
- Isis and Cam. Two variants based on ancient English universities and the rivers near them. (6x8, Cells: 48) By Charles Gilman.
- Iss Jetan . Missing description By Larry L. Smith.
- Iss Jetan. Missing description (10x10, Cells: 100) By Larry L. Smith.
- It's not a job for King. Two relatively modest games, playing with power and royality. (8x8, Cells: 64) By Daniil Frolov.
- Ito Shogi . Missing description Author: Malcolm Webb. Inventor: Jonathan H Rutherford.
- Ito Shogi. Missing description (1x31, Cells: 21) By Jonathan H Rutherford.
- Jail Cell Chess. Large board with walls and jail cell areas. (14x20, Cells: 280) By Nick Wolff.
- Javelin Chess . Pieces backed up by an extra row of single-capture Spearmen. By Adrian Alvarez de la Campa.
- Jedi Chess. Maharajah and the Sepoys modified with a Star Wars theme. (8x8, Cells: 64) By Dave Leigh.
- Jetan Jeddara. Large variant of Jetan. Author: Tony Quintanilla and James Killian Spratt. Inventor: James Killian Spratt.
- Jetan Jeddara. Large Jetan variant, with new pieces. (16x12, Cells: 192) Author: Tony Quintanilla and James Killian Spratt. Inventor: James Killian Spratt.
- Jetan Variant Graphics. James Spratt's graphics for Jetan variant Game Courier presets. Author: James Killian Spratt.
- Joe Joyce Hyperchess. Easy to play 3D Chess variant where pieces can act on small board or large board. Author: Jeremy Gabriel Good. Inventor: Joe Joyce.
- John Smith's Very Unofficial 47 Square Chess Variant Contest. Yes, just as the title says! I hope this is legal! By John Smith.
- Joshua's Chess. Missing description (12x12, Cells: 144) Author: Michael Nelson. Inventor: Joshua Nelson.
- Joshua's Chess . Missing description Author: Michael Nelson. Inventor: Joshua Nelson.
- Journalist's Chess. Journalist is movable to any position but no capture. (8x8, Cells: 64) By (zzo38) A. Black.
- Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. (10x10, Cells: 100) By David Paulowich.
- Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. By David Paulowich.
- Jungles and Mountains Chess. Chess with hindering terrain that must be removed to free up piece movement. (8x8, Cells: 64) By Gary K. Gifford.
- Jungles and Mountains Chess. Bull-Dozers must clear through jungle brush and Engineers must make passages through mountains to free up piece movement. By Gary K. Gifford.
- Juxtaposition Chess. Pawns and Pieces switch places with pseudo-pieces throughout the game. (8x8, Cells: 64) By Gary K. Gifford.
- Juxtaposition Chess. Normal moves, plus pawns switch places with stones; pieces switch places with flags. By Gary K. Gifford.
- K4 . Missing description By Christine Bagley-Jones.
- K4Flying . Missing description By Christine Bagley-Jones.
- Kangaroo (Newton). compound of Knight and Alfil. Author: Charles Gilman. Inventor: Timothy R. Newton.
- Kibitzing Vox Populi Chess variant. Rules for turning kibitzing into a game unto itself. By Rich Hutnik.
- King Friday XIII Chess. Flexible castling, promotion to opponent's pieces, etc. (8x8, Cells: 64) By (zzo38) A. Black.
- King of the Hill. Be the first player to get your King to the top of the hill! (19x19) By Paul E. Newton.
- King of the Ladder Tournament Rules. Ideas for rules to mix variants together in one game. (8x8, Cells: 64) By Rich Hutnik.
- King to Bunker Leap. Play this exciting version of Pre-Chess using new king safety rules. By Charles Daniel.
- 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) By Charles Daniel.
- King to Bunker Leap . Includes Shuffle Chess and pre-Chess with new “bunker leap” king safety rules. By Charles Daniel.
- King's Guard Chess. Pawns move like kings and only Pawns may capture. (8x8, Cells: 64) By Graeme C Neatham.
- King's Guard Chess. Missing description By Graeme C Neatham.
- King's Leap Chess. Variants with Chancellors (Knight+Rook) and old Russian Queens (Knight+Queen). By David Paulowich.
- King's Reincarnation. Captured Kings return to the board, but at a price. 2 versions of play. (8x8, Cells: 64) By Gary K. Gifford.
- King's Reincarnation. Captured Kings return to the board, but at a price. By Gary K. Gifford.
- King-Power. garr8903. By Freederick .
- Kingdom Chess. Large variant with new pieces. (10x10, Cells: 100) By Konklav Anipsal.
- Kingdom of distorting mirrors. Missing description (2x(8x8), Cells: 128) By Daniil Frolov.
- Kinging shogi. Missing description (9x9, Cells: 81) By Daniil Frolov.
- Kings. A modest variant with more than one king. (8x8, Cells: 64) By Abdul-Rahman Sibahi.
- Kings. Kings on the Game Courier. By Abdul-Rahman Sibahi.
- Kings Reincarn. II - Altered States Variant. Captured Kings return to the board by replacing a friendly piece and moving as it did. By Gary K. Gifford.
- Kira Chess/Kira Shogi. "Kira" and "L" pieces which is not known by your opponent. (8x8, Cells: 64) By (zzo38) A. Black.
- Knavish Chess. Variant using square-board analogues to 6-way hex-board Dabbabas. (10x10, Cells: 100) By Charles Gilman.
- Knavish Shatranj. Shatranj with Knaves and Debtors. (8x8, Cells: 64) By Jörg Knappen.
- Knight games (improved). Missing description By Namik Zade.
- Knight Mare. A large variant with several promotion levels. (11x11, Cells: 120) By William C. Schmidt.
- Knight-Pawn Chess. Elegant chess game with knight-pawns that can move as pawns midway up the board if they find themselves behind it. Author: Jeremy Gabriel Good. Inventor: Matthew Montchalin.
- Knight-Riding Chess. Missing description (8x8, Cells: 64) By John Smith.
- Knightless symmetric chess. Missing description (9x9, Cells: 81) By Claudio Martins Jaguaribe.
- Knights Chess games. Missing description By Namik Zade.
- Knights games . Missing description By Namik Zade.
- Knights of the Round Table. Missing description (8x8, Cells: 64) By Adam Goss.
- Koksal Karakus' En Passant Chess -. All pieces have the en passant option. Koksal Karakus version. Author: Jeremy Gabriel Good. Inventor: Köksal Karakus.
- Koksal Karakus's Blog on Chess Variants. Missing description By Köksal Karakus.
- Korean Carrera. Missing description (15x10, Cells: 150) By Daniil Frolov.
- Korean Chess. Korean Chess: presentation plus a strong Zillions implementation. Author: M Winther.
- Korean Random Chess. A Korean Chess variation with a random setup and a few new rules. (9x10, Cells: 90) By Jose Carrillo.
- Kozeriai. A 5x7 variant of Shogi. (5x7, Cells: 35) By Jan Paerke.
- Kozune. A game inspired by, and featuring elements of, Shatranj and Shogi. Author: Larry L. Smith. Inventor: Joshua Morris.
- Kozune. Missing description (9x9, Cells: 81) By Joshua Morris.
- Kozune. Missing description By Daniil Frolov.
- Kozune vs FIDE. Missing description By Daniil Frolov.
- Kozune vs FIDE. Missing description By Daniil Frolov.
- Kozune Western . Missing description Author: Christine Bagley-Jones and Larry L. Smith. Inventor: Joshua Morris.
