# Awesome Game Remakes [![Awesome](https://awesome.re/badge.svg)](https://awesome.re)

Actively maintained open-source game remakes.

Most games require original asssets. The ones not requiring paid assets are marked with :flower_playing_cards:.

If you are also interested in clones and similar games (0 A.D. etc.), take a look at [Open Source Game Clones](https://osgameclones.com/).

---

## Contents
- [Action](#action)
- [Adventure](#adventure)
- [Arcade](#arcade)
- [FPS](#fps)
- [Online](#online)
- [RPG](#rpg)
- [Platformer](#platformer)
- [Racing](#racing)
- [Simulator](#simulator)
- [Strategy](#strategy)

## Action
- [Carnage3D](https://github.com/codenamecpp/carnage3d) - Reimplementation of Grand Theft Auto.
- [donut](https://github.com/plowteam/donut) - Reimplementation of The Simpsons: Hit & Run in modern C++ and modern OpenGL.
- [OpenJK](https://github.com/JACoders/OpenJK) - Community effort to maintain and improve Jedi Academy and Jedi Outcast by Raven Software.
- [OpenLara](https://github.com/XProger/OpenLara) - Classic Tomb Raider open-source engine.
- [OpenMB](https://github.com/cookgreen/OpenMB) - Role-playing game engine for Taleworlds' Mount&Blade Series.
- [OpenRW](https://openrw.org/) - A cross-platform, open source re-implementation of Rockstar Games' Grand Theft Auto III.
- [OpenTomb](https://github.com/opentomb/OpenTomb) - Original Tomb Raider 1-5 experience with contemporary updates, features and additions.
- [re3](https://github.com/halpz/re3) - Reversed source code for GTA III and GTA: Vice City.
- [remc2](https://github.com/turican0/remc2) - Reverse engineering of Magic Carpet 2 from Assembler.
- [Rigel Engine](https://github.com/lethal-guitar/RigelEngine) - Modern reimplementation of the classic DOS game Duke Nukem II in C++.
- [San Andreas Unity](https://github.com/GTA-ASM/SanAndreasUnity) - Reimplementation of GTA: San Andreas game engine in Unity.
- [TOMB5](https://github.com/TOMB5/TOMB5) - Tomb Raider: Chronicles disassembly translated to C source code.
- [TR1X](https://github.com/LostArtefacts/TR1X) - Open source implementation of the classic Tomb Raider I game.

## Adventure
- [ScummVM](https://github.com/scummvm/scummvm) - Allows you to run certain classic graphical point-and-click adventure games such Maniac Mansion and Monkey Island.

## Arcade
- [Barbarian](http://barbarian.1987.free.fr/indexEN.htm) - Open-source clone of Barbarian: The Ultimate Warrior.
- [C-Dogs SDL](https://github.com/cxong/cdogs-sdl):flower_playing_cards: - Classic overhead run-and-gun game.
- [Mr.Boom](https://github.com/Javanaise/mrboom-libretro) - 8 player Bomberman clone for RetroArch/Libretro.
- [OpenClonk](https://github.com/openclonk/openclonk) - Multiplayer action game where you control small and nimble humanoids.
- [OpenJazz](https://github.com/AlisterT/openjazz) - Free, open-source version of the classic Jazz Jackrabbit™ games.
- [Open Kick-Off](https://github.com/ssenegas/kickoff):flower_playing_cards: - Rewriting attempt of the cult football game Kick Off 2.
- [OpenTyrian](https://github.com/opentyrian/opentyrian):flower_playing_cards: - An open-source port of Tyrian from Turbo Pascal to C.
- [Taisei](https://github.com/taisei-project/taisei):flower_playing_cards: - Fan-made, open-source clone of the Touhou series.
- [The Great Escape in C](https://github.com/dpt/The-Great-Escape-in-C):flower_playing_cards: - Classic ZX Spectrum game The Great Escape in portable C.
- [Zelda Classic](https://github.com/ArmageddonGames/ZeldaClassic) - A game and editing tool that lets you create custom Legend of Zelda quests.

