Open Source Game Clones

List of games

A Remake is a game where the executable and sometimes the assets as well are remade open source. Some of these games aren't exact remakes but evolution of original ones, which were eventually open sourced.
A Clone is a game which is very similar to or heavily inspired by a game or series.

SCUMM # Adventure Compilation: ▶ScummVM (repo) Remake Playable Very Active C++ GPL2
List of supported games is here
3D Deathchase # Racing Vehicular Combat: ▶Deathchase 3D (repo) Remake C GPL2
A-Train # Simulation: ▶FreeTrain (repo) Clone Playable Halted C# Commercial LGPL2
Abuse # Action Platform Horror Sci-Fi: ▶Abuse (repo) Remake Playable Halted C++ Lisp
Ace Combat: Assault Horizon # Action Simulation Flight Simulator Modern Military: ▶open-horizon (repo) Remake Active C++ nya-engine MIT
Ace of Spades # FPS World War II: ▶Iceball (repo) Remake Active C Lua Open GPL3 CC-BY-SA; ▶OpenSpades (repo) Remake Active C++ GPL3
Achtung, die Kurve! # Arcade
Curve Fever
Zatacka: ▶Achtung, die Kurve! (repo) Remake Playable Sporadic JavaScript HTML CSS GPL3; ▶Netacka (repo) Remake Halted C; ▶Zatacka X (repo) Remake Playable Sporadic C SDL GPL3
Has powerups and AI.
Advance Wars # TBS: ▶Tanks of Freedom (repo) Clone Active Godot Multiplayer Open MIT
The Adventures of Robbo # Puzzle: ▶Robbo (repo) Remake Playable Active JavaScript
Age of Empires # RTS: ▶0 A.D. (repo) Clone Playable Active C++ GPL2; ▶Chariot (repo) Remake Unplayable Active Rust SDL2 Commercial MIT
Age of Empires II # RTS Medieval: ▶openage (repo) Remake Semi-Playable Active C++ Python SDL Commercial GPL3
Akalabeth: World of Doom # RPG Fantasy: ▶Aklabeth (repo) Remake C GPL2
Alien 8 # Action: ▶Alien 8 (repo) Remake Playable Halted C
Allegiance # Action Simulation RTS Sci-Fi: ▶Free Allegiance (repo) Remake Sporadic C
Shared source
Alone in the Dark # Action Adventure Horror Alternate Historical: ▶Free in the Dark (repo) Remake Halted C GPL
Alone in the Dark 2 # Action Adventure Horror Alternate Historical: ▶Free in the Dark (repo) Remake Halted C GPL
Alone in the Dark 3 # Action Adventure Horror Alternate Historical: ▶Free in the Dark (repo) Remake Halted C GPL
Anacreon: Reconstruction 4021 # TBS Sci-Fi Management: ▶Ard-Reil (repo) Remake Halted C C++ Java Pascal GPL2
Anno series # RTS: ▶Unknown Horizons (repo) Clone Active Python
Another World # Adventure Platform Sci-Fi
Out of This World
Outer World (アウターワールド Autā Wārudo): ▶New RAW (repo) Remake Halted C++ GPL; ▶rawgl (repo) Remake Playable Active C++ GPL
Another World 2: Heart of the Alien # Adventure Platform: ▶Heart of the Alien (repo) Remake Halted C
AquaStax # Puzzle Platform: ▶aquastax (repo) Remake Active JavaScript
Archon: The Light and the Dark # TBS: ▶XArchon (repo) Remake Halted C C++ GPL3
Ares # Arcade RTS: ▶Antares (repo) Remake Playable Active C++ GPL3
Arkanoid # Arcade: ▶Ball And Wall (repo) Clone Active JavaScript MIT; ▶PyBreak360 (repo) Clone Active Python
ARMA 2 # FPS Modern Military: ▶Uebergame (repo) Clone Playable Active TorqueScript HLSL GLSL C Torque 3D Open MIT CC0
ARMA 3 # FPS Modern Military: ▶Uebergame (repo) Clone Playable Active TorqueScript HLSL GLSL C Torque 3D Open MIT CC0
ARMA: Armed Assault # FPS Modern Military: ▶Uebergame (repo) Clone Playable Active TorqueScript HLSL GLSL C Torque 3D Open MIT CC0
Armor Alley # Arcade Real-Time Tactics Modern Military: ▶Armor Alley (repo) Remake Active JavaScript CC-BY-NC
Artemis: Spaceship Bridge Simulator # Simulation Sci-Fi: ▶EmptyEpsilon (repo) Remake Playable Active C++ Multiplayer GPL2; ▶Space Nerds In Space (repo) Clone Active C GPL2
Artillery Duel # Artillery: ▶Artillery Duel (repo) Remake Halted Python GPL3
Arx Fatalis # RPG: ▶Arx Libertatis (repo) Remake Active C++ Commercial
Ascendancy # TBS: ▶Starlane Empire (repo) Remake Halted C++ GPL
Asteroids # Arcade: ▶Agendaroids (repo) Remake Halted C GPL2; ▶Maelstrom (repo) Remake Playable Halted C SDL; ▶Sine (repo) Remake Semi-Playable Sporadic C++ SFML MIT; ▶Vectoroids (repo) Remake Halted C GPL2
AstroMenace # Shmup: ▶AstroMenace (repo) Remake Active C++ GPL3
Astrosmash # Arcade: ▶Cosmosmash (repo) Remake Sporadic C++ SDL GPL2
Asylum # Action: ▶SDL Asylum (repo) Remake Halted C++ GPL3
Atomic Bomberman # Action: ▶Bombman (repo) Remake Sporadic Python GPL
Atomix # Puzzle: ▶Atomiks (repo) Remake Playable Halted C Commercial GPL; ▶GNOME Atomix (repo) Remake Halted C GPL2; ▶KAtomic (repo) Remake Active C++ GPL2; ▶WAtomic (repo) Remake Halted Delphi Kylix GPL2
Awesomenauts # RPG RTS: ▶BlakedAwesomenaughts (repo) Remake Active JavaScript PHP MIT
Babaliba # Arcade: ▶Babaliba (repo) Remake Visual FoxPro
Baldur's Gate # RPG: ▶GemRB (repo) Remake Active C++
Baldur's Gate II: Shadows of Amn # RPG: ▶GemRB (repo) Remake Active C++
Baldur's Gate II: Throne of Bhaal # RPG: ▶GemRB (repo) Remake Active C++
Baldur's Gate: Tales of the Sword Coast # RPG: ▶GemRB (repo) Remake Active C++
Ballerburg # Artillery: ▶Ballerburg SDL (repo) Remake Active C GPL3
Balloon Fight # Arcade: ▶Balloon Fight (repo) Remake Active DIV Games Studio MIT
Barbarian: The Ultimate Warrior # Fighting Platform Fantasy: ▶Barbarian (repo) Remake Active QuickBASIC QB64
Bard's Tale Contruction Set # RPG: ▶Bt Builder (repo) Remake Active C++ GPL3
Battle Chess # TBS: ▶Brutal Chess (repo) Clone Halted C++ GPL2; ▶Open BattleChess (repo) Remake Halted C# LGPL
Battle City # Arcade: ▶BattleCity2014 (repo) Clone Sporadic C++ Ogre3D EntityX; ▶TZOD (Tank Zone Of Death) (repo) Remake Sporadic C++ Lua GPL3
Battle Isle series # TBS: ▶Advanced Strategic Command (repo) Clone Playable Sporadic C++ GPL2; ▶Crimson Fields (repo) Clone Playable Sporadic C++
Battle Zone # FPS Arcade: ▶BZFlag (repo) Clone Playable Active C++
Battlecity # RTS: ▶Battle City (repo) Remake Playable Halted C++ GPL3
BeamNG.drive # Simulation: ▶Rigs of Rods (repo) Clone Playable Active C C++ AngelScript Python OGRE3D Engine GPL3
Bermuda Syndrome # Adventure Platform: ▶Bermuda Syndrome (repo) Remake Playable Halted C++ Commercial
Betrayal at Krondor # RPG: ▶xBaK (repo) Remake Playable Halted C++ SDL GPL3
The Binding of Isaac # Roguelike: ▶Witch Blast (repo) Remake Playable Halted C++ SFML Open GPL CC-BY-NC-SA
Blade Runner # Adventure: ▶bladerunner (Engine within SCUMMVM) (repo) Remake Active C++ GPL2; ▶replicant (repo) Remake Halted C++
Blake Stone: Planet Strike # FPS: ▶bstone (repo) Remake Playable Active C++
Blood # FPS: ▶Blood Crossmatching (EDuke32 vanilla) (repo) Remake Active; ▶gdxBlood (repo) Remake Java
reverse engineered; ▶Transfusion (repo) Remake Playable Sporadic; ▶XL Engine (repo) Remake Sporadic C++
Bloons Tower Defense # RTS Tower Defense: ▶BloonsTowerDefense6 (repo) Remake Active Java
Board Game # Compilation Board Game: ▶VASSAL (repo) Clone Playable Active Java GPL2
Bolo # Shmup: ▶orona (repo) Remake Playable Halted HTML5
Bomberman # Arcade
Dynablaster: ▶Bomb Mania Reloaded (repo) Remake Halted C++ GPL2; ▶Bombic (repo) Remake Halted C++ GPL2; ▶Bombic2 (repo) Remake Halted C++ GPL2; ▶I Have No Tomatoes (repo) Remake Halted C++; ▶Mr.Boom (repo) Remake Playable Active C++ SDL Multiplayer MIT; ▶SDL Bomber (repo) Remake Playable Halted C SDL
Boulder Dash # Arcade: ▶boulder-dash (repo) Remake Active Java; ▶Digger (repo) Remake Active TypeScript; ▶GDash (repo) Remake Active C++; ▶Mining Haze (repo) Remake Halted C GPL2; ▶Rocks n diamonds (repo) Remake Playable Sporadic C
Brain Blasters # Puzzle: ▶brainblast (repo) Clone Sporadic C++
Bratwurst # Arcade: ▶bratwurst (repo) Remake Halted Lisp GPL2
Breakout # Arcade: ▶Breakout VR (repo) Clone Sporadic C# ASP GLSL MIT; ▶BRIQUOLO (repo) Clone Halted C++ GPL3