- Kriegspiel Referee. Program that serves as a Kriegspiel referee. Author: Mac . Inventor: Henry Michael Temple.
- l. Missing description By Daniil Frolov.
- L Shaped Chess. 2 player variant with some elements of 4-player ones. (7x7, Cells: 45) By Charles Gilman.
- Ladder Shogi. Shogi variant on 10 by 10 board where pieces climb the social ladder by multiple promotions. (10x10, Cells: 100) By Mason Green.
- Ladies and Generals. Missing description (6x(6x9), Cells: 324) By Charles Gilman.
- Ladon Chess. Introducing the Ladon, a short-range piece that can repel any other piece, and also capture this way (zrf available). By M Winther.
- Ladorean Chess. Another 10 x 8 Fergus Duniho variant with marshall and cardinal. Author: Jeremy Gabriel Good. Inventor: Fergus Duniho.
- Ladorean Chess - Shaco Ladorean. Variation on Capablanca's Chess. (10x8, Cells: 80) Author: Bernhard U. Hermes. Inventor: Fergus Duniho.
- Lancelot. Missing description (8x8, Cells: 64) By Stan Druben.
- Landing force shogi. Missing description (9x9, Cells: 81) By Daniil Frolov.
- Lao Tzu Chess. www.schemingmind.com. (8x8, Cells: 64) By John Kipling Lewis.
- Laquear Chess. Introducing the Laquear, that captures like a bishop, but moves by the collision method (zrf available). By M Winther.
- Large Nahbi Chess. Preset for Large Nahbi Chess. By Uri Bruck.
- Large Nahbi Chess. Missing description (10x12, Cells: 120) By Uri Bruck.
- Large Variants in the Historic North European Style. Missing description () By Charles Gilman.
- Larger Wildeurasian variants. increasing the 2+2+1 piece groups from three to five or six. (12x12, Cells: 144) By Charles Gilman.
- Latrumcolorum Chess. Piece caught between two opponent pieces is moved by him. (8x8, Cells: 64) By (zzo38) A. Black.
- Latrunculi duo milia et septum. Chess with rook/ferz & bishop/wazir substitutes for rooks and bishops. By Gary K. Gifford.
- Latte Chess. Alternative starting position, with each player having 4 rooks/bishops/knights, 1 king and queen, and 8 pawns. (8x8, Cells: 64) By Michael .
- Leap Chess . Game with manditory captures and other Checkers-like elements on a board of 44 squares. By Ken Franklin.
- Leap Chess. Game with mandatory captures and other Checkers-like elements on a board of 44 squares. (6x8, Cells: 44) By Ken Franklin.
- Leapers chess. a game with many leapers. (8x6, Cells: 44) By Andy Maxson.
- Leapers Creeepers. Featuring compound long leapers of giraffes, zebras and camels. Author: Jeremy Gabriel Good. Inventor: Christine Bagley-Jones.
- Leapers Creeepers. Decimal variant with many leaping pieces. By Christine Bagley-Jones.
- Leapfrog Chess. The pawn can leap over any man in its initial two-step move (with zrf). By M Winther.
- Lemniscate Chess. Chess played on a Lemniscate board (in the shape of an infinity symbol). (18x4, Cells: 72) By David Cannon.
- Lemniscate Chess . Chess played on a Lemniscate board (in the shape of an infinity symbol). By David Cannon.
- Lemurian Shatranj. 8x8 variant that features short-range pieces. (8x8, Cells: 64) By Joe Joyce.
- Lemurian Shatranj. Lemurian pieces which utilize either or both types of their possible moves, possibly changing direction after the first. By Joe Joyce.
- Lengthleaper Hex Chess. The hex-prism geometry has surprisingly many equal-length compound leapers. (4x(6x9), Cells: 136) By Charles Gilman.
- Leto Chess. Introducing the Leto, a doubly telekinetic piece, very versatile (with zrf). By M Winther.
- Levitating Kings. Kings can levitate orthagonally or diagonally over a line of friendly pieces. (8x8, Cells: 64) By Gary K. Gifford.
- Lichess. Internet chess server featuring a few variants as well. Author: Ben M Reiniger.
- Limited Ranged Guards Chess. A game with some limited queens/guards and tanks to shoot opponent. (10x10, Cells: 100) By (zzo38) A. Black.
- Lines of Relay. The addition of a piece - the "Lore Apprentice" adapted from the Querquisite. "LoR(e)" stands for Lines of Relay. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- 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) By Jörg Knappen.
- Link to: Rainbowchess . Cards determine which pieces are placed on the board. Author: Hans L. Bodlaender. Inventor: Jozias Hillenkamp and Melchior Hillenkamp.
- Lions and Unicorns Chess. With the 16 standard pieces and 4 powerful leapers. (10x8, Cells: 80) By David Paulowich.
- Lions and Unicorns Chess. Play this large Chess variant with Lions and Unicorns. Author: Greg Strong. Inventor: David Paulowich.
- LiQi . Very Strong Chss. By Larry L. Smith.
- LiQi. Very Strong Chess. (8x8, Cells: 64) By Larry L. Smith.
- Little River Chess. 46 Cell game with Chinese Chess influence. Kings confined to palaces. By Gary K. Gifford.
- Little River Chess. A 46 square variant based loosely on Chinese Chess. (6x9, Cells: 46) By Gary K. Gifford.
- Little Trio. Small variant combining Chess, Shogi, and Xiang-Qi. (7x7, Cells: 49) By Jared B. McComb.
- Little Trio. Missing description Author: Nick Wolff. Inventor: Jared B. McComb.
- Liu Yang. Hexagonal analogue to Yang Qi. (11x11, Cells: 91) By Charles Gilman.
- Locusts. Simple chess variant with only two set of pieces on each army. (12x12, Cells: 144) By Yu Ren Dong.
- Locusts . Simple chess variant with only two set of pieces on each army. By Yu Ren Dong.
- Logical Follow-Up to Duke of Rutland Chess. Derivative of The Duke of Rutland's Chess with other compound pieces. Author: Jeremy Gabriel Good. Inventor: Claudio Martins Jaguaribe and Jeremy Gabriel Good.
- Login. Sign in to the Chess Variant Pages. Author: Fergus Duniho.
- The Lonely Wolf . Missing description By Namik Zade.
- Long Yang. Applying the Nearlydouble principle to a variant with Cannons. (11x16, Cells: 176) By Charles Gilman.
- Long-King Shogi. Long-king moves very far but don't let it get captured. (9x9, Cells: 81) By (zzo38) A. Black.
- Longshanks Chess. Missing description (12x12, Cells: 84) By Jonathan H Rutherford.
- Los Alamos Extinction Chess With Bunkers. On 6 by 6 board with two additional 2 by 2 bunkers, and extension chess rules. (2x(6x6), Cells: 44) By Doug Chatham.
- Los Alamos Extinction Chess with Bunkers . On 6 by 6 board with two additional bunkers, and extension chess rules. By Doug Chatham.
- Ludus Equitum. Game in style of Society of Creative Anachronism. By (zzo38) A. Black.
- Ludus Equitum. Game designed in style of Society of Creative Anachronism. By (zzo38) A. Black.
- Ludus Magus . Missing description By Larry L. Smith.
- Ludus Magus. Missing description (2x(8x8), Cells: 145) By Larry L. Smith.
- Maces and Horse-apults. Chess with mace pieces and specialized catapults (horse-apults). (10x10, Cells: 100) By Gary K. Gifford.