## FPS
- [Allegiance](https://github.com/FreeAllegiance/Allegiance) - Allegiance is RTS and FPS Space Combat game.
- [BetterSpades](https://github.com/xtreme8000/BetterSpades/) - Ace Of Spades open source implementation that runs on older machines.
- [BStone](https://github.com/bibendovsky/bstone) - A source port of Blake Stone: Aliens Of Gold and Blake Stone: Planet Strike.
- [CatacombGL](https://github.com/ArnoAnsems/CatacombGL) - Windows source port of Catacomb 3D and the Catacomb Adventure series.
- [Chocolate Doom](https://github.com/chocolate-doom/chocolate-doom):flower_playing_cards: - Source port that is minimalist, historically accurate and includes ports of Heretic and Hexen, and Strife.
- [Doom Legacy](https://sourceforge.net/projects/doomlegacy/):flower_playing_cards: - One of the most popular DOOM source ports, which enhances it with things like TCP/IP networking, OpenGL renderer etc.
- [DoomRetro](https://github.com/bradharding/doomretro):flower_playing_cards: - Classic, refined DOOM source port for Windows PC.
- [Doomsday Engine](https://github.com/skyjake/Doomsday-Engine:flower_playing_cards::flower_playing_cards:):flower_playing_cards: - Source port of id Software's DOOM I/II and Raven Software's Heretic and Hexen.
- [DukeGDX](https://gitlab.com/m210/DukeGDX) - Duke Nukem 3D port.
- [ECWolf](https://bitbucket.org/ecwolf/ecwolf/src/master/) - Port of Wolfenstein 3D based on Wolf4SDL.
- [ezQuake](https://github.com/ezQuake/ezquake-source) - Combining the features of all modern QuakeWorld clients, ezQuake makes QuakeWorld easier to start and play.
- [FreeCS](https://sourceforge.net/projects/freecs-1-5/):flower_playing_cards: - Free-software re-implementation of Counter-Strike 1.5 running on the FTEQW engine.
- [Freedoom](https://github.com/freedoom/freedoom):flower_playing_cards: - Free software FPS based on the classic DOOM engine.
- [FTEQW](https://fte.triptohell.info/) - FPS Engine for Quake 1, QuakeWorld, Quake 2, Hexen II & Quake III Arena.
- [GZDoom](https://github.com/coelckers/gzdoom):flower_playing_cards: - Modder-friendly OpenGL and Vulkan source port based on the DOOM engine.
- [Hexen II: Hammer of Thyrion](https://sourceforge.net/p/uhexen2/code/HEAD/tree/) - Cross-platform port of the Hexen II game.
- [ioquake3](https://github.com/ioquake/ioq3) - The free software FPS engine that can be used to play Quake 3, or make your own game.
- [NBlood](https://github.com/nukeykt/NBlood) - Port of the classic FPS Blood.
- [Odamex](https://github.com/odamex/odamex):flower_playing_cards: - Online multiplayer DOOM port with a strong focus on the original gameplay while providing a breadth of enhancements. 
- [OpenSpades](https://github.com/yvt/openspades) - Compatible client of Ace of Spades, a voxel FPS.
- [QuakeSpasm](https://sourceforge.net/projects/quakespasm/) - A modern, cross-platform Quake game engine.
- [RBDOOM-3-BFG](https://github.com/RobertBeckebans/RBDOOM-3-BFG) - Doom 3 BFG Edition with soft shadows, cleaned up source, Linux and 64 bit Support.
- [RedneckGDX](https://gitlab.com/m210/RedneckGDX) - Port of Redneck Rampage.
- [SurrealEngine](https://github.com/dpjudas/SurrealEngine) - The goal of this project is to reimplement enough of the original Unreal Engine to make the Unreal Tournament (UT99) maps playable.
- [The Eternity Engine](https://github.com/team-eternity/eternity):flower_playing_cards: - Advanced DOOM source port.
- [The Force Engine](https://github.com/luciusDXL/TheForceEngine) - Jedi Engine for modern systems and the games that used that engine - Dark Forces and Outlaws.
- [Tyrquake](https://github.com/libretro/tyrquake) - Libretro port of Tyrquake.
- [Yamagi Quake II](https://github.com/yquake2/yquake2) - Enhanced client for id Software's Quake II with focus on offline and coop gameplay.
- [Zandronum](https://zandronum.com/):flower_playing_cards: - Multiplayer oriented port, based off Skulltag, for Doom and Doom II. Also runs Heretic, Hexen and Strife.