Bruce Lee # Action: ▶Jet Lee (repo) Remake Active C++
Bubble Bobble # Arcade: ▶The Bub's Brothers (repo) Remake Halted Python MIT
Bug Bomber # Arcade: ▶BitRiot (repo) Remake Active C++ SDL Apache
BurgerTime # Platform
バーガータイム
Hamburger
ハンバーガー: ▶BurgerSpace (repo) Remake Halted C++ GPL2
Buster Bros # Arcade
Pang
パン
Pomping World
ポンピング・ワールド: ▶Pang Zero (repo) Remake Halted Perl GPL2
Buzz Aldrin's Race Into Space # Strategy Simulation TBS Management: ▶Race Into Space (repo) Remake Active C++ GPL2
C-Dogs # Shmup Run and gun: ▶C-Dogs SDL (repo) Remake Playable Active C SDL2 GPL2 CC-BY
Cadaver # Action Adventure: ▶Cadaver (repo) Remake Halted C++ Commercial GPL2
Caesar 3 # Simulation Strategy City Building Management: ▶CaesarIA (repo) Remake Playable Active C++ JavaScript GPL3
most of original game works, except war logic; ▶Julius (repo) Remake Playable Active C AGPL3
Call to Power II # TBS: ▶Civilization: Call To Power 2 Source Project (repo) Remake C Custom
Candy Crush Saga # Puzzle: ▶CookieCrunch (repo) Clone Sporadic Swift As-is
Cannon Fodder # Action RTS Shmup: ▶Cannon Fodder (repo) Remake Halted HTML5 MIT; ▶Open Fodder (repo) Remake Playable Active C++ GPL3
Carmageddon # Racing: ▶OpenC1 (repo) Remake Playable Halted C# Commercial Custom
Castle of the Winds # Roguelike: ▶Castle of the Winds in Elm (repo) Remake Active Elm JavaScript MIT
The Castles of Dr. Creep # Arcade: ▶DrCreep (repo) Remake Complete C++
Cataclysm # Roguelike Survival Horror: ▶Cataclysm: Dark Days Ahead (repo) Remake Playable Active C++ Lua ncurses CC-BY-SA
Catacomb # Action TPS Fantasy: ▶CatacombSDL (repo) Remake Playable Halted C Commercial GPL2
Catacomb II # Action TPS Fantasy: ▶CatacombSDL (repo) Remake Playable Halted C Commercial GPL2
Cave Story # Adventure Platform Sci-Fi
Doukutsu Monogatari: ▶NXEngine (repo) Remake Playable Sporadic C++ Free GPL3; ▶NXEngine-evo (repo) Remake Playable Active C++ Free GPL3
Chip's Challenge # Puzzle: ▶Tile World Remake Playable Sporadic C GPL2; ▶Tile World 2 (repo) Remake Playable Halted C GPL2
ChuChu Rocket! # Puzzle Action: ▶Duck Marines (repo) Remake Playable Active Lua CC-BY-SA CC-BY-NC-ND
Circus Atari # Arcade: ▶Circus Linux! (repo) Remake Halted C GPL2
Civilization # TBS: ▶Civ-Remake (repo) Remake Halted Ruby As-is; ▶CivOne (repo) Remake Active C# Commercial CC0
Civilization II # TBS 4X Alternate Historical Management: ▶C-Evo (repo) Clone Playable Delphi PD; ▶Freeciv (repo) Clone Active C GPL2; ▶Play Freeciv! (repo) Clone Active C Java JavaScript AGPL3
online browser game
Claw # Platform: ▶OpenClaw (repo) Remake C++ SDL GPL3
Clonk # Action Platform RTS: ▶OpenClonk (repo) Remake Active C++ ISC
The Clue! # Adventure: ▶Der Clou! (repo) Clone Sporadic C
Columns # Puzzle: ▶div-columns (repo) Remake Active DIV Games Studio MIT
Command & Conquer # RTS Modern Military: ▶OpenRA (repo) Remake Active C# Multiplayer GPL3
Command & Conquer: Generals # RTS Sci-Fi Modern Military: ▶OpenSAGE (repo) Clone Active C#; ▶Thyme (repo) Remake Active C++
Command & Conquer: Red Alert # RTS Modern Military: ▶OpenRA (repo) Remake Active C# Multiplayer GPL3
Commander Keen Series # Platform: ▶Commander Genius (repo) Remake Active C++ GPL2; ▶Keen Dreams (repo) Remake Active C GPL2; ▶Omnispeak (repo) Remake Active C GPL2
Commando # Shmup: ▶CommandoJS (repo) Remake Playable Halted JavaScript CoffeeScript melonJS MIT
Company of Heroes # RTS World War II: ▶Spring: 1944 (repo) Clone Playable Very Active Lua Spring RTS Engine GPL CC-BY-NC
Gameplay is a mix of Company of Heroes and Supreme Commander
Company of Heroes 2 # RTS World War II: ▶Spring: 1944 (repo) Clone Playable Very Active Lua Spring RTS Engine GPL CC-BY-NC
Gameplay is a mix of Company of Heroes and Supreme Commander
Company of Heroes: Opposing Fronts # RTS World War II: ▶Spring: 1944 (repo) Clone Playable Very Active Lua Spring RTS Engine GPL CC-BY-NC
Gameplay is a mix of Company of Heroes and Supreme Commander
Company of Heroes: Tales of Valor # RTS World War II: ▶Spring: 1944 (repo) Clone Playable Very Active Lua Spring RTS Engine GPL CC-BY-NC
Gameplay is a mix of Company of Heroes and Supreme Commander
Contra # Platform: ▶Contra_remake (repo) Remake Halted C++ GPL2
Cookie Clicker # Arcade: ▶CookieClickerRemake (repo) Remake Active C# As-is
Cosmic Ark # Action: ▶CosmicArk-Advanced (repo) Remake JavaScript Custom
Crazy Cars # Racing: ▶Crazy Cars (repo) Remake QuickBASIC QB64 As-is
Crazy Machines # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
Crazy Machines 2 # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
Crazy Machines: The Wacky Contraptions Game # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
Creatures # Puzzle: ▶Open Creatures (repo) Remake Halted C++ LGPL
forks present
Crimsonland # Shmup: ▶Violetland (repo) Clone Playable Active C++ GPL3 CC-BY-SA
Crystal Caves # Platform: ▶OpenCrystalCaves (repo) Remake C++ MIT
Crystal Quest # Arcade: ▶CrystalQuest (repo) Remake Active JavaScript HTML5 JQuery MIT
Cube 2: Sauerbraten # FPS: ▶Inexor (repo) Remake Semi-Playable Active C++ JavaScript HTML CSS Cube 2 Engine Zlib
In addition to improving Sauerbraten one of the stated goals of the project is to remove/replace all content with unclear or non-free licenses from the game.; ▶open-cube (repo) Remake Semi-Playable Sporadic C++ Zlib
A modification of tesseract so basically Cube 2 with better graphics and developed on github in a modern vcs.
Curse of the Azure Bonds # RPG: ▶coab (repo) Remake Playable Sporadic C# BSD
Cytadela # FPS: ▶Cytadela (repo) Remake Sporadic C++ GPL3
Dance Dance Revolution # Rhythm: ▶Performous (repo) Clone Playable Active C++; ▶Stepmania (repo) Clone Playable Active C++ Lua
Dandy # Arcade: ▶Fight Or Perish (repo) Remake Sporadic C GPL2
Dark Forces # FPS: ▶XL Engine (repo) Remake Sporadic C++
Dark Reign 2 # RTS: ▶Dark Reign 2 (repo) Remake Halted C++
DEFCON # RTS: ▶Dupocracy (repo) Clone Active HTML5
Defender # Arcade: ▶Defendguin (repo) Remake Sporadic C GPL2
Deflektor # Puzzle: ▶Deflektor X4 Remake Halted C; ▶Mirror Magic Remake Playable Halted C
Descent # FPS: ▶D2X-XL (repo) Remake Active C++; ▶DXX-Rebirth (repo) Remake Active C; ▶Kathodos (repo) Remake Halted Python Panda3D
Descent II # FPS: ▶D2X-XL (repo) Remake Active C++; ▶DXX-Rebirth (repo) Remake Active C; ▶Kathodos (repo) Remake Halted Python Panda3D
DesertStrike: Return to the Gulf # Shmup: ▶openstrike (repo) Remake Unplayable Sporadic C++ GPL3
Desperados: Wanted Dead or Alive # RTS: ▶OpenDeathValley (repo) Remake Sporadic C GPL3
Destructo # Arcade
Island of Dr. Destructo
The Island of Doctor Destructo: ▶Return of Dr. Destructo (repo) Remake Complete C++ Allegro MIT
Deuteros # RTS: ▶Deuteros X (repo) Remake Halted C#
Diablo # RPG Action Horror Fantasy Medieval: ▶Devilution (repo) Remake Playable Active C++ PD; ▶DGEngine (repo) Remake Active C++ Zlib; ▶Flare (repo) Clone Active C++ GPL3; ▶freeablo (repo) Remake Playable Active C++ Python Commercial GPL3; ▶Summoning Wars (repo) Clone Active C++ Lua GPL3
Diablo II # RPG Action Action RPG Fantasy Medieval: ▶OpenD2 (repo) Remake Unplayable Sporadic C C++ Commercial GPL3
Needs original Diablo II game data
Digger # Arcade: ▶Digger Remastered (repo) Remake Playable Halted C GPL
Digimon World # RPG: ▶Digimon World Project Ark (repo) Remake Active C# Unity
Dink Smallwood # RPG: ▶GNU FreeDink (repo) Remake Sporadic C GPL3
Dodger # Arcade: ▶dodger-remake (repo) Remake Halted C++
Dogs of War # Shmup: ▶openDOW (repo) Remake Sporadic C GPL3
Doom # FPS: ▶Chocolate Doom (repo) Remake Active C GPL2; ▶Doom Legacy (repo) Remake Playable Active C++; ▶DOOM-iOS (repo) Remake Halted C++ GPL2