- Maces and Horse-apults. Similar to chess, but on a 10 x 10 board and the addition of Maces and Horse-apults. By Gary K. Gifford.
- Maces, Horse-apults, and Tulpas. The game of Maces and Horse-apults with the likely use of tulpas pieces. (10x10, Cells: 100) By Gary K. Gifford.
- Maces, Horse-apults, and Tulpas. Maces and Horse-apults with user-created Tulpa pieces. By Gary K. Gifford.
- Maces, Shields, and Horse-apults. A varaiant of Maces and Horse-apults inwhich Maces cannot capture pawns. (10x10, Cells: 100) By Gary K. Gifford.
- Maces, Shields, and Horse-apults. Like Maces and Horse-apults, but pawns are protected from Mace capture. By Gary K. Gifford.
- Macrochess. Missing description Author: Daniil Frolov and Jean-Louis Cazaux. Inventor: Robert Potter.
- Macrochess. Missing description (12x12, Cells: 144) By Robert Potter.
- Mad Elephant Shogi. Missing description (9x9, Cells: 81) By (zzo38) A. Black.
- Mad Queen Shogi. Missing description (8x8, Cells: 64) By Larry L. Smith.
- Mad Queen Shogi. Play this new Chess/Shogi hybrid on Game Courier. Author: Fergus Duniho. Inventor: Larry L. Smith.
- Mad Queen Shogi. Missing description By Larry L. Smith.
- Madness of Kings Chess. The Kings are, simply put, insane!! (8x8, Cells: 64) By Abdul-Rahman Sibahi.
- The magic mashers. another experimental chess with different armies variant. (8x8, Cells: 64) By Andy Maxson.
- Magic Ring Chess. Each player has a magic ring which will give the piece wearing it additional powers of movement. (8x8, Cells: 64) By Lim Ther Peng.
- Magic River. Xiang Qi pieces crossing the Magic River turn into their Western counterparts, and vice versa! (17x9, Cells: 77) By John Smith.
- Magician's Chess. Pieces switch board sides with each move. (8x8, Cells: 64) By John Smith.
- Magicpawns Chess. Any piece can move to friendly pawn and change place with it. Pawns thus become more dynamic and pieces less constrained. By M Winther.
- Magneticpawns Chess. Introducing the magnetic pawn, which can dislocate an enemy piece by magnetic force. Regular board and pieces (zrf available). By M Winther.
- Maha Chatukanga. Variant arranging Chaturanga's paired pieces and all their compounds in the style of Grand Chess. (10x10, Cells: 100) By Charles Gilman.
- Mainzer Schach. 11 x 8 variant with two Januses and one Marshall, and different setup. Author: Tony Quintanilla. Inventor: Jörg Knappen.
- Mainzer Schach. Large variant with Janus, Marshall, and different setup. (11x8, Cells: 88) By Jörg Knappen.
- Make own Army and Handicap Azsymchess . Missing description By Namik Zade.
- Mamra Chess . Adds the Mamra, a piece that only Pawns may capture. By George Tsavdaris.
- Mamra Chess. Adds the Mamra, a piece that only Pawns may capture. Author: Tony Quintanilla and George Tsavdaris. Inventor: George Tsavdaris.
- Mamra Chess. Adds the Mamra, a piece that only Pawns may capture. (8x8, Cells: 66) By George Tsavdaris.
- Mamra Chess with Wuss. Variant combining very strong Mamra piece with weakening Wuss piece. By Jeremy Gabriel Good.
- Man and Beast 03: From Ungulates Outward. Systematic naming of the simplest Oblique Pieces. By Charles Gilman.
- Man and Beast 04: Generalised Generals. Systematic naming of part-symmetric coprime radial pieces. By Charles Gilman.
- Man and Beast 05: Punning by Numbers. Systematic naming of coprime triaxial oblique pieces. By Charles Gilman.
- Man and Beast 06: The Heavy Brigade. Systematic naming of symmetric and forward-only non-coprime radial pieces. By Charles Gilman.
- Man and Beast 07: When Beasts Collide. Systematic naming of more complex oblique pieces. By Charles Gilman.
- Man and Beast 08: Diverse Directions. Systematic naming of symmetric pieces mixing radial and oblique components. By Charles Gilman.
- Man and Beast 09: Mighty Like a Rose. Systematic naming of pieces following Curved, Crooked, or Bent paths. By Charles Gilman.
- Man and Beast 10: The Hybrid Diagonal. Systematic naming of straight coprime hex-prism-specific radial pieces. By Charles Gilman.
- Man and Beast 11: Long-nosed Generals. Systematic naming of part-symmetric pieces with non-coprime components. By Charles Gilman.
- Man and Beast 12: Alternative Fronts. Systematic naming of pieces using complex mixes of forward, backward, and same-rank moves. By Charles Gilman.
- Man and Beast 13: Straight and Crooked Moving. Systematic naming of part-straight and more complex non-straight pieces. By Charles Gilman.
- Man and Beast 14: Oddly Oblique. Systematic naming of hex-specific coprime oblique pieces. By Charles Gilman.
- Man and Beast 15: Strengthened Across the Board. Systematic naming of pieces reinterpreting the concept of directions. By Charles Gilman.
- Man and Beast 16: Diverging Further. Systematic naming of more complex divergent pieces. By Charles Gilman.
- Man and Beast 17: Hex Heavies. Systematic naming of non-coprime hex-specific pieces. By Charles Gilman.
- Man and Beast 18: Complex Pieces with Simple Ratios. Systematic naming of compounds of oblique pieces with SOLLs in ratios of 1, 1½, 2, 3, and 6. By Charles Gilman.
- Man and Beast 19: The Vice Squad. Systematic naming of more complex pieces mixing radial and oblique moves. By Charles Gilman.
- Man and Beast 20: Far From Square. Systematic naming of more complex hex-specific pieces. By Charles Gilman.
- Man and Beast 21: Lords High Everything-Else. Systematic naming of pieces that do not fit in any of the other articles. By Charles Gilman.
- Man and Beast Overview and Glossary. Table summarising what piece characteristics Man and Beast articles cover, with glossary of terms used to describe pieces. By Charles Gilman.
- Manchala Chess. On 10 by 10 board with new pieces. (10x10, Cells: 100)
- Mangonel Chess. Introducing the remarkable Mangonel piece, which can hurl pieces over its head, on a Gustavian board (zrf available). By M Winther.
- Maorider Chess. Maorider and king with unusual recruiting abilities. (8x9, Cells: 72) By Vitya Makov.
- Maorider Chess. Missing description By Vitya Makov.
- Mapped Chess . Missing description By Stephane Burkhart.
- Mapped Chess. Missing description (2x(8x8), Cells: 128) By Stephane Burkhart.
- Mapped Chess. Mapped Chess Game with extended 3D moves mapped on 2 boards. (2x(8x8), Cells: 128) By Stephane Burkhart.
- Marmara. A Byzantine Chess variant featuring Trojan Horses. (4x16, Cells: 64) By Charles Gilman.
- Masking Chess. Mask and move pieces so they are invisible to the opponent. (8x8, Cells: 64) By James Lummel.
- Mastodon Chess. Standard pieces plus two Mastodons per side. A strategical big-board variant. By M Winther.
- Mastodon Chess (8x10). Standard pieces plus two Mastodons per side. A strategical big-board variant. By M Winther.