## Online
- [2006rebotted](https://github.com/dginovker/2006rebotted):flower_playing_cards: - A 2006 Runescape Emulation Server.
- [2009scape](https://2009scape.org):flower_playing_cards: - A free & open-source remake of 2009 era RuneScape.
- [FreeSO](https://github.com/riperiperi/FreeSO):flower_playing_cards: - Reimplementation of The Sims Online, targetted mainly at mobile devices.
- [Meridian 59](https://github.com/Meridian59/Meridian59) - The first 3D MMORPG, released in 1996 and open sourced in 2012. The original codebase for Meridian 59.
- [MineClone2](https://git.minetest.land/MineClone2/MineClone2):flower_playing_cards: - Stable, moddable & free/libre clone of Minecraft based on the Minetest engine.
- [Opengate](https://sourceforge.net/projects/opengate/) - Remake of Jumpgate.
- [RuneLite](https://github.com/runelite/runelite):flower_playing_cards: - Open source old school RuneScape client.
- [Ryzom Core](https://github.com/ryzom/ryzomcore):flower_playing_cards: - Ryzom Core contains the whole code (client, server, tools) used to make the commercial MMORPG Ryzom.
- [Space Station 14](https://github.com/space-wizards/space-station-14) - Space Station 14 is a revived attempt at a Space Station 13 remake.

## RPG
- [Abyss Engine](https://github.com/AbyssEngine/AbyssEngine) - Abyss Engine is a game engine designed to run games similar to 2000's style ARPGs such as Diablo II.
- [Arx Libertatis](https://github.com/arx/ArxLibertatis) - Cross-platform port of Arx Fatalis, a first-person role-playing game.
- [Barony](https://github.com/TurningWheel/Barony) - Open source release of Barony.
- [BtBuilder](https://github.com/dulsi/btbuilder) - An open source implementation of the Bard's Tale Construction Set.
- [Daggerfall Unity](https://github.com/Interkarma/daggerfall-unity) - Recreation of Daggerfall in the Unity engine.
- [Devilution](https://github.com/diasurgical/devilution) - Reconstructed form of Diablo's original source code.
- [DevilutionX](https://github.com/diasurgical/devilutionX) - Diablo build for modern operating systems.
- [DGEngine](https://github.com/dgengin/DGEngine) - Implementation of the Diablo game engine.
- [Exult](https://github.com/exult/exult) - Project to recreate Ultima 7 for modern operating systems.
- [Falltergeist](https://github.com/falltergeist/falltergeist) - Crossplatform Fallout 2 game engine writen in C++ and SDL.
- [Freeablo](https://github.com/wheybags/freeablo) - Open-source implementation of the Diablo engine.
- [FreeFT](https://github.com/nadult/FreeFT) - Real-time, isometric action game engine inspired by Fallout Tactics.
- [GemRB](https://github.com/gemrb/gemrb) - Portable open-source reimplementation of the Infinity Engine (used by Baldur's Gate, Icewind Dale and more).
- [OpenEnroth](https://github.com/OpenEnroth/OpenEnroth) - Might and Magic VI-VIII engine remake using original data & code.
- [OpenGothic](https://github.com/Try/OpenGothic) - Reimplementation of Gothic 2: Night of the Raven.
- [OpenMW](https://github.com/OpenMW/openmw) - Reimplementation of the Morrowind game engine.
- [OpenNox](https://github.com/noxworld-dev/opennox) - Collaboration project extending the Nox engine.
- [OpenTESArena](https://github.com/afritz1/OpenTESArena) - Modern engine reimplementation of The Elder Scrolls: Arena by Bethesda Softworks.
- [OpenVIII](https://github.com/MaKiPL/OpenVIII) - Final Fantasy VIII engine implementation in C#.
- [REGoth](https://github.com/REGoth-project/REGoth-bs) - An open source reimplementation of zEngine the engine behind Gothic and Gothic II.
- [Riiablo](https://github.com/collinsmith/riiablo) - Diablo II remade using Java and LibGDX.
- [sfall](https://github.com/phobos2077/sfall) - A set of engine modifications for the classic game Fallout 2.
- [Shockolate](https://github.com/Interrupt/systemshock) - Same great System Shock, new great taste.
- [UAlbion](https://github.com/csinkers/ualbion) - Remake of 1995 Albion.
- [WitchavenGDX](https://gitlab.com/m210/WitchavenGDX) - Witchaven Java port.
- [xoreos](https://github.com/xoreos/xoreos) - Implementation of BioWare's Aurora engine and its derivatives (used by Neverwinter Nights, The Witcher and more).
- [Zelda3](https://github.com/snesrev/zelda3) - This is a reverse engineered clone of Zelda 3 - A Link to the Past.
- [zorkClone](https://github.com/vatbub/zorkClone) - Reimplementation of the original Zork game developed by Infocom.