iOS; ▶Doomsday (repo) Remake Active C GPL2; ▶Freedoom (repo) Remake Sporadic Free; ▶GLHeretic (repo) Remake C; ▶GZDoom (repo) Remake Active C++; ▶Mocha Doom (repo) Remake Active Java GPL3; ▶Odamex (repo) Remake Playable Active C GPL2; ▶PrBoom+ (repo) Remake Active C GPL2; ▶ZDoom (repo) Remake Active C
Doom 3 # FPS: ▶AdaDoom3 (repo) Remake Sporadic Ada; ▶dhewm3 (repo) Remake Active C++ GPL3; ▶RBDOOM-3-BFG (repo) Remake Active C++ GPL3
works with BFG edition only
Doom 64 # FPS: ▶Doom64EX (repo) Remake Active C GPL2
Doom II # FPS: ▶Chocolate Doom (repo) Remake Active C GPL2; ▶Doom Legacy (repo) Remake Playable Active C++; ▶DOOM-iOS (repo) Remake Halted C++ GPL2
iOS; ▶Doomsday (repo) Remake Active C GPL2; ▶Freedoom (repo) Remake Sporadic Free; ▶GLHeretic (repo) Remake C; ▶GZDoom (repo) Remake Active C++; ▶Mocha Doom (repo) Remake Active Java GPL3; ▶Odamex (repo) Remake Playable Active C GPL2; ▶PrBoom+ (repo) Remake Active C GPL2; ▶ZDoom (repo) Remake Active C
Dragon Age II # RPG Fantasy: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Dragon Age: Origins # RPG Fantasy: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Drakan: Order of the Flame # Action Adventure Fantasy Medieval: ▶OpenDrakan (repo) Remake Unplayable Active C++ Commercial GPL3
Needs original game data
Drugwars # Strategy TBS Crime: ▶Dope Wars (repo) Remake Sporadic C; ▶RxWars (repo) Remake Active JavaScript
Duck Hunt # Arcade: ▶Duck Hunter (repo) Remake Halted Python; ▶Duck-Rehunt (repo) Remake Halted Python GPL; ▶duckhunt (repo) Remake Sporadic Python; ▶duckhunt (repo) Remake Halted JavaScript
Duke Nukem # Platform: ▶Dave Gnukem (repo) Clone Playable Active C++ SDL Open GPL2; ▶Freenukum Jump'n Run (repo) Remake Halted C GPL3
Duke Nukem 3D # FPS: ▶EDuke32 (repo) Remake Active C
Dune 2 # RTS Sci-Fi: ▶Dune 2 - The Maker (repo) Remake Active Java MIT; ▶Dune Dynasty (repo) Remake Active C GPL2; ▶Dune Legacy (repo) Remake Active C++ GPL2; ▶OpenDUNE (repo) Remake Active C GPL2
Dune 2000 # RTS Sci-Fi: ▶OpenRA (repo) Remake Active C# Multiplayer GPL3
Dungeon Keeper # Strategy RTS Horror Fantasy Comedy: ▶KeeperFX (repo) Remake Active C; ▶OpenDungeons (repo) Clone Active C++
Dungeon Keeper 2 # Simulation RTS: ▶OpenKeeper (repo) Clone Unplayable Active Java JMonkeyEngine Commercial GPL3
Dungeon Master # RPG Action: ▶Chaos Strikes Back (repo) Remake Halted C++; ▶DungeonMaster (repo) Remake Active C#
DX-Ball # Arcade: ▶DXBall (repo) Remake Active Java Gradle
Android
E.T. the Extra-Terrestrial # Arcade Adventure: ▶javascript-E.T. (repo) Remake Sporadic JavaScript HTML5 MIT
Earth Shaker # Puzzle: ▶earth-shaker (repo) Remake Active Unity; ▶EarthShakerDS (repo) Remake Active C++ Commercial BSD
Nintendo DS port
Eat The Whistle # Sports Soccer: ▶Eat The Whistle (repo) Remake Sporadic C GPL2
Echochrome # Puzzle
Mugen Kairō
無限回廊: ▶l-echo (repo) Remake Halted C++ GPL3
Elasto Mania # Platform: ▶X-Moto (repo) Remake Playable Active C++ GPL2
The Elder Scrolls II: Daggerfall # RPG: ▶Daggerfall Unity (repo) Remake Playable Active Unity MIT; ▶Daggerfall.NET (repo) Remake Halted C#; ▶opendf (repo) Remake Unplayable Sporadic C++ GPL3; ▶XL Engine (repo) Remake Sporadic C++
The Elder Scrolls III: Morrowind # RPG Fantasy: ▶OpenMW (repo) Remake Playable Active C++ GPL3
The Elder Scrolls: Arena # RPG: ▶OpenTESArena (repo) Remake Unplayable Active C++ SDL2 Commercial MIT; ▶opentesarenapp (repo) Remake Unplayable Halted C++ Commercial
Elements # TBS: ▶OpenEtG (repo) Remake Active JavaScript MIT
Elite # Action Simulation Flight Simulator Sci-Fi: ▶Mission ELITE: The Battle For Birera (repo) Remake Halted C; ▶Oolite (repo) Clone Active
Elite II # Action Simulation Flight Simulator Sci-Fi Espionage: ▶Frontier 1337 (repo) Remake C
PSP port; ▶GLFrontier (repo) Remake Halted C++; ▶Pioneer (repo) Clone Playable Active C++ C Lua GPL3
Elite III # Action Simulation Flight Simulator Sci-Fi Espionage
Frontier: First Encounters
FFE: ▶GLFFE - Nic Mod (repo) Remake C++ Assembly SDL; ▶jffe (repo) Remake Halted C++ SDL
Emperor of the Fading Suns # TBS: ▶Phoenix (repo) Remake Active Java As-is
Encounter # Shmup: ▶encounter (repo) Remake Active JavaScript WebGL
Entombed! # Adventure: ▶Entombed! (repo) Remake Halted C
Escape from Colditz # Action Adventure: ▶Colditz Escape! (repo) Remake Active C GPL3
Escape from Monkey Island # Adventure: ▶ResidualVM Remake Active C++
Escape Velocity # Action Simulation: ▶Endless Sky (repo) Clone Active C++ GPL3; ▶Naev (repo) Clone Active C
Exile 1988 # Action Adventure: ▶EXILE (repo) Remake Halted Lua LÖVE Custom
Exolon # Shmup: ▶exolon (repo) Remake Active JavaScript
Eye of the Beholder II # RPG Action: ▶Dungeon Eye (repo) Remake Sporadic C#
F-1 Spirit # Sports Racing Motorsports: ▶F-1 Spirit (repo) Remake C++ SDL Free GPL
F-Zero # Racing: ▶F-Zero Clone (repo) Remake Active JavaScript CoffeeScript WebGL; ▶Racer (repo) Remake Active C++ Python GPL3
Fade to Black # Action Adventure: ▶f2bgl Remake Sporadic C++ SDL
Falcon # Simulation: ▶FreeFalcon (repo) Clone Active C++ BSD2
win32
Fall Down # Arcade: ▶ativayeban (repo) Clone Playable Halted C SDL GPL2; ▶Falling Time (repo) Clone Playable Halted C SDL2 GPL2
Fallout 2 # RPG: ▶DarkFO Remake Unplayable Active JavaScript Python Commercial Apache; ▶Falltergeist (repo) Remake Unplayable Active C++ Commercial; ▶parpg (repo) Remake Halted Python C++ GPL; ▶sfall (repo) Remake Playable Active C++ C C# HLSL Commercial GPL3
Needs full original game
Fallout 3: Van Buren # RPG: ▶Van Buren Project (repo) Remake Halted C# Custom
Fallout Online # MMORPG: ▶fonline (repo) Remake Active C++ GPL3
Fallout Tactics: Brotherhood of Steel # RTS: ▶FreeFT (repo) Remake Active C++ BSD
Fantastic Journey # Shmup
Gokujō Parodius!: ▶pucpr-ld-parodius (repo) Remake Halted Construct
Final Fantasy VIII # RPG: ▶OpenTriad Remake Active Java
Fire Power # Action: ▶OpenFire (repo) Clone Active C MIT
Flag Catcher # Puzzle: ▶Gift Grabber (repo) Remake Active JavaScript BackBone.js
Flappy Bird # Arcade Platform: ▶Clumsy Bird (repo) Remake Active MelonJS MIT; ▶CrappyBird (repo) Remake Sporadic JavaScript MIT; ▶Hocoslamfy (repo) Remake Halted C SDL GPL
Flashback # Adventure Platform: ▶REminiscence Remake Sporadic SDL
Floor 13 # TBS: ▶Floor 13 (repo) Remake Active Ruby
Flying Shark # Shmup: ▶Friking Shark (repo) Remake Halted C++ GPL3
Football Manager # Simulation Strategy Sports Soccer Management: ▶Football Manager (repo) Remake C GPL2
Forgotten Realms: Unlimited Adventures # RPG: ▶Dungeon Craft (repo) Remake Playable Active GPL2
Forsaken # FPS Sci-Fi Post-Apocalyptic: ▶ProjectX (repo) Remake Playable Halted C GPL2
Freelancer # Action Simulation TPS Sci-Fi: ▶Librelancer Remake Active C# OpenGL MPL
FreeSpace 2 # Action Simulation Sci-Fi: ▶FreeSpace Source Code Project (repo) Remake Active C++
Frog! # Arcade
Back To Nature: ▶back-to-nature-c64-remake (repo) Remake Active Java
multi-platform
Frogger # Arcade: ▶Froggix (repo) Remake Halted Python GPL2
Frogs and Flies # Arcade
Frog Bog: ▶Batrachians (repo) Remake Halted C++ GPL2
Galaxian # Arcade: ▶galaxian (repo) Remake Halted ActionScript
Geometry Wars # Shmup: ▶Geometry Wars Remake (repo) Remake Halted Java GPL; ▶Grid Wars 2 (repo) Remake Blitz BASIC
Gish # Platform Comedy: ▶freegish (repo) Remake Active C SDL Open GPL2 CC-BY-SA
Gladiator # Action RPG: ▶Openglad (repo) Remake Sporadic C++
Glest # RTS Medieval Fantasy: ▶Glest Advanced Engine Remake Playable Sporadic C++; ▶MegaGlest (repo) Remake Playable Active C C++ GPL3 CC-BY-SA
Various mods are available.