- Matrix Chess. Chess played on a tessellation of pentagons and diamonds. The name comes from the matrix in which diamonds are found. (14x14, Cells: 196) By David Cannon.
- Matrix Chess . Chess played on a board of tessellating pentagons and diamonds. By David Cannon.
- Matron Chess. Introducing the peculiar Matron queen, which makes regular chess more aggressive (zrf available). By M Winther.
- Maxim chess. Variant, invented by my little brother. (8x8, Cells: 64) By Daniil Frolov.
- Maxima Set. Missing description Author: Roberto Lavieri.
- Mayhem Chess. Different pieces and setup. Author: Tony Quintanilla. Inventor: Christina Ziolkowski.
- Mayhem Chess. Different pieces and setup. (8x8, Cells: 64) Author: Christina Ziolkowski Inventor: Christina Ziolkowski.
- McGlinWell. Combining elements of three long-standing forms of hex Chess. (Cells: 91) By Charles Gilman.
- Med Chess. Diagonal board game with a mix of traditional, modern and Shogi pieces. (8x8, Cells: 44) By Erez Schatz.
- Medusa Shogi. Missing description (11x11, Cells: 121) By Gary K. Gifford.
- Medusa Shogi. Missing description Author: Larry L. Smith. Inventor: Gary K. Gifford.
- Medusa Shogi. A Shogi variant of Pillars of Medusa, which is based on Turkish Great Chess. By Gary K. Gifford.
- Mega Doom Chess Project. Missing description By Claudio Martins Jaguaribe.
- Megastar of David. Enlarged version of Star of David 2 Level Hex Chess. (2x(), Cells: 182) By Charles Gilman.
- Melbourne Chess and Christchurch Chess. 3-D variant on an 8x8x8 board. (8x(8x8), Cells: 512) By Charles Gilman.
- Merger Chess. Pieces are merged into the capturing piece. (8x8, Cells: 64) By Mike Reeves-McMillan.
- Meridian Chess. Introducing the Meridian, bishop-capture combined with bifurcated bounce-move, on an H-board (zrf available). By M Winther.
- Metamachy . Zillions of Games file for Metamachy. (12x12, Cells: 144) By Jean-Louis Cazaux.
- Metamachy. Play this large variant with a variety of fairy pieces on Jocly. Author: Jean-Louis Cazaux and Michel Gutierrez. Inventor: Jean-Louis Cazaux.
- Meteoric Chess. A sober but lively drop chess variant with standard pieces (zrf available). By M Winther.
- mettamorphachess. Missing description (8x8, Cells: 64) By Eric S. Clayton.
- Mid-Evil Chess. A mid point between chess and shatranj. (8x8, Cells: 64) By Andy Maxson.
- Mid-evil Chess. Adds a Prince (combines the moves of queen and knight) to Capablanca's array by eliminating one knight... By Stephen R. Stockman.
- Midgard Chess. Midgard Chess has two unusual shortrange pieces, the War Elephant and the War Machine. By David Paulowich.
- Midgard Chess. Midgard Chess has two unusual shortrange pieces, the War Elephant and the War Machine. (8x8, Cells: 64) By David Paulowich.
- Mighty Lion Chess. Orthodox Western Chess but with one knight replaced by Chu Shogi Lion. Author: Jeremy Gabriel Good. Inventor: H. G. Muller.
- Mighty-Lion Chess. Normal Chess augmented with a hard-to-trade Lion super-piece that can make double-captures. (8x8, Cells: 64) By H. G. Muller.
- Mime Attack Chess . Pieces capture like the pieces they're capturing usually capture. By Adrian Alvarez de la Campa.
- Mind-Vector. Missing description (9x9, Cells: 81) By (zzo38) A. Black.
- Minesweeper chess. Missing description (8x8, Cells: 64) By Daniil Frolov.
- Mini Courier Chess Moderno. Missing description (10x8, Cells: 80) By Jose Carrillo.
- Mini Fivequarters. The Fivequarters approach to 4-player variants, applied to 6x6 variants. (9x9, Cells: 45) By Charles Gilman.
- Mini four player chess. Missing description (8x8, Cells: 48) By Daniil Frolov.
- Mini Slanted Escalator Chess. Chess on smaller asymmetric board. (8x6, Cells: 44) Author: Hans L. Bodlaender and David Short. Inventor: David Short.
- Mini Slanted Escalator Chess . Chess on smaller asymmetric board. Author: Peter Aronson. Inventor: David Short.
- mini-Chieftain. One Small Multi-Move Game in Two Configurations. (8x8, Cells: 64) By Joe Joyce.
- Mini-POM (Mini Pillars of Medusa). On a 9 x 9 board and standard chess pieces, but with Morph replacing the Bishop adding the Medusa to the right of the King. By Gary K. Gifford.
- Mini-POM (Mini Pillars of Medusa). On a 9 x 9 board and standard chess pieces, but with Morph replacing the Bishop and the Medusa to the right of the King. (9x9, Cells: 81) By Gary K. Gifford.
- Minima. johnnyluken. (6x6, Cells: 64) By Johnny Luken.
- Minishogi setuper. Minishogi you can set up pieces at beginning of the game. (5x5, Cells: 25) By (zzo38) A. Black.
- Minixiang. Xiang Qi's short-range pieces come into their own on a small board. (5x6, Cells: 30) By Charles Gilman.
- MiniXiang. Missing description Author: Larry L. Smith. Inventor: Charles Gilman.
- Mir Chess. Play this variant that is mid-powered between Chess and Shatranj. Author: Fergus Duniho and David Paulowich. Inventor: David Paulowich.
- Mir Chess. Missing description (8x8, Cells: 64) By David Paulowich.
- mir chess II. a variant of mir chess with same piece strength. (8x8, Cells: 64) By Andy Maxson.
- Missing Ox Chess. 4 distinguishable FIDE sets represent pieces starting with 24 different letters. (16x16, Cells: 256) By Charles Gilman.
- Missionary cubic variants. Cubic-cell game with mixture of simple and compound forward-only pieces. (6x(6x8), Cells: 288) By Charles Gilman.
- MiTaWi. A variant combining elements on Mitregi, Taijitu Qi, and Wildeurasian Qi. (14x12, Cells: 64) By Charles Gilman.
- Mitosis Chess. Each captured major piece in this game returns to the board as the two or three pieces it originally consisted of. (9x9, Cells: 81) By Alex Malphrus.
- Mitred Framing 1: 8x8 to 10x10. Adding a rim of forward-only pieces around a FIDE-size board. (10x10, Cells: 100) By Charles Gilman.
- Mitred Framing 2: 9 files to 10x10. Puts most pieces of 9-file variants on FIDE board and adds extra rim including middle-file piece and Shogi-style extras. (10x10, Cells: 100) By Charles Gilman.
- Mitred Framing 3: 6x6 to 8x8. Adding a rim of forward-only pieces around a 6x6 board. (8x8, Cells: 64) By Charles Gilman.
- Mitregi. Larger Shogi variant with more powerful diagonal pieces. (10x9, Cells: 90) By Charles Gilman.
- Mitregi with compounds of duals. An extra border around the Gnuqi and Wildebishogi array houses forward-only counterparts. (11x11, Cells: 121) By Charles Gilman.
- Mixed Radial Hex Chess. Hexagonal analogue to Nimrod Chess. (9x9, Cells: 61) By Charles Gilman.
- Mockery Chess. Missing description (8x8, Cells: 64) By Stephane Burkhart.
- Moderate Progressive Chess. A player may move one more piece than his opponent just moved. By Adrian Alvarez de la Campa.