## Platformer
- [Alive Reversing](https://github.com/AliveTeam/alive_reversing) - Reimplementation of Oddworld: Abe's Exoddus.
- [Commander Genius](https://gitlab.com/Dringgstein/Commander-Genius):flower_playing_cards: - Modern Interpreter for the Commander Keen Games.
- [Jazz² Resurrection](https://github.com/deathkiller/jazz2) - Reimplementation of Jazz Jackrabbit 2.
- [Lionheart Remake](https://github.com/b3dgs/lionheart-remake) - Java remake of Lionheart Amiga game.
- [NXEngine-evo](https://github.com/nxengine/nxengine-evo) - Rewrite of the masterpiece jump-and-run platformer Doukutsu Monogatari (also known as Cave Story).
- [Omnispeak](https://github.com/sulix/omnispeak) - Reimplementation of Commander Keen in Goodbye Galaxy.
- [Prince-Monogame](https://github.com/salvadorc17/Prince-Monogame) - Monogame implementation of Prince of Persia 2.
- [SDLPoP](https://github.com/NagyD/SDLPoP) - Port of Prince of Persia, based on the disassembly of the DOS version.
- [The Secret Chronicles of Dr. M](https://github.com/secretchronicles/TSC):flower_playing_cards: - Adaptation of Secret Mario Chronicles.
- [VVVVV](https://github.com/TerryCavanagh/vvvvvv) - The source code to VVVVVV.

## Racing
- [Reburn 3](https://github.com/reburndev/reburn3) - A work-in-progress open source reimplementation of Burnout 3: Takedown.
- [DreeRally](https://github.com/enriquesomolinos/DreeRally) - Death Rally engine reimplementation.
- [OpenNFS](https://github.com/OpenNFS/OpenNFS) - Attempt to recreate the classic Need for Speed Games (1-6).
- [Vangers](https://github.com/KranX/Vangers) - Racing/RPG hybrid made open-source by its creators, written in C++.
- [Vange-rs](https://github.com/kvark/vange-rs) - The idea of this project is to replicate the old look and behavior of Vangers, but with native hardware acceleration for the graphics.
- [wipEout Rewrite](https://github.com/phoboslab/wipeout-rewrite):flower_playing_cards: - This is a re-implementation of the 1995 PSX game wipEout.

## Simulator
- [DXX-Rebirth](https://github.com/dxx-rebirth/dxx-rebirth) - Source port of the Descent and Descent 2 Engines for Windows, macOS, Linux.
- [Free Stars: The Ur-Quan Masters](https://sc2.sourceforge.net/) - Open source version of the classic Star Control 2.
- [FS2Open](https://github.com/scp-fs2open/fs2open.github.com) - FreeSpace2 Source Code Project.
- [Librelancer](https://github.com/Librelancer/Librelancer) - Reimplementation of the 2003 space game Freelancer.