Gods # Platform: ▶Gods -Deluxe- (repo) Remake Halted Java
GoldenEye 007 # FPS: ▶ges-code (repo) Remake Active C++ GPL3
The Goonies # Platform: ▶The Goonies (repo) Remake C++
Gorillas # Arcade Artillery: ▶Gorillas (repo) Remake Sporadic Objective-C JRL
iOS
Gothic # RPG Action: ▶REGoth (repo) Remake Playable Active C++ Commercial GPL3
Gothic II # RPG Action: ▶REGoth (repo) Remake Playable Active C++ Commercial GPL3
Grand Theft Auto # Action Adventure Crime: ▶OpenGTA (repo) Remake Halted C++ As-is
Grand Theft Auto 2 # Action Adventure Crime: ▶gta2net (repo) Remake Halted C#
Grand Theft Auto III # Action Adventure: ▶OpenRW "Open ReWrite" (repo) Remake Unplayable Sporadic C++ SDL GPL3
Gravity Force # Arcade: ▶Galaxy Forces V2 (repo) Remake Active C++
The Great Escape # Arcade: ▶The-Great-Escape-in-C (repo) Remake Active C++
reverse engineered from binary
The Great Giana Sisters # Platform: ▶OpenGGS (repo) Remake Active C++ GPL2
Grim Fandango # Adventure: ▶ResidualVM Remake Active C++
Guitar Hero # Rhythm: ▶Frets on Fire (repo) Remake Playable Halted Python
(look for songs on the wiki); ▶Frets on Fire X (repo) Remake Playable Active Python; ▶Performous (repo) Clone Playable Active C++
Hack # Roguelike: ▶SLASH'EM (repo) Clone Halted C NGPL
Hardwar # Action Simulation Flight Simulator Sci-Fi Cyberpunk: ▶Hardwar (repo) Remake Sporadic C C++
Haunted House # Action Adventure Survival Horror: ▶HauntedHouse (repo) Remake Complete ActionScript
Head over Heels # Platform: ▶Head over Heels 2 (repo) Remake C++ Allegro; ▶HeadOverHeels (repo) Remake Sporadic C++ GPL3
Heart of Darkness # Platform Adventure: ▶HODe (repo) Remake Halted C++
Heavy Smash # Sports Handball Sci-Fi: ▶open-heavy-smash (repo) Remake Halted C++
Heretic # FPS: ▶Chocolate Doom (repo) Remake Active C GPL2; ▶Doom Legacy (repo) Remake Playable Active C++; ▶DOOM-iOS (repo) Remake Halted C++ GPL2
iOS; ▶Doomsday (repo) Remake Active C GPL2; ▶GLHeretic (repo) Remake C; ▶GZDoom (repo) Remake Active C++; ▶Mocha Doom (repo) Remake Active Java GPL3; ▶Odamex (repo) Remake Playable Active C GPL2; ▶PrBoom+ (repo) Remake Active C GPL2; ▶ZDoom (repo) Remake Active C
Heroes of Might and Magic II # TBS: ▶fheroes2 (repo) Remake Active C++
Heroes of Might and Magic III # TBS: ▶Ancient Beast (repo) Clone Playable Active JavaScript HTML5 Phaser; ▶VCMI (repo) Remake Playable Active C++ SDL Commercial GPL2
time-based releases
Herzog Zwei # RTS: ▶Herzog 3D (repo) Clone Halted GPL2
Hexen # FPS: ▶Chocolate Doom (repo) Remake Active C GPL2; ▶Doom Legacy (repo) Remake Playable Active C++; ▶DOOM-iOS (repo) Remake Halted C++ GPL2
iOS; ▶Doomsday (repo) Remake Active C GPL2; ▶GLHeretic (repo) Remake C; ▶GZDoom (repo) Remake Active C++; ▶Mocha Doom (repo) Remake Active Java GPL3; ▶Odamex (repo) Remake Playable Active C GPL2; ▶PrBoom+ (repo) Remake Active C GPL2; ▶ZDoom (repo) Remake Active C
Hexen II # FPS: ▶Hammer of Thyrion (repo) Remake Active C
Highway Encounter # RTS: ▶Vorton (repo) Remake Halted C GPL3
History Line: 1914-1918 # Strategy Turn-Based Tactics World War I: ▶Historyline (repo) Remake Halted C# Unity
The Hobbit # Adventure: ▶hobbitgfx (repo) Remake Active JavaScript
Homeworld # RTS: ▶Homeworld SDL (repo) Remake Playable Halted SDL
HoverRace # Racing: ▶HoverRace (repo) Remake Active C++ Custom
Hovertank 3D # FPS: ▶Hovertank3D (repo) Remake Complete C Assembly GPL2
Icewind Dale # RPG: ▶GemRB (repo) Remake Active C++
Icewind Dale II # RPG: ▶GemRB (repo) Remake Active C++
Icewind Dale: Heart of Winter # RPG: ▶GemRB (repo) Remake Active C++
Imperialism # TBS: ▶imperialism-remake (repo) Remake Active Python GPL3
Imperium Galactica # RTS: ▶Open Imperium Galactica (repo) Remake Playable Sporadic Java
The Incredible Machine # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
The Incredible Machine 2 # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
The Incredible Machine 3 # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
The Incredible Machine: Even More Contraptions # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
Incredible Toons # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
Indiana Jones and his Desktop Adventures # RPG: ▶DesktopAdventures (repo) Remake Semi-Playable Active C Commercial LGPL2
Infinity Loop # Puzzle: ▶IO Reboot (repo) Clone Playable Complete C# Unity Open MIT
Interstate '76 # Action Racing Post-Apocalyptic: ▶Interstate Outlaws (repo) Remake Halted Python GPL
Iron Seed # RTS: ▶Iron Seed (repo) Remake Halted Pascal GPL3
Jack in the Dark # Action Adventure Horror Alternate Historical: ▶Free in the Dark (repo) Remake Halted C GPL
Jade Empire # RPG Martial Arts: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Jagged Alliance 2 # RPG Strategy Turn-Based Tactics Sci-Fi Modern Military: ▶Jagged Alliance 2 - Stracciatella (repo) Remake Playable Active C++ C PD
Jazz Jackrabbit # Platform: ▶OpenJazz (repo) Remake Playable Sporadic C++ SDL Commercial GPL2
Jazz Jackrabbit 2 # Platform: ▶Jazz 2 Resurrection (repo) Remake Playable Active C# Mono Multiplayer Commercial GPL3
For the moment only use OpenGL ES 3; ▶Project Carrot (repo) Remake Semi-Playable Sporadic C++ QT5 MIT
Needs original game data
Jedi Knight II: Jedi Outcast # FPS TPS: ▶JediOutcastLinux Remake Playable Active C++
Jedi Knight: Jedi Academy # FPS TPS: ▶JediAcademyLinux Remake Playable Active C++; ▶OpenJK Remake Playable Active C++
Jet-Story # Platform: ▶Jet-Story (repo) Remake Active C++ MIT
Jetpac # Arcade: ▶Jetpac remake (repo) Remake Complete C# XNA
Jewel Thief # Arcade: ▶jewelthief (repo) Remake Active Java CC-BY
JezzBall # Arcade: ▶Ice Breaker (repo) Remake
Joust # Arcade: ▶Ostrich Riders (repo) Remake Sporadic C++ GPL3
Jump 'n Bump # Platform: ▶Jump'n'Bump Remake Halted C GPL2
Jumpgate: The Reconstruction Initiative # MMORPG: ▶Open Jumpgate Remake Active C++
Jumping Jack # Arcade: ▶Jumping Jack 2: Worryingly Familiar (repo) Remake Halted C++; ▶Jumping Jack: Further Adventures (repo) Remake Halted C++
Jumpman # Platform: ▶Jumpman (repo) Remake Halted Assembly
Kaboom! # Arcade: ▶DonkeyInTrouble (repo) Remake Sporadic Lua LÖVE
Ken's Labyrinth # FPS: ▶LAB3D/SDL (repo) Remake Sporadic C
Kid Chameleon # Platform: ▶KidChameleonRemake (repo) Remake Active C#
Knights # Arcade: ▶Knights (repo) Remake Active C++ GPL3
Knights and Merchants # RTS: ▶KaM Remake (repo) Remake Active Delphi
Kula World # Platform Puzzle
Roll Away
Kula Quest: ▶Cubosphere (repo) Remake Halted C++ GPL3
Ladder # Arcade: ▶Ladder (repo) Remake C#; ▶Ladder (repo) Remake Java GPL2
(source inside JAR file); ▶ladder (repo) Remake Active Go MIT
Larn # Roguelike: ▶NLarn (repo) Remake Active C Lua GPL2
The Last Ninja # Action Adventure: ▶LastNinja (repo) Remake Playable Sporadic C++
Legend of Zelda # Action Adventure: ▶Fanwor (repo) Clone Playable Active C SDL GPL2; ▶Open Zelda (repo) Clone Playable Halted C++; ▶The Legend Of Zelda - Navi's Quest (repo) Clone Complete C++ SDL; ▶The Legend Of Zelda - Oni Link Begins (repo) Clone Complete C++; ▶The Legend Of Zelda - Picross (repo) Clone Complete C++; ▶The Legend Of Zelda - Return Of The Hylan (repo) Clone Complete C++; ▶The Legend Of Zelda - Time To Triumph (repo) Clone Complete C++
Legend of Zelda - A Link to the Past # Action Adventure: ▶lttp-phaser (repo) Remake Active JavaScript WebGL Phaser MIT; ▶Solarus (repo) Remake Active C++ Lua
Legion # Adventure: ▶legion (repo) Remake Halted C++ Irrlict Custom
Lego Rock Raiders # RTS: ▶rock-raiders-remake (repo) Remake Active JavaScript
Lemmings # Puzzle: ▶Lemmings.ts (repo) Clone Playable Active TypeScript MIT; ▶Lemmini (repo) Clone Playable Active Java Apache; ▶Lemmix (repo) Clone Playable Halted Delphi; ▶Lix (repo) Clone Playable Halted C++ Allegro; ▶LixD (repo) Clone Playable Active D Allegro Multiplayer Open CC0