- Moderate Progressive Chess. A player may make one more move than his opponent just made. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
- Modern Capablanca Random Chess. Missing description By Jose Carrillo.
- Modern Chess Principles. Missing description By Jose Carrillo.
- Modern drunk elephant shogi. Missing description (9x9, Cells: 81) By Daniil Frolov.
- Modern drunk elephant shogi. Missing description By Daniil Frolov.
- Modern English Random Chess. Missing description (10x10, Cells: 100) By Jose Carrillo.
- Modern Makruk. A fusion of Modern Chess and Makruk. By John Smith.
- Modern Minister's Courier Chess. Missing description (11x8, Cells: 88) By Jose Carrillo.
- Modern Prime Ministers Random Chess. Missing description (9x8, Cells: 72) By Jose Carrillo.
- Modern Prime-Ministers Chess. Missing description (9x8, Cells: 72) By Jose Carrillo.
- Modern Random Chess. Missing description By Jose Carrillo.
- Modern Random Chess. Missing description (9x9, Cells: 81) By Jose Carrillo.
- Modern Shatranj. A bridge between modern chess and the historic game of Shatranj. By Joe Joyce.
- Modern Shatranj. A bridge between modern chess and the historic game of Shatranj. (8x8, Cells: 64) By Joe Joyce.
- Modern Shatranj. A bridge between modern chess and the historic game of Shatranj. Author: Christine Bagley-Jones and David Howe. Inventor: Joe Joyce.
- Modern Shatranj D & R. Missing description By Joe Joyce.
- Monadchess . Missing description By Namik Zade.
- MonadChess. Missing description (10x10, Cells: 100) By Namik Zade.
- Monadchess. 10 x 10 setup with Capablanca-esque pieces and cannons and extra pawns and pieces designed to make flanks safer. By Namik Zade.
- Monadchess II. Setup a little different from Monadchess... By Namik Zade.
- Monaddropchess . Missing description By Namik Zade.
- MonadDropII (Mats Winther Method) . Missing description By Namik Zade.
- MonadrandomChess . Missing description By Namik Zade.
- Monkey King Chess. Monkey King fights Goblin King on 44 squares board in game with oriental influences. (5x8, Cells: 44) By Peter Gelman.
- Monkey King Chess. Monkey King fights Goblin King on 44 squares board in game with oriental influences. Author: Peter Aronson. Inventor: Peter Gelman.
- Monster Bluff Chess. On 10 boards put together, with putting stakes on squares. (32x24, Cells: 640) By Dale Holmes.
- Monte Carlo Chess. Random movement variant. (8x8, Cells: 64) By Jeremy Gardiner.
- MoQi. MoQi, or Demon Game, is played upon a 10x10 field. By Larry L. Smith.
- More 10. Chessvariant on a board with 10 squares. Author: Tony Quintanilla. Inventor: Roberto Lavieri.
- More 10x8 mating problems. Missing description By Sam Trenholme.
- More10. Chessvariant on a board with 10 squares. (2x5, Cells: 10) By Roberto Lavieri.
- More10 . Chessvariant on a board with 10 squares. By Roberto Lavieri.
- Mortar Chess. Introducing another piece named Mortar, a form of cannon, on an H-shaped board. Positionally advanced. With zrf. By M Winther.
- The most generalized piece classification ever. Missing description By Daniil Frolov.
- Move as square says. Game with identical piece, movement depends on location. (8x8, Cells: 64) By Daniil Frolov.
- MRC64. Missing description (8x8, Cells: 64) By Jose Carrillo.
- MRC64. Modern Random Chess 64. By Jose Carrillo.
- Multi-King Chess. Missing description (8x8, Cells: 64) By Roberto Lavieri.
- Multimove Chess. Players spend points to make multiple moves. (8x8, Cells: 64) By David Howe.
- Multimove FIDE Chess. Each turn utilizes a number of points that get applied to movement. Author: Jeremy Gabriel Good. Inventor: David Howe.
- Multiple Formations. A proposal to add a set of formations to Chess. (8x8, Cells: 64) By Rich Hutnik.
- Multiple of 10 Checkmate. Missing description (8x8, Cells: 64) By Calvin Jack Pomerantz.
- Multiple of 10 Checkmate. Variant where you can only checkmate or be checkmated on move 10, 20, 30, ect.. By Calvin Jack Pomerantz.
- Murmillo Chess. Introducing the Murmillo piece, and new collision-capture, on a Gustavian board (zrf available). By M Winther.
- Musketeer Chess. Adding 2 newly designed extra pieces. (8x8, Cells: 64) By Zied Haddad.
- Mustang . Missing description By Namik Zade.
- Mustang Chess problem. Missing description By Namik Zade.
- Mutatis Mutandis. Astonishing variant featuring 22 different changelings at random setups. (8x8, Cells: 64) By Carlos Cetina.
- Mythical Fantasy Conquest. Play this large variant with new fantasy pieces! Author: Lim Ther Peng and Tony Quintanilla. Inventor: Lim Ther Peng.
- Mythical Fantasy Conquest. A large variant with new fantasy pieces. (10x10, Cells: 100) By Lim Ther Peng.
- Nach Schach. Missing description (8x7, Cells: 56) By Jianying Ji.
- Naiad Chess.. Introducing the Naiad, which moves like a queen but cannot capture. Instead it can kidnap pieces by magnetism (zrf available). By M Winther.
- Narikin Shogi. Shogi with promoted gold generals. (9x9, Cells: 81) By (zzo38) A. Black.
- Narnia Chess . Chess, played on both the outside and inside of a social ball, with the Pentagons as "gateways" between the two. By David Cannon.
- Narnia Chess. Chess played on both the outside and inside of a soccer ball. (Cells: 52) By David Cannon.
- Narrassetch. Hexagonal chess game playable with ordinary chess set. By Neil Fernandez.
- Narrassetch (70 and 91 hex versions). Hexagonal chess game playable with ordinary chess set. By Neil Fernandez.
- Naydorian Chess. an hexagonal variant from the fictional realm of Shadowgard. By Graeme C Neatham.
- Near Chess. This is a variant of Skirmish Chess designed to be friendlier to newbies. (8x8, Cells: 64) By Rich Hutnik.
- Near Chess Preset. This is the preset for Near Chess. By Rich Hutnik.
- Near vs Normal Chess. This version pits pieces of Near Chess vs those of normal chess (FIDE). (8x8, Cells: 64) By Rich Hutnik.
- Nearlydouble Chess. A 2d variant with the whole of two identical sets minus the second King. (11x11, Cells: 121) By Charles Gilman.
- Nearlydouble Hex Chess. Applying the Nearlydouble principle to Wellisch and McCooey Chess. (15x15, Cells: 169) By Charles Gilman.
- Nearlydouble Wildebeest. A variant with the whole of two identical Wildebeest sets minus the second King. (15x14, Cells: 210) By Charles Gilman.
- Nearlytriple Raumschach. The logical extension of the Nearlydouble principle to Raumschach. (7x(7x7), Cells: 343) By Charles Gilman.
- Necromancer Chess. The Undead Walk. (8x8, Cells: 64) By Larry L. Smith.
- Neoorthodox Chess. Introducing the Neoorthodox board, the Divaricator piece, and extended castling (with zrf). By M Winther.
- Neoteric Chess. Pieces are swapped before play begins. An external piece is introduced (with zrf). By M Winther.