Updated port of Lix to D and Allegro 5; ▶Pingus (repo) Clone Playable Sporadic C++ SDL2, boost (partial) Open GPL3
Liero # Platform Shmup: ▶Gusanos (repo) Remake Playable Halted; ▶OpenLiero (repo) Remake Halted C++; ▶OpenLieroX (repo) Remake Active C++
Lionheart # RPG Action: ▶Lionheart Remake (repo) Remake Active Java GPL2
Little Big Adventure # Adventure: ▶twin-e (repo) Remake Playable Halted C Commercial GPL
Little Fighter 2 # Fighting
LF2: ▶F.LF (repo) Clone Playable Complete JavaScript Swappable CC-BY-NC-SA
Locomotion (Amiga 1992) # Arcade Puzzle: ▶Pendomotion (repo) Remake Active Python
Lode Runner # Arcade: ▶KGoldrunner (repo) Remake Playable Active C++ SDL2 GPL2; ▶Lode Runner - Total Recall (repo) Remake Active HTML5; ▶XScavenger Remake Playable Halted C
Log!cal # Puzzle: ▶Orbium (repo) Remake Playable Sporadic JavaScript HTML5 GPL2; ▶Pathological (repo) Remake Halted Python GPL2
The Lord of the Rings Volume 1 # Action RPG: ▶Lord of the Rings game engine (repo) Remake Playable Halted C
Lose Your Marbles # Puzzle: ▶Lose Your Marbles (repo) Remake Sporadic JavaScript MIT
The Lost Vikings # Platform: ▶freeVikings (repo) Clone Sporadic Ruby GPL2
Lotus Esprit Turbo Challenge # Racing: ▶RacerJS (repo) Clone Halted JavaScript MIT
Lugaru: The Rabbit's Foot # Action: ▶Lugaru (repo) Remake Active C++ GPL2
Lumines # Puzzle: ▶luminesk5 (repo) Remake Halted Objective-C GPL3
M.A.X. # RTS TBS: ▶Mechanized Assault and eXploration Reloaded (repo) Remake Sporadic C++
M.U.L.E. # TBS: ▶mewl (repo) Remake Sporadic C++ GPL2
Mad TV # Strategy Simulation Management: ▶TVTower (repo) Remake Active Blitz BASIC C
Mafia: The City of Lost Heaven # Action Adventure Crime: ▶OpenMF (repo) Remake Unplayable Active C++ Commercial GPL3
Magic Carpet # FPS: ▶magiccarpet (repo) Remake Halted C++
Magic: The Gathering Online # Strategy TBS Card Game Fantasy: ▶Forge (repo) Clone Playable Very Active Java; ▶Magarena (repo) Clone Playable Very Active Java; ▶XMage (repo) Clone Playable Very Active Java
Magical Drop # Puzzle
マジカルドロップ
MagiDro
マジドロ: ▶Krystal Drop (repo) Remake Halted C++ GPL2
Manic Miner # Platform: ▶Manic Miner (repo) Remake Blitz BASIC
Marathon # FPS Sci-Fi: ▶Aleph One (repo) Remake Playable Active C++ Lua GPL3
Marathon 2 # FPS Sci-Fi: ▶Aleph One (repo) Remake Playable Active C++ Lua GPL3
Marathon Infinity # FPS Sci-Fi: ▶Aleph One (repo) Remake Playable Active C++ Lua GPL3
Marble Madness # Arcade: ▶Marble Madness 3d (repo) Remake Halted C++; ▶Trackballs (repo) Remake Halted C++
Mario Kart # Racing: ▶SuperTuxKart (repo) Clone Playable Active C++
Mario World # Platform: ▶Full Screen Mario (repo) Remake Playable Active JavaScript; ▶Mari0 (repo) Remake Lua LÖVE; ▶Secret Maryo Chronicles (repo) Remake Sporadic C++
Master of Monsters # TBS Fantasy: ▶The Battle for Wesnoth (repo) Clone Active C++ C Java Python Lua GPL2
Master of Orion # TBS 4X Sci-Fi: ▶1oom (repo) Remake Playable Active C SDL Commercial GPL2; ▶FreeOrion (repo) Clone Sporadic C++ Python Open GPL2 CC-BY-SA
Master of Orion 2 # TBS 4X Sci-Fi: ▶FreeOrion (repo) Clone Sporadic C++ Python Open GPL2 CC-BY-SA; ▶OpenMOO2 (repo) Remake Sporadic Python
Maxit # Strategy TBS: ▶KittenMaxit (repo) Remake Sporadic LibGDX MIT; ▶Maxit (repo) Remake Java; ▶Maxit (repo) Remake Sporadic C++ BSD
The Maze of Galious # Platform: ▶The Maze of Galious (repo) Remake C++ GPL2
MechCommander 2 # RTS: ▶MechCommander 2 Omnitech (repo) Remake Halted C++ MS-PL
MechWarrior # Simulation FPS Vehicular Combat Sci-Fi Management: ▶LinWarrior (repo) Remake Halted C++ Apache
Medal of Honor: Allied Assault # FPS: ▶OpenMoHAA (repo) Remake Unplayable Sporadic C SDL GPL2
based on ioquake3
Mega Lo Mania # RTS: ▶Gigalomania (repo) Remake Playable Sporadic C++
MegaMan # Platform: ▶Executive Man (repo) Remake Active JavaScript Custom; ▶Rockbot (repo) Remake Active C++ SDL GPL2
Meridian 59 # RPG: ▶Meridian 59 German Server 112 (repo) Remake Active C GPL2; ▶Meridian 59 Server 105 (repo) Remake Active C GPL2; ▶Open Meridian (repo) Remake Active C GPL2
Metroid Prime # FPS Adventure: ▶urde (repo) Remake Active C++ Python MIT
engine only
Mice Men # Puzzle: ▶Mice Men Remix (repo) Remake Playable Complete Java libgdx GPL3
Micro Machines # Racing: ▶Microracers (repo) Remake Halted C++ GPL2
Microsoft Flight Simulator # Simulation: ▶FlightGear (repo) Clone Active C++
Microsoft Train Simulator # Simulation: ▶OpenRails (repo) Clone Active C#
Midnight Club II # Racing
Midnight Club 2: ▶OpenMC2 (repo) Remake Playable Sporadic C++ Multiplayer Commercial GPL3
Millipede # Arcade: ▶Monsters and Mushrooms (repo) Remake Halted Python GPL2
Minecraft # Action FPS Survival Sandbox Fantasy: ▶Digbuild (repo) Remake Halted C++ GPL2; ▶Gnomescroll Remake Playable Halted C++ GPL3; ▶Hematite (repo) Remake Active Rust MIT; ▶Manic Digger (repo) Remake Sporadic C#; ▶Minetest (repo) Remake Active C C++ Open GPL2 CC-BY-SA; ▶pycraft (repo) Remake Active Python GPL2; ▶Terasology (repo) Remake Playable Active Java Apache; ▶TrueCraft (repo) Remake Active C# MIT; ▶Voxelands (repo) Remake Active C++ GPL3
Minesweeper # Puzzle: ▶Minesweeper (repo) Remake Halted F#
iOS; ▶Minesweeper (repo) Remake Playable Sporadic JavaScript React Redux Free; ▶Minesweeper.Zone (repo) Remake Playable Active JavaScript Open
Open source JavaScript Minesweeper clone with high scores
Missile Command # Arcade: ▶ICBM3D (repo) Clone Halted C; ▶Missile Command (repo) Remake Playable Halted Lua
Monty Mole # Platform: ▶Monty Mole PC remake (repo) Remake Halted C++
Moonbase Commander # TBS: ▶Scorched Moon (repo) Remake Sporadic Python GPL3
Mortal Kombat # Fighting Fantasy: ▶mk.js (repo) Remake Playable Halted JavaScript MIT; ▶OpenMortal (repo) Clone Sporadic C++
Movie Business # Strategy TBS Management: ▶movbizz (repo) Remake Active PHP JavaScript MIT
Myst III: Exile # Adventure: ▶ResidualVM Remake Active C++
Natural Selection # FPS: ▶Tremulous (repo) Clone Halted C; ▶Unvanquished (repo) Clone Active C
Nebulus # Arcade: ▶Toppler Remake Sporadic C++
The Need for Speed # Racing: ▶OpenNFS1 (repo) Remake Halted C#
Need For Speed II SE # Racing: ▶NFSIISE (repo) Remake Playable Active C++ SDL2 Commercial
NetHack # Roguelike: ▶SLASH'EM (repo) Clone Halted C NGPL
Nether Earth # RTS: ▶Nether Earth Remake (repo) Remake C++
Neverwinter Nights # RPG Fantasy: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Neverwinter Nights 2 # RPG Fantasy: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Nexuiz # FPS: ▶Xonotic (repo) Clone Playable Active C
Night Stalker # Arcade: ▶Afternoon Stalker (repo) Remake Sporadic C++ GPL2
Nodes of Yesod # Platform: ▶Nodes of Yesnod remake (repo) Remake Halted C# XNA
Nuclear Reaction # Puzzle: ▶c64-nuclearreaction (repo) Remake C Assembly GPL3; ▶chainreaction (repo) Remake Java GPL3
Octopus # Arcade: ▶Octopus (repo) Remake Active Swift
Apple TV 4 required
Oddworld: Abe's Exoddus # Platform Adventure: ▶alive (repo) Remake Active C++ MIT
Oddworld: Abe's Oddysee # Platform Adventure: ▶alive (repo) Remake Active C++ MIT
Omega Race # Arcade: ▶Omega Race Remake (repo) Clone Sporadic C#; ▶Torrega Race (repo) Clone Playable Halted Lua LÖVE GPL3
One Must Fall: 2097 # Fighting Sci-Fi: ▶OpenOMF (repo) Remake Playable Active C Free MIT
single player, 2 player and network play work, content from omf2097.com; ▶Ruby OMF 2097 Remake (repo) Remake Halted Ruby BSD4
Outcast # Adventure Action: ▶OpenOutcast (repo) Remake Halted C++ GPL2
Outlaws # FPS: ▶XL Engine (repo) Remake Sporadic C++
Outrun # Arcade Racing
アウトラン
Auto Ran: ▶Cannonball (repo) Remake Playable Active C++ Commercial; ▶Outrun (repo) Remake Active QuickBASIC QB64
Overflow # Puzzle: ▶JOverflow (repo) Remake Halted Java
Oxyd # Puzzle: ▶Enigma (repo) Remake Sporadic C++ SDL GPL2
Pac-Man # Arcade: ▶div-pacman2600 (repo) Remake Active DIV Games Studio MIT; ▶Google Pacman (repo) Remake Complete JavaScript Flash; ▶jspacman-canvas (repo) Remake Halted JavaScript HTML canvas; ▶pacman (repo) Remake Halted JavaScript Custom; ▶pacman (repo) Remake Sporadic HTML5; ▶pacman (repo) Remake Active JavaScript HTML5; ▶pacman-canvas (repo) Remake Active HTML5 CC-BY-SA
Panzer General # TBS: ▶LGeneral (repo) Remake Playable Halted C; ▶Open Panzer (repo) Remake Active HTML5; ▶OpenGeneral Remake Sporadic C++
Paradroid # Shmup Puzzle Fantasy Sci-Fi: ▶FreedroidClassic Remake Complete C; ▶FreedroidRPG (repo) Clone Playable Active Python C Lua GPL2; ▶Nighthawk (repo) Remake Playable Halted C++
Paratrooper # Arcade: ▶Paratrooper (repo) Remake Halted Python
Phantasy # RPG: ▶Phantasy (repo) Remake Halted Java
Pipe Mania # Puzzle: ▶Pipemania (repo) Remake Halted Lua Love3D
Pitfall! # Arcade Platform: ▶div-pitfall (repo) Remake Active DIV Games Studio MIT
Pizza Tycoon # Simulation: ▶Pizza Business (repo) Clone Halted C++ GPL2
Planescape: Torment # RPG: ▶GemRB (repo) Remake Active C++
Pokémon # RPG: ▶OpMon (repo) Remake Active C++ SFML; ▶Tuxemon (repo) Remake Playable Active Python Pygame
Pokémon Mystery Dungeon # RPG: ▶PKMN-FX (repo) Remake Active Java GPL3
Pole Position # Sports Racing Motorsports: ▶grid-leader (repo) Remake Halted Python Panda3D
Populous: The Beginning # RTS: ▶OpenPop (repo) Remake Halted C++ GPL3
Portal # FPS Puzzle: ▶glPortal (repo) Remake Sporadic C++
Prince of Persia # Platform: ▶FreePrince Remake Playable Halted C; ▶SDLPoP (repo) Remake Playable Active C
Progress Quest # MMORPG Comedy: ▶pq2 (repo) Remake Active C++ ncurses GPL3
Punch-Out!! # Fighting Sports Boxing Comedy: ▶THREEPunchOut (repo) Clone Active JavaScript
Pushover # Platform Puzzle: ▶Pushover (repo) Remake Playable Sporadic C++
Puzzle Bobble # Puzzle Arcade: ▶Frozen Bubble (repo) Clone Sporadic Perl
Puzznic / Brix # Puzzle Arcade: ▶Wizznic! (repo) Remake Playable Active C
Q*bert # Arcade: ▶Q-Bert-Remake (repo) Remake Active C#; ▶ReQbert (repo) Remake Halted HTML5 GPL3
Quadnet # Arcade: ▶Mauvenet (repo) Remake C++
Quake # FPS: ▶DarkPlaces (repo) Remake Active C GPL2; ▶ezQuake (repo) Remake Active C GPL2; ▶ProQuake 4 (repo) Remake C GPL2; ▶QuakeSpasm (repo) Remake Active C GPL2; ▶TyrQuake (repo) Remake Active C GPL2; ▶vkQuake (repo) Remake Active C Vulkan GPL2
Quake 2 # FPS: ▶Jake2 (repo) Remake Active Java GPL2; ▶Yamagi Quake II (repo) Remake Active C GPL2
Quake 3 # FPS: ▶FQuake3 (repo) Remake Sporadic F# GPL2; ▶ioquake3 (repo) Remake Active C; ▶OpenArena (repo) Remake Sporadic C; ▶QuakeJS (repo) Remake Halted JavaScript MIT
R-Type # Shmup: ▶R-Type Clone from Octobinz (repo) Remake C++
demo only; ▶rtype (repo) Remake Halted C++
Railroad Tycoon # Simulation Strategy Management: ▶FreeRails (repo) Remake Halted C++ Java; ▶FreeRails 2 (repo) Remake Halted Java
Rampart # Shmup Puzzle: ▶Castle-Combat (repo) Remake Playable Halted Python; ▶Escalade (repo) Remake Halted Scala; ▶Rampart-Android (repo) Remake Active Java
Android
Raptor: Call of the Shadows # Shmup: ▶raptor (repo) Remake Halted JavaScript
Redneck Rampage # FPS: ▶erampage (EDuke32 fork) (repo) Remake Active C
Rescue! # Action Adventure: ▶Rescue! Max (repo) Remake Halted Java GPL2
Return of the Incredible Machine: Contraptions # Puzzle Simulation: ▶The Butterfly Effect (repo) Clone Playable Active C++ Qt Box2D GPL2
Rick Dangerous # Platform: ▶rickyd (repo) Remake Playable Sporadic C++; ▶xrick Remake Playable Halted C
Rise of the Triad # FPS: ▶Rise of the Triad for Linux (repo) Remake Sporadic C
River Raid # Shmup: ▶Ruby Raid (repo) Remake Halted Ruby
Road Fighter # Racing Arcade: ▶Road Fighter (repo) Remake C++ LGPL2
Robotfindskitten # Adventure Roguelike Sci-Fi Meditative Comedy: ▶rfk-inform (repo) Remake Halted Perl
Robotron: 2084 # Arcade: ▶robotron (repo) Remake Active JavaScript
Rodent's Revenge # Puzzle: ▶A Mouse's Vengeance (repo) Remake Active Java; ▶Open Rodent's Revenge (repo) Remake Halted C++ GPL3
Rogue # Roguelike: ▶SLASH'EM (repo) Clone Halted C NGPL
RollerCoaster Tycoon # Simulation Strategy Management: ▶FreeRCT (repo) Remake Halted C++; ▶OpenRCT2 (repo) Remake Playable Active C++ GPL3
RollerCoaster Tycoon 2 # Simulation Strategy Management: ▶OpenRCT2 (repo) Remake Playable Active C++ GPL3
RPG Maker # RPG: ▶EasyRPG Player (repo) Clone Playable Active C++ GPL3
2000/2003 interpreter; ▶mkxp (repo) Clone Playable Sporadic C++ GPL2
RGSS (XP, VX, VX Ace) implementation
Ryzom # MMORPG: ▶Ryzom Core (repo) Remake Active C++ AGPL3
Scorched Earth # Turn-Based Tactics: ▶Atomic Tanks Remake Playable Sporadic; ▶Scorched3D (repo) Clone Active C++ GPL2
Scramble # Arcade: ▶Scramble (repo) Remake PowerBASIC
Sea Dragon # Action Shooter: ▶zedragon (repo) Remake Active Assembly MIT
Seaquest # Arcade: ▶Seaquest (repo) Remake Sporadic C#
Sensible Soccer # Sports Soccer: ▶FreeKick (repo) Remake Active C++ GPL; ▶YSoccer (repo) Remake Playable Sporadic Blitz BASIC GPL
Sensitive # Puzzle Arcade: ▶One Way To Go (repo) Remake Active Lua GPL3; ▶sensitive-js (repo) Remake Active JavaScript
The Sentinel # Puzzle: ▶sentinel (repo) Remake Sporadic Java JavaFX
The Settlers # RTS City Building Medieval
Die Siedler
Serf City: ▶Freeserf (repo) Remake Playable Active C
The Settlers II # RTS City Building Medieval Alternate Historical Fantasy
Die Siedler II: ▶Return to the Roots (repo) Remake Active C++; ▶Widelands (repo) Clone Active C++ Lua Python
The Settlers III # RTS City Building Egyptian Alternate Historical Fantasy
Die Siedler III: ▶JSettlers (repo) Remake Active Java Commercial MIT; ▶MonoStrategy (repo) Remake Halted C# Commercial AGPL3
Seven Kingdoms # RTS: ▶Seven Kingdoms: Ancient Adversaries (repo) Remake Active C++
Shadow of the Beast # Platform: ▶shadow-of-the-beast-html5 (repo) Remake Active JavaScript HTML5 PandaJS Apache
Shadow Warrior # FPS: ▶JonoF's Shadow Warrior Port (JFSW) (repo) Remake Playable Active C; ▶SWP (repo) Remake C GPL2; ▶XL Engine (repo) Remake Sporadic C++
Shadowgrounds: Survivor # Shooter: ▶shadowgrounds (repo) Remake Halted C++ Custom
Shining Force II # RPG: ▶Shining Force 2 Reverse Engineer (SF2RE) (repo) Remake Sporadic C
reverse engineering project
Shining Soul # Action RPG: ▶Shining Soul Remake (repo) Remake Halted Python pygame As-is
Ship Simulator 2006 # Simulation: ▶Bridge Command (repo) Clone Playable Active C++ Irrlicht GPL2
Ship Simulator 2008 # Simulation: ▶Bridge Command (repo) Clone Playable Active C++ Irrlicht GPL2
Ship Simulator Extremes # Simulation: ▶Bridge Command (repo) Clone Playable Active C++ Irrlicht GPL2
Shobon Action # Platform: ▶Open Syobon Action (repo) Remake Halted C++ GPL2
Sid Meier's Alpha Centauri # TBS: ▶Freeciv Alpha Centauri project (repo) Remake Halted C GPL2
Sid Meier's Colonization # TBS: ▶cc94 (repo) Remake Active C++ Python Commercial AGPL3; ▶FreeCol (repo) Remake Active Java GPL2
Sid Meier's Pirates! # Action Adventure RTS: ▶Crown and Cutlass (repo) Remake Halted C++ BSD
Siege # Puzzle Arcade: ▶FreeSiege (repo) Remake Playable Sporadic C++
Siege of Avalon # Action RPG: ▶Siege of Avalon Open Source (repo) Remake Halted Pascal Custom
Silencer # Action: ▶zSILENCER (repo) Remake Playable Halted C++
Silent Hunter 4 # Action Simulation Submarine Simulator World War II: ▶Danger from the Deep (repo) Remake Sporadic C++