- Nested Chess. A variant hiding another on its diagonals. (15x15, Cells: 141) By Charles Gilman.
- Nested Shogi. A variant hiding Shogi on its diagonals. (17x17, Cells: 177) By Charles Gilman.
- Nested Xiang Qi. A variant hiding Xiang Qi on its diagonals. (18x18, Cells: 196) By Charles Gilman.
- Net Chess. Variant of InterGrid Chess. Move between intersections. By Tony Quintanilla.
- Net Chess. Variant of InterGrid Chess. Move between intersections. (8x8, Cells: 64) By Tony Quintanilla.
- Net Chess . This game allows pieces to move to the grid intersections and between intersections. By Tony Quintanilla.
- Neutral Subject Chess. Most pieces start neutral, and players compete to recruit them. (8x8, Cells: 64) By Charles Gilman.
- Neutron 45. Variant of the game Neutron on a 45-squared board. (7x7, Cells: 45) By Joost Aan de Brugh.
- Neutron 45 ZRF . Variant of the game Neutron on a 45-squared board. By Joost Aan de Brugh.
- New 3D Leapers. Leapers restricted to the diagonal and triagonal patterns of the 3D field. Author: Larry L. Smith.
- New Age Chess. CDA variant substitutes Pushme-Pullyu as queen, and army with crabrooks, charging knights and waffles. Author: Jeremy Gabriel Good. Inventor: Andy Maxson.
- new age chess. a game played with the same board and set but with different rules. (8x8, Cells: 64) By Andy Maxson.
- New Chess. Drop-chess with pawn relocation. Standard pieces and rules. Ideal for avoiding opening theory. By M Winther.
- New Renniassance Chess. Faster Game with new pieces... Author: Jeremy Gabriel Good. Inventor: Eric V. Greenwood.
- Nichtschach. A 3d version of Notchess. (6x(6x6), Cells: 216) By Charles Gilman.
- Nietzsche Chess. That which does not capture a piece, makes it stronger. (8x8, Cells: 64) By Charles Gilman.
- Nightrider Armies. Nightriders replace rooks and nightrider compounds replace rook compounds in four variants. By Jeremy Gabriel Good.
- Nimrod Chess. All the same moves as FIDE Chess, but not NECESSARILY on the same pieces. (8x8, Cells: 64) By Charles Gilman.
- Nine-Queen Chess. Queens are placed instead of Pawns. Author: Tony Quintanilla. Inventor: Eric Beck.
- Nine-Queen Chess. Queens are placed instead of Pawns. (8x8, Cells: 64) Inventor: Eric Beck.
- Ninepiece Nichtschach. Combining 4 Linepiece Fusion with Nichtschach. (6x(6x6), Cells: 216) By Charles Gilman.
- Ninety-one and a Half Trillion Falcon Chess Variants. Missing description Author: George William Duke.
- Ninjutsu (Claustrophobia 2). The fierce double capture leaping pieces: the Ninja Warriors and the Ninja Guards can promote to Insane Ninja Knights! (8x5, Cells: 46) By Charles Daniel.
- Ninjutsu (Claustrophobia 2). Win by invading palace or checkmate; new leaping pieces promote to gain more power. By Charles Daniel.
- 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) By Charles Daniel.
- No Stress Chess. Chess with additional cards that tell which piece to move and how it moves. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Todd Kurtzer and John Zaruba.
- No-Retreating Chess. A varient where you can't retreat until you get to the last rank. (8x8, Cells: 64) By Calvin Jack Pomerantz.
- No-Yes! Chess. French commercial variant with an element of chance. By Luc Queyrel.
- Noble Wing Chess. Missing description (8x8, Cells: 64) By Mark Simpson.
- Noble WingS Chess. Missing description (8x8, Cells: 64) By Mark Simpson.
- Noli Me Tangere Chess. Missing description (10x10, Cells: 100) By Patrik Hedman.
- Nonary Chess. King or queen are optionally swapped with a bishop before play begins (with zrf). By M Winther.
- Not Chess. Mixes elements of Chinese and FIDE Chess. By Jim Reynolds.
- Not-so colorbound cylindrical chess. Game only with pieces, that would be colorbound on normal board. (7x8, Cells: 56) By Daniil Frolov.
- Notake Shogi. All pieces stay on the Shogi board at all times. (9x9, Cells: 81) By Charles Gilman.
- Notchess. A family of games with Chess and Chess-Variant pieces but no King. () By Charles Gilman.
- Nuthouse. Missing description (2x(8x8), Cells: 128) By Yu Ren Dong.
- Nuthouse . Missing description By Yu Ren Dong.
- Oblong Chess 44. Variant of Oblong Chess on board with 44 squares. (4x11, Cells: 44) By Erez Schatz.
- Oblong Chess 44. Based on the original oriental variant "Oblong Chess", a 16X4 Shataranj variant, but reducing the number of lines. Author: Jeff Rients. Inventor: Erez Schatz.
- Oblong Chess 44 . Missing description By Erez Schatz.
- OctHex 146. Arranging the geometry of Tetrahedral Chess into an octahedron. (Cells: 146) By Charles Gilman.
- Octogonal Chess. Carrera Chess on an octogon-shaped board. (10x10, Cells: 76) By John Smith.
- Octopus Chess. Features the crooked slider: the Octopus and the dual path Sorcerer Snake. (10x10, Cells: 100) By Charles Daniel.
- Octopus Chess. Featuring the Sorcerer Snake, the Ninja Pawn, the Wazir Knight, the Ferz Knight and the Octopus. By Charles Daniel.
- Octopus Chess . Featuring the Octopus, the Sorcerer Snake, the Ferz Knight, the Wazir Knight and the Ninja Pawns. By Charles Daniel.
- Odin's Rune Chess. A game inspired by Carl Jung's concept of synchronicity, runes, and Nordic Mythology. (10x10, Cells: 100) By Gary K. Gifford.
- Odin's Rune Chess . Missing description Author: Michael Nelson. Inventor: Gary K. Gifford.
- Odin's Rune Chess. With pieces that were inspired by rune images and meanings.... By Gary K. Gifford.
- Omega Chess Extended . Missing description By Mykola Dolgalov.
- Omega Transplant . The Warmachine Alfil , the Camel Ferz, the Ninja Pawns and the usual suspects battle it out on a new chessboard. By Charles Daniel.
- Omega Transplant. The Champion and Wizard from Omega Chess are transplanted to the board system and rules used for Birds and Ninjas. By Charles Daniel.
- Once More, with Deans. Subvariants of River-with-university-and-cathedral series with extra piece type. By Charles Gilman.
- One King Shogi. Checkmate the neutral king. (9x9, Cells: 81) By Daniil Frolov.
- One Way Chess . Missing description By Adrian Alvarez de la Campa.
- Onitama. Cards decide how pieces move, perfect information with no chance beyond setup. Author: Mikk . Inventor: Shimpei Sato.
- Operational Chess. Wargame inspired variant played on a wide board. By Andy Thomas.
- Operational Chess 2. Large, wargame inspired variant with ranged pieces. By Andy Thomas.
- Operational Chess 2. Large, wargame inspired variant with ranged pieces. (17x11, Cells: 187) By Andy Thomas.
- Optimized Chess - 8H x 10W. Missing description Author: Jeremy Gabriel Good. Inventor: Omega Man.
- Optimum design of a Chess variant. Missing description By Namik Zade.
- Option Chess. Missing description (8x8, Cells: 64) Author: (zzo38) A. Black. Inventor: Paul Bonham.