Simcity # Simulation Management: ▶3d.city (repo) Clone Halted JavaScript HTML5 GPL3; ▶Lincity (repo) Clone Halted C GPL; ▶LinCity-NG (repo) Clone Active C++ GPL2; ▶Micropolis (repo) Clone Halted C++ Python GPL; ▶MicropolisJS (repo) Clone Halted JavaScript HTML5 GPL3; ▶OpenCity (repo) Clone Halted C++ GPL2
SimCity 2000 # Simulation: ▶OpenSC2K (repo) Clone Active JavaScript
SimCopter # Simulation: ▶sccopter (repo) Remake Unplayable Active C++ MIT
Simon # Arcade: ▶asdf (repo) Remake Complete JavaScript MIT
The Sims Online # Simulation Management: ▶FreeSO (repo) Remake Playable Active C# MonoGame MPL; ▶Project Dollhouse (repo) Remake Active C# Monogame MPL
SimTower # Simulation Strategy Management: ▶OpenSkyscraper (repo) Remake Playable Active C++
SingStar # Rhythm: ▶Performous (repo) Clone Playable Active C++; ▶UltraStar Deluxe (repo) Remake Playable Active Object Pascal Lua SDL2 GPL2
SkiFree # Arcade Sports Skiing: ▶Skifree-HTML5-clone (repo) Remake Halted HTML5 GPL3; ▶skifree.js (repo) Remake Active JavaScript Custom
Skool Daze # Action Adventure Platform: ▶pyskool (repo) Remake Active Python GPL3
SkyRoads # Platform: ▶OpenRoads (repo) Remake Playable Halted TypeScript HTML5 WebGL MIT; ▶Orbit-Hopper (repo) Clone Halted C++ GPL2; ▶spaceroads (repo) Remake Halted C++ Ogre3D
Slot Racers # Arcade: ▶Slot-Racers (repo) Remake Halted C GPL3
Snake # Arcade: ▶Gusty's Serpents (repo) Clone Halted C++ GPL2; ▶snake (repo) Remake Playable Active Java WTFPL
Snipes #: ▶Snipes (repo) Remake Playable Complete C++ SDL2 Free Custom
reverse-engineered from original binary, aims for 100% logic compatibility with original game
Sokoban # Puzzle: ▶CavePacker (repo) Clone Playable Active C SDL GPL3
Solar Fox # Arcade: ▶SolarWolf (repo) Remake Python LGPL2
Sonic Chronicles: The Dark Brotherhood # RPG: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Sonic the Hedgehog # Platform: ▶Open Surge (repo) Clone Sporadic C; ▶Sonic Robo Blast 2 (repo) Clone Active C Lua
Sopwith # Arcade: ▶SDL Sopwith (repo) Remake Playable Halted C SDL; ▶Sopwith 3 (repo) Remake C++ GPL2
Space Invaders # Arcade: ▶div-spaceinvaders2600 (repo) Remake Active DIV Games Studio MIT; ▶pyspaceinvaders (repo) Remake Halted Python GPL2
Space Rangers # TBS: ▶Space-rangers (repo) Remake Halted C#
Space Rangers 2: Dominators # RTS Adventure Shmup RPG TPS: ▶OpenSR (repo) Remake Active C++ Python
Space Station 13 # RPG Simulation Sci-Fi Comedy Espionage: ▶Griefly (repo) Remake Active C++ Go Python MIT; ▶Space Station 14 (repo) Remake Active C# GPL3; ▶ss13remake (repo) Remake Halted C# GPL3
Spear of Destiny # FPS: ▶ECWolf (repo) Remake Active C++; ▶Voxelstein 3D (repo) Clone Halted C++ MIT
Speedball 2 # Action Sports Handball Hockey Sci-Fi Cyberpunk: ▶Speedball 2 Remake Semi-Playable Halted C#
reverse engineered prototype
Star Control 2 # RTS: ▶star-control2 (repo) Remake Active C++ MIT; ▶The Ur-Quan Masters (repo) Remake Active C
Star Fox 64 # Action Flight TPS Sci-Fi: ▶UnnamedStarFoxClone (repo) Remake Active C# Unity
Star Raiders # Action Simulation Sci-Fi: ▶Atari8bit_StarRaiders (repo) Remake Halted Assembly
reverse engineering project
Star Ruler 2 # RTS 4X Sci-Fi: ▶Star Ruler 2 (repo) Remake Complete C++ MIT CC-BY-NC
Star Trek: Voyager – Elite Force # FPS: ▶RPG-X (repo) Remake Active C GPL2
Star Wars (1983 arcade game) # Arcade: ▶Star-Wars-III (repo) Remake Complete Python GPL2
Star Wars: Knights of the Old Republic # RPG Sci-Fi: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Star Wars: Knights of the Old Republic II – The Sith Lords # RPG Sci-Fi: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Star Wars: Yoda Stories # RPG: ▶DesktopAdventures (repo) Remake Semi-Playable Active C Commercial LGPL2; ▶WebFun (repo) Remake Semi-Playable Active JavaScript Commercial
Starcraft # RTS: ▶Stargus (repo) Remake Sporadic C++ Lua
Stars! # TBS: ▶Freestars (repo) Remake Halted C++ GPL2; ▶NStars! (repo) Remake Halted C# GPL2
Starshatter # Simulation Space Flight Sci-Fi: ▶starshatter-open (repo) Remake Sporadic C++ Custom
Story of Seasons series # Simulation Anime
Harvest Moon: ▶Harvest Cynthia (repo) Clone Unplayable Sporadic C++ GPL3
Project name undecided and may change in the future.
Stratosphere: Conquest of the Skies # RTS TPS: ▶openStrato (repo) Remake Active JavaScript WebGL GPL2
Strike Commander # Action Simulation Flight Simulator Modern Military: ▶libRealSpace (repo) Remake Active C++
Strikers 1945 # Shmup: ▶Py1945 (repo) Remake Halted Python GPL
Stunt Car Racer # Racing: ▶Stunt Car Racer Remake (repo) Remake Halted C++; ▶stuntcarremake (repo) Remake Active C++
Stunts # Racing
4D Sports Driving: ▶Ultimate Stunts (repo) Remake Sporadic C++
Styx # Arcade: ▶Styx (repo) Remake Halted C++
SunDog: Frozen Legacy # RPG Space Flight: ▶sundog (repo) Remake Sporadic C MIT; ▶SunDog Resurrection (repo) Remake Sporadic Java Python
Supaplex # Puzzle: ▶splexhd (repo) Remake Halted C++ GPL2
Super Cars # Racing: ▶Supercars III (repo) Remake Sporadic JRL
Super Foul Egg # Puzzle Arcade: ▶SuperFoulEgg (repo) Remake Halted Objective-C Custom
Super Hexagon # Rhythm: ▶Open Hexagon (repo) Clone Playable Active C++
Super Mario # Platform: ▶Mega Mario Remake Playable Halted C++; ▶pucpr-ld-mario3 (repo) Remake Halted Construct2; ▶Super Mario Bros And Level Editor in C# (repo) Clone Active C# MIT; ▶Super Mario Bros With SFML in C# (repo) Clone Active C# GPL2; ▶Super Mario War (repo) Clone Playable Halted C++; ▶SuperTux (repo) Clone Playable Active C++ SDL2, boost (partial) Open GPL3; ▶uMario (repo) Remake Playable Halted C++ SDL2 GPL2
Super Methane Brothers # Platform Arcade: ▶Super Methane Brothers Remake Playable Halted C++; ▶super-methane-brothers-gx (repo) Remake Sporadic C++ GPL2
Wii and GameCube port
Super Monkey Ball # Arcade Platform: ▶irrlamb (repo) Remake Active C++ Irrlicht GPL3; ▶Neverball (repo) Remake Active C++ SDL GPL2; ▶Veraball (repo) Remake Active Gobot MIT
Survivor (1986) # Puzzle: ▶Survivor (repo) Remake Playable Sporadic JavaScript HTML CC-BY-NC
Swing # Puzzle Arcade: ▶XSwing Plus (repo) Remake Sporadic Java GPL3
Syndicate # RTS: ▶FreeSynd (repo) Remake Active C++
Syndicate Wars # RTS: ▶Syndicate Wars Port Remake Playable Halted Commercial GPL3
no network support
System Shock # RPG FPS
System Shock: Enhanced Edition: ▶Citadel (repo) Remake Unity; ▶Shockolate (repo) Remake Playable Active C SDL2 Commercial GPL3
Needs game data from System Shock: Enhanced Edition
Tempest # Arcade: ▶Arashi-JS (repo) Remake Halted JavaScript; ▶Space Twitch (repo) Remake Active C#; ▶wbta (repo) Remake Active Java
Android
Terraria # Action Platform Survival Sandbox Fantasy: ▶LastTry (repo) Remake Active Java LibGDX MIT; ▶Terraria (repo) Remake C#
Reverse engineered code; ▶terrarium (repo) Remake Active C++
Test Drive # Racing: ▶opengl_test_drive_clone (repo) Remake C GPL3
Tetris # Puzzle Arcade: ▶4DTris (repo) Clone Halted C GPL2; ▶Hextris (repo) Clone Active JavaScript GPL3; ▶tetris (repo) Remake Java WTFPL
Tetris Attack # Puzzle Arcade: ▶Block Attack - Rise of the Blocks (repo) Clone Active C++ SDL2 GPL; ▶Crack Attack! (repo) Remake Playable Halted C++
networking support; ▶FreeBlocks Remake Playable Halted C SDL2; ▶Panel Attack (repo) Remake Playable Active Lua
basic networking support
Theme Hospital # Strategy Simulation Management Comedy: ▶CorsixTH (repo) Remake Playable Active C++ Lua SDL2 Commercial MIT
time-based releases
Theme Park # Strategy Simulation Management Comedy: ▶Theme Park Builder 3D CAD (repo) Remake Halted C++ OpenGL SDL GPL2
Thief # Action Adventure Crime Fantasy: ▶openDarkEngine (repo) Remake Unplayable Halted C++ GPL2; ▶The Dark Mod (repo) Clone Playable Active C++
Thromolus # Puzzle: ▶thromolusng (repo) Remake Halted Python GPL3
Thrust # Arcade: ▶Super Transball 2 (repo) Clone Complete C++ GPL3; ▶Thrust (repo) Remake Halted C GPL2; ▶Transball GL (repo) Clone Halted C++ GPL2
Tiny Wings # Arcade: ▶Tiny Wings (repo) Remake Halted Objective-C MIT
Titus the Fox # Platform
Moktar: ▶OpenTitus (repo) Remake Sporadic C SDL
Tomb Raider # Platform Adventure Action: ▶OpenLara (repo) Remake C++ WebGL BSD2; ▶OpenRaider Remake Active C++; ▶OpenTomb (repo) Remake Active C++
Toobz # Puzzle: ▶Marblez (repo) Clone Playable C# Unity MIT
Total Annihilation # RTS: ▶Spring (repo) Remake Active C++ Java Python; ▶Total Annihilation 3D (repo) Remake Sporadic C++
Touhou # Shmup Bullet Hell Anime: ▶PyTouhou (repo) Remake Active Python; ▶Taisei Project (repo) Remake Playable Active C Open MIT
TrackMania # Racing: ▶ManiaDrive (repo) Remake C PHP; ▶Stunt Rally (repo) Clone Playable Active C C++ OGRE3D Engine VDrift Engine GPL3
Transplant # Arcade: ▶Spaceship Duel (repo) Remake Sporadic C# BSD
Transport Tycoon # Strategy Simulation Management: ▶OpenTTD (repo) Remake Playable Active C++ Swappable GPL2; ▶Simutrans (repo) Clone Playable Active C++ Artistic
Transport Tycoon Deluxe # Strategy Simulation Management: ▶OpenTTD (repo) Remake Playable Active C++ Swappable GPL2; ▶Simutrans (repo) Clone Playable Active C++ Artistic
Tranz Am # Arcade: ▶Tranzam (repo) Remake Halted C++
Tribal Hero # MMORPG: ▶Danger Zone (repo) Clone Unplayable Active Java
Tron # Arcade: ▶newtron (repo) Remake Halted JavaScript; ▶Tron (repo) Remake JavaScript HTML jQuery CSS
Turmoil # Arcade: ▶datastorm (repo) Remake Active C Apache
Turnabout # Puzzle: ▶turnabout (repo) Remake Halted CoffeeScript
Turok # FPS: ▶TurokEX (repo) Remake Halted C++ GPL2
Turrican # Shmup: ▶Hurrican Remake Playable Halted C++
Makefile needs edits to compile on Linux
Tyrian # Shmup: ▶OpenTyrian (repo) Remake Sporadic C; ▶Tyrian Remake (repo) Remake Sporadic Java GPL2
UFO: Enemy Unknown # Strategy RTS Turn-Based Tactics Horror Sci-Fi: ▶OpenApoc (repo) Remake Active C++ MIT; ▶OpenXcom (repo) Remake Playable Active C++ GPL3
EU fully playable, TftD in development; ▶Project: Xenocide (repo) Clone Halted C++ GPL2; ▶UFO2000 (repo) Remake Playable Halted C++; ▶UFO: Alien Invasion (repo) Clone Active C; ▶X-Force: Fight For Destiny (repo) Clone Sporadic Delphi Kylix GPL2; ▶Xenowar (repo) Clone Playable Halted C++
Ugh! # Arcade: ▶CaveExpress (repo) Clone Playable Active C SDL GPL3; ▶UGH-remake (repo) Remake Halted C
Ultima II: The Revenge of the Enchantress # RPG: ▶UiirJS (repo) Remake Halted JavaScript
Ultima IV # RPG: ▶xu4 (repo) Remake Active C++
Ultima Online # MMORPG: ▶Iris2 (repo) Remake Playable Halted
Ultima VI # RPG: ▶Nuvie (repo) Remake Active C++
Ultima VII # RPG: ▶Exult (repo) Remake Sporadic C++
Ultima VIII # RPG: ▶Pentagram (repo) Remake Sporadic C++
Ultima: Worlds of Adventure 2: Martian Dreams # RPG: ▶Nuvie (repo) Remake Active C++
Uncharted Waters # Adventure Strategy RPG Alternate Historical: ▶Uncharted waters 2 remake (repo) Remake Active Java GPL2
Uninvited # Adventure: ▶uninvited (repo) Remake Sporadic Inform Artistic
Urban Assault # FPS: ▶UA_source (repo) Remake C++ SDL GPL2
Utopia # TBS: ▶Utopia (repo) Remake Halted JavaScript
Viper # Arcade: ▶viper (repo) Remake Halted CoffeeScript
Visual Pinball # Arcade: ▶Visual Pinball (repo) Clone Playable Active C++ MAME
Vlak # Arcade: ▶Train (repo) Remake Sporadic Java BSD
VVVVVV # Puzzle Platform: ▶WWW (repo) Clone Halted JavaScript HTML5 GPL3
Warcraft II # RTS: ▶Dark Oberon (repo) Clone; ▶Wargus (repo) Remake Sporadic C++ Lua
Warcraft: Orcs & Humans # RTS: ▶OpenWar (repo) Remake Unplayable Sporadic Go Commercial GPL3; ▶warcraft-remake (repo) Remake Active Java Commercial GPL2; ▶WinWar (repo) Remake Halted C# Commercial
Wario Land 3 # Platform: ▶Wario-Land-3 (repo) Remake Active Python Pygame
Warlords II # TBS: ▶FreeLords (repo) Remake Active Java GPL2
Warrior Kings # RTS: ▶wkbre (repo) Remake Active C++ GPL3
Warsong # TBS Fantasy: ▶The Battle for Wesnoth (repo) Clone Active C++ C Java Python Lua GPL2
Warzone 2100 # RTS: ▶Warzone 2100 (repo) Remake Active C++
Where in the World Is Carmen Sandiego? (1985) # Puzzle: ▶thiefcatcher (repo) Remake Active C++ GPL3
Willow # Arcade: ▶Willow-Game-Remake (repo) Remake Halted C++
Wing Commander: Privateer # Action Adventure Simulation Sci-Fi: ▶Privateer - Gemini Gold (repo) Remake Sporadic C++
Wipeout # Racing: ▶Core Breach (repo) Clone; ▶Ecksdee (repo) Clone Halted C++ GPL2; ▶H-Craft Championship (repo) Clone Active C++ ZLIB; ▶HexGL (repo) Clone Active HTML5 WebGL MIT; ▶RGP - Racing Game Project (repo) Clone Halted Python Blender; ▶The Rush (repo) Clone Halted C++ GPL2
The Witcher # RPG Fantasy: ▶xoreos (repo) Remake Unplayable Active C++ OpenGL SDL2 Commercial GPL3
Wizard of Wor # Arcade: ▶KnightOfWor (repo) Remake Active Java GPL3
Wizardry # RPG: ▶Wizardry Legacy (repo) Remake Active C++ GPL3
Wolfenstein 3D # FPS: ▶ECWolf (repo) Remake Active C++; ▶Voxelstein 3D (repo) Clone Halted C++ MIT
Wolfenstein: Enemy Territory # FPS: ▶ET: Legacy (repo) Remake Active C C++ Lua Commercial
World of Goo # Puzzle: ▶OpenGoo (repo) Remake Unplayable Active
World of Warcraft # MMORPG Fantasy: ▶PseuWoW (repo) Remake Unplayable Halted C C++ GPL2
Can only connect to MaNGOS Servers (FOSS reimplementation of World of Warcraft servers).
Worlds of Ultima: The Savage Empire # RPG: ▶Nuvie (repo) Remake Active C++
Worms Series # TBS: ▶Hedgewars (repo) Clone Active Lua C C++ Pascal Haskell SDL QT; ▶WarMUX (repo) Clone Sporadic C++
X-COM: Apocalypse # Strategy RTS Turn-Based Tactics Horror Sci-Fi: ▶OpenApoc (repo) Remake Active C++ MIT; ▶OpenXcom (repo) Remake Playable Active C++ GPL3
EU fully playable, TftD in development; ▶Project: Xenocide (repo) Clone Halted C++ GPL2; ▶UFO2000 (repo) Remake Playable Halted C++; ▶UFO: Alien Invasion (repo) Clone Active C; ▶X-Force: Fight For Destiny (repo) Clone Sporadic Delphi Kylix GPL2; ▶Xenowar (repo) Clone Playable Halted C++
X-COM: Terror from the Deep # Strategy RTS Turn-Based Tactics Horror Sci-Fi: ▶OpenApoc (repo) Remake Active C++ MIT; ▶OpenXcom (repo) Remake Playable Active C++ GPL3
EU fully playable, TftD in development; ▶Project: Xenocide (repo) Clone Halted C++ GPL2; ▶UFO2000 (repo) Remake Playable Halted C++; ▶UFO: Alien Invasion (repo) Clone Active C; ▶X-Force: Fight For Destiny (repo) Clone Sporadic Delphi Kylix GPL2; ▶Xenowar (repo) Clone Playable Halted C++
X-COM: UFO Defense # Strategy RTS Turn-Based Tactics Horror Sci-Fi: ▶OpenApoc (repo) Remake Active C++ MIT; ▶OpenXcom (repo) Remake Playable Active C++ GPL3
EU fully playable, TftD in development; ▶Project: Xenocide (repo) Clone Halted C++ GPL2; ▶UFO2000 (repo) Remake Playable Halted C++; ▶UFO: Alien Invasion (repo) Clone Active C; ▶X-Force: Fight For Destiny (repo) Clone Sporadic Delphi Kylix GPL2; ▶Xenowar (repo) Clone Playable Halted C++
X-It # Puzzle: ▶xit (repo) Remake Halted JavaScript
Xenon 2 Megablast # Shmup: ▶Phavon (repo) Remake Halted C GPL2
XOR # Puzzle: ▶XorCurses (repo) Clone Complete; ▶XorGramana (repo) Clone Complete
XPilot # Arcade: ▶XPilot NG (repo) Remake Halted C GPL2
XQuest # Arcade: ▶XQuest 2 (repo) Remake Pascal Custom
Z # RTS: ▶The Zod Engine (repo) Remake Active
Zarch # Action TPS
Virus: ▶Ajax3d (repo) Remake Halted JavaScript GPL2; ▶Z Virus (repo) Remake Blitz BASIC; ▶Z Virus V2 (repo) Remake Blitz BASIC
Zombie Apocalypse # Shmup: ▶zombie apocalypse html5 (repo) Remake Halted JavaScript HTML5
Zoop # Puzzle: ▶KZap (repo) Remake Halted C++ GPL2; ▶Zoop (repo) Remake Java
Zork # Adventure: ▶zorkClone (repo) Remake Active Java Apache; ▶Zorkish (repo) Remake Sporadic C++
Zuma # Puzzle: ▶Zaz (repo) Remake Halted C++ GPL3