- Option-Suicide Chess. You can optionally destroy your own pieces. (8x8, Cells: 64) By (zzo38) A. Black.
- Opulent Chess. Play this derivative of Grand Chess with additional jumping pieces (Lion and Wizard). By Greg Strong.
- Opulent Chess . Zillions file for Opulent Chess. By Greg Strong.
- Opulent Chess. A derivative of Grand Chess with additional jumping pieces (Lion and Wizard). (10x10, Cells: 100) By Greg Strong.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are now on a larger board. (10x10, Cells: 100) By David Paulowich.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are on a large board. By David Paulowich.
- Orphic Chess. Before the King is dropped the pieces can only capture. A very tactical and fast variant. By M Winther.
- Orphic Chess (with Elks). Before the King is dropped the pieces can only capture. A very tactical and fast variant, with Elks. By M Winther.
- Óskar's 3dchess. Missing description (5x(8x8), Cells: 320) By Hafsteinn Kjartansson.
- Óskar's 3dchess version 2. Missing description (5x(8x8), Cells: 320) By Hafsteinn Kjartansson.
- Overkill Chess. Paired pieces are compounds of 2 FIDE elements, King's partner of all three. (8x8, Cells: 64) By Charles Gilman.
- Overkill Ecumenical Chess. Compounds of 2, 3, and all 4 Wildebeest Chess elements. (9x10, Cells: 90) By Charles Gilman.
- OverKnight Chess. Pawns are replaced by Knights, which promote. (8x8, Cells: 64)
- OverKnight Chess. Pawns are replaced by Knights, which promote. Author: Ed Friedlander.
- OverKnight Chess. Pawns are replaced by Knights, which promote. Author: Tony Quintanilla
- Overyang. Variant using compounds of Yang Qi pieces. (11x13, Cells: 143) By Charles Gilman.
- Oxybeles Chess. The Oxybeles can sling a piece to the farthest square in the movement direction (+zrf). By M Winther.
- Oxybeles Chess. Introducing the exceptional Oxybeles piece, which can hurl pieces over its head, on a Gustavian board (zrf available). By M Winther.
- Pacifist Chess. Missing description By Larry L. Smith.
- Padwar qi. Missing description (9x10, Cells: 90) By Daniil Frolov.
- Paired Piece Tunnelchess. A new approach to the Tunnelchess first rank. (4x(4x8), Cells: 128) By Charles Gilman.
- Palace Ninja Guards . A pair of short-range diagonal leapers and four extra squares are added to the standard chessboard and pieces. By Charles Daniel.
- Palace Ninja Guards. A pair of short-range diagonal leapers and four extra squares are added to the standard chessboard and pieces. By Charles Daniel.
- Palace Ninja Guards. A pair of short-range diagonal leapers and four extra squares are added to the standard chessboard and pieces. (8x8, Cells: 68) By Charles Daniel.
- Palace Revolution. Play this 44 square variant with Templar Knights and Squire Pawns with Game Courier. Author: Jeff Rients. Inventor: Peter E. Leyva.
- Palace Revolution. Variant on 44 square board with Templar Knights and Squire Pawns. (7x8, Cells: 44) Author: Peter E. Leyva. Inventor: Peter E. Leyva.
- Paloma Chess. Game with Royal Queen, promotable Kings, and an unusual array. Author: Tony Quintanilla. Inventor: Becca Rabong.
- Paloma Chess. Game with Royal Queen, promotable Kings, and an unusual array. (8x8, Cells: 64) and Becca Rabong. Inventor: Becca Rabong.
- Panchimera. 33 pieces a side, includes all the knight augmented pieces. By Graeme C Neatham.
- Panchimera. all the king's horses - a variant that doubles the number of each FIDE piece and then adds the knight augmented pieces. (11x12, Cells: 132) By Graeme C Neatham.
- Panoply. A large hexagonal game with unusual pieces. By Daniel Zacharias.
- Para-Xiang-qi. Xiangqi with limited drops and new piece. (9x10, Cells: 90) By (zzo38) A. Black.
- Partnership Chaturanga. Missing description (8x8, Cells: 64) By Jose Carrillo.
- Partnership Mitregi. Unthemed 4-player variant with most pieces always moving toward or across the River. (8x8, Cells: 64) By Charles Gilman.
- Pass variants. 4-player Xiang, Anglis, &c. Qi on a 10x10 board with intersecting Rivers. (10x10, Cells: 100) By Charles Gilman.
- Passive ultima. Missing description (8x8, Cells: 64) By Daniil Frolov.
- The Pattern Game . Missing description By Larry L. Smith.
- The Pattern Game. Missing description (12x12, Cells: 144) By Larry L. Smith.
- Pawn Chess. Pawns promote to first piece captured by opponent. (8x8, Cells: 64) Author: (zzo38) A. Black.
- Pawn Eaters. Win by capturing all your opponent's pawns. Game includes ancient Y-movers, Shaman Rooks, and Pawn-Eaters. (8x8, Cells: 64) By Gary K. Gifford.
- Pawn Eaters. Win by capturing 8 pawns. Uses Shamanic Rooks, Pawn Eaters, Old Y Mover Elephants, and traditional Knights. By Gary K. Gifford.
- Pawn Less Chess. New pieces, no pawns, and 20 squares removed from the 8 by 8 board. (8x8, Cells: 44) By Uri Bruck.
- Pawn Less Chess . Different pieces, no pawns, and 20 squares removed from the 8 by 8 board. By Uri Bruck.
- Pawn Shooter Chess. Defeat your opponent by shooting pawns at them! (8x8, Cells: 64) By (zzo38) A. Black.
- Pawn Vault Chess. johnnyluken. (8x8, Cells: 64) By Johnny Luken.
- Pawnier Chess. Missing description (11x9, Cells: 99) By Patrik Hedman.
- Pawnless vs. Pawnful FIDE. Which side do you think will win? The one with the queen or the one with the pawns? By Jeremy Gabriel Good.
- Pawns-to-Kings Chess. Missing description (8x8, Cells: 64) By Patrik Hedman.
- Pawntrooper chess. Missing description (8x8, Cells: 64) By Karl Prosser.
- Peg Chess. A terrain-based chess variant. (8x8, Cells: 64) By John Smith.
- Pegniar Chess. Introducing the Pegniar, a very interesting bifurcating bounce-slider, on a Gustavian board (zrf available). By M Winther.
- Penta War . Huge game with five clans. By Joost Aan de Brugh.
- Penta War. Huge game with five clans. (17x17, Cells: 319) By Joost Aan de Brugh.
- Pentagonal chess. Missing description (8x8, Cells: 64) By Daniil Frolov.
- Penturanga . contains rule file and 2 piece sets. By Graeme C Neatham.
- Penturanga. Chaturanga on a board with 46 pentagonal cells. (8x5, Cells: 46) By Graeme C Neatham.
- Perier Chess. Introducing the Perier Cannon in a Western piece context (with zrf). By M Winther.
- Perleberger Bridge Chess. Missing description (8x9, Cells: 66) By Martin Janecke.
- Persian Chess. Persian Chess. (9x9, Cells: 85) By Anooshiravan Ahmadi.
- Phalanx Chess. Introducing the Phalanx pawn that can swap place with piece in front (with zrf). By M Winther.
- Phantom Chess. Undefended pieces become "phantoms". (8x8, Cells: 64) By Adrian Alvarez de la Campa.
- Phi Chess. Large variant variant inspired by the golden ratio, Phi. (13x8, Cells: 104) By Joshua Morris.
- Phi Chess with Different Armies. Missing description (13x8, Cells: 104) By Joshua Morris.
- Pick the Piece Big Chess. In this customizable game, players decide on the pieces to fill two empty slots and those to be dropped during play. (10x10, Cells: 100) By Charles Daniel.
- Pick the Piece Big Chess. Players can choose to play with Gryphon, anti-Gryphon, SuperCannon, Flying Bomber, Ninja Pawns and many other diverse pieces. By Charles Daniel.
- Pick the Piece Big Chess . Massive collection of games featuring dual path Sorcerer Snake; crooked slider: Octopus and much more. By Charles Daniel.
- Piece Promotion Games. Missing description By Christine Bagley-Jones.
- Piece Promotion Games 2 . Missing description By Christine Bagley-Jones.
- Pilgrim Chess. A new method of introducing an extra piece to the standard board (with zrf). By M Winther.
- Pillage . Featuring the unique Super Pawn: a powerful short-range piece with promotional capabilities. By Charles Daniel.
- Pillage. Featuring the Super Pawn: a powerful short-range piece with promotional capabilities. By Charles Daniel.
- Pillage. Features the powerful jumping Super Pawns as well as a twin set of Vaos and Cannons. (10x10, Cells: 100) By Charles Daniel.
- Pink Panther Chess. Possess the Pink Panther diamond give your piece extra moves. (7x7, Cells: 49) By Charles Gilman.
- Pioneer Chess. A new method of introducing an external piece on the orthodox board (with zrf). By M Winther.
- Pioneers Chess. An elegant solution to draws in chess. (8x8, Cells: 64) By Luis Bolaños Mures.
- PiRaTeKnIcS. Pirates on ships fight each other in 44-squares chess variant. (6x8, Cells: 44) By David Jagger.
- PiRaTeKnIcS. Play this 44-squares chess variant in which pirates on ships fight each other on Game Courier. Author: Peter Aronson. Inventor: David Jagger.
- Pitcher Chess. Introducing the Pitcher pawn that can catapult posterior piece. By M Winther.
- Placement Chess. King and queen are swapped before play begins, generating FRC subset (with zrf). By M Winther.
- Placement Chess. King and queen are swapped with another piece, except rook, and creating a new mirrored position (with zrf). By M Winther.
- Placement Random Chess (Chess 20). The piece setup is randomized following Placement Chess rules, generating 20 modest Fischer Random positions. By M Winther.
- Plattraum. 2d variant which, like Raumschach in 3d, has three basic long-range pieces. (11x11, Cells: 91) By Charles Gilman.
- Plunderchess: Pictures and a review. Commercial variants where capturing gains the right to move once as the captured piece. (8x8, Cells: 64) Author: Hans L. Bodlaender. Inventor: Jeff Knight.
- Plutonian Test Chess. Fictitious Variant for Testing Purposes. By Steven Streetman.
- Point-Power Shogi. A shogi variant with ever growing supply of pieces on a TI-92 calculator. (9x9, Cells: 81) By (zzo38) A. Black.
- Pole Chess. Missing description (8x8, Cells: 64) Author: Mark Thompson. Inventor: Piers Anthony.
- Politically Correct Chess. Missing description (10x10, Cells: 100) By Larry L. Smith.
- Politically Correct Chess. Missing description By Larry L. Smith.
- Polymorph Chess . Knights and Bishops can morph into each other or into combined pieces. By Greg Strong.
- Polymorph Chess. Knights and Bishops can morph into each other or into combined pieces. Author: Tony Quintanilla. Inventor: Greg Strong.
- Polymorph Chess. Knights and Bishops can morph into each other or into combined pieces. (8x8, Cells: 64) By Greg Strong.
- Positional 3-D Chess. 3D games using position to determine how to move from board to board. Author: Tony Quintanilla and Antoine Fourrière. Inventor: George William Duke.
- Positional 3-D Chess. 3D games using position to determine how to move from board to board. By George William Duke.
- Power Mover. A variant of Hostage Chess with self-capture, promotion and demotion. (8x8, Cells: 64) By Kazuto Asai.
- Presiding Chess. Decimal Variant combining a number of exotic pieces. Author: Jeremy Gabriel Good. Inventor: Tucker Kao.
- Presiding Chess. Decimal variant with added leaping pieces. By Tucker Kao.
- Pretentious Chess. All Pieces can move as and demote to a Knight. (8x8, Cells: 64) By Adrian Alvarez de la Campa.
- Pretentious Chess. Pieces can move as and demote to a Knight. By Adrian Alvarez de la Campa.
- Prime Ministers Chess. An adaptation of Gabriel Vicente Maura's 1968 Modern Chess. (9x8, Cells: 72) By Jose Carrillo.
- Prime Ministers Random Chess. Missing description By Jose Carrillo.
- Prime Ministers Random Chess. Missing description (9x8, Cells: 72) By Jose Carrillo.
- Prime-Ministers Chess. Missing description By Jose Carrillo.
- Prime.Ministers Contemporary Random Chess. Missing description (8x8, Cells: 64) By Jose Carrillo.
- Prince . 3-D Chess variant using an 8x8x8 board and many new pieces. Author: Larry L. Smith. Inventor: Gavin Smith.
- Prince. 8x8x8 3-D variant with new pieces. (8x(8x8), Cells: 512) Author: Gavin Smith and Larry L. Smith. Inventor: Gavin Smith.
- The prince's game. based off of quang trung chess. (8x9, Cells: 72) By Andy Maxson.
- The Princess and The Warrior . Pieces' moves are limited by their current rank except for the two new pieces. By Adrian Alvarez de la Campa.
- Prison Break. Checkmate the enemy king or break out of prison with your king! By Charles Daniel.
- Prison Break. Starring the sliding pawns, the Ninja Guards, the Knight, the Bird, the King and introducing the captivating Ice Queen! (6x8, Cells: 46) By Charles Daniel.
- Prisoner's Dilemma. Checkmate the King and rescue the Prisoner to win. (Cells: 84) By Steve Costa.
- Prisoner's Escape. Object is to un-check your opponent; winner of first prize in 44 squares design contest. Author: Jeremy Gabriel Good. Inventor: Peter Aronson.
- Prisoner's Escape . Free your Prisoner by getting it to an unattacked square -- a small board version of Anticheckmate Chess. By Peter Aronson.
- Prisoner's Escape. Free your Prisoner by getting it to an unattacked square -- a small board version of Anticheckmate Chess. (7x8, Cells: 44) By Peter Aronson.
- ProCycle Chess. Individual pieces promote one by level after each played move. By Ken Franklin.
- Progressive Writing Chess. You have to write more and more each turn. (8x8, Cells: 64) By (zzo38) A. Black.
- Promote King Chess. King can promote into Cthulhu, and white pawns can promote into black pawns. (8x8, Cells: 64) By (zzo38) A. Black.
- Proselyte Chess. Missing description (8x8, Cells: 64) By Larry L. Smith.
- Proto Prelates. An Armies of Faith offshoot adding Bishop compounds named after pre-Christian religious titles. (6x(10x10), Cells: 294) By Charles Gilman.
- Protomorphic-Chess. Start with only kings (and pawns), pieces change to different type after move. (8x8, Cells: 64) By (zzo38) A. Black.
- Provocator Chess. Introducing the Provocator, a zigzaging bifurcation piece, on a Gustavian board (zrf available). By M Winther.
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