## Strategy
- [Antares](https://github.com/arescentral/antares) - Remake of Ares, a tactical space combat game.
- [CivOne](https://github.com/SWY1985/CivOne) - Implementation of Sid Meier's Civilization.
- [CorsixTH](https://github.com/CorsixTH/CorsixTH) - Clone of Theme Hospital with support for modern operating systems, high resolutions and much more.
- [Cortex Command Community Project Source](https://github.com/cortex-command-community/Cortex-Command-Community-Project-Source) - Community-driven effort to continue the development of Cortex Command.
- [fheroes2](https://github.com/ihhub/fheroes2) - Free implementation of Heroes of Might and Magic II game engine.
- [FreeCol](https://sourceforge.net/projects/freecol/) - Turn-based strategy game based on the old game Colonization.
- [GLSMAC](https://github.com/afwbkbc/glsmac) - Unofficial open-source OpenGL/SDL2 reimplementation of Sid Meier's Alpha Centauri ( + Alien Crossfire ).
- [Jagged Alliance Stracciatella](https://github.com/ja2-stracciatella/ja2-stracciatella) - Makes Jagged Alliance 2 available on a wide range of platforms.
- [Julius](https://github.com/bvschaik/julius) - Reimplementation of Caesar III.
- [KaM Remake](https://github.com/Kromster80/kam_remake) - RTS game remake of Knights and Merchants written in Delphi from scratch.
- [KeeperFX](https://github.com/dkfans/keeperfx) - Open source remake and Fan Expansion of Dungeon Keeper.
- [KeeperRL](https://github.com/miki151/keeperrl) - Roguelike dungeon builder inspired by Dwarf Fortress.
- [openage](https://github.com/SFTtech/openage) - Clone of the Age of Empires II engine.
- [OpenApocalypse](https://github.com/OpenApoc/OpenApoc) - Rebuild of the X-COM: Apocalypse engine.
- [openblack](https://github.com/openblack/openblack) - Reimplementation of Black & White.
- [OpenDUNE](https://github.com/OpenDUNE/OpenDUNE) - Recreation of the popular game Dune II.
- [Open Fodder](https://github.com/OpenFodder/openfodder) - Open-source implementation of Cannon Fodder.
- [OpenHV](https://github.com/OpenHV/OpenHV):flower_playing_cards: - Open-source implementation of Hard Vacuum.
- [OpenLoco](https://github.com/OpenLoco/OpenLoco) - Reimplementation of Chris Sawyer's Locomotion.
- [Open Panzer](https://github.com/nicupavel/openpanzer):flower_playing_cards: - HTML5 Panzer General 2.
- [OpenRA](https://github.com/OpenRA/OpenRA) - Implementation of the Red Alert engine using .NET/mono and OpenGL. Runs on Windows, Linux and macOS.
- [OpenRCT2](https://github.com/OpenRCT2/OpenRCT2) - Recreation of RollerCoaster Tycoon 2.
- [OpenSAGE](https://github.com/OpenSAGE/OpenSAGE) - C# reimplementation of SAGE, the game engine used by a bunch of EA Pacific games, including Command & Conquer: Generals and Battle for Middle Earth.
- [OpenSC2K](https://github.com/nicholas-ochoa/OpenSC2K) - Remake of SimCity 2000 by Maxis.
- [OpenTTD](https://github.com/OpenTTD/OpenTTD):flower_playing_cards: - OpenTTD is a transport simulation game based upon the popular game Transport Tycoon Deluxe, written by Chris Sawyer.
- [OpenXcom](https://github.com/SupSuper/OpenXcom) - Clone of UFO: Enemy Unknown and X-COM: Terror From the Deep.
- [OutpostHD](https://github.com/OutpostUniverse/OPHD) - Remake of Sierra On-Line's Outpost.
- [Ozymandias](https://github.com/dalerank/Ozymandias) - An open source re-implementation of Pharaoh in the Julius/Augustus engine.
- [Race into Space](https://github.com/raceintospace/raceintospace) - Version of Interplay's Buzz Aldrin's Race into Space.
- [Return To The Roots](https://github.com/Return-To-The-Roots/s25client) - Settlers II remake written in C++.
- [Sourcehold](https://github.com/sourcehold/Sourcehold) - Implementation of Stronghold by Firefly Studios.
- [Stone Kingdoms](https://gitlab.com/stone-kingdoms/stone-kingdoms) - A real-time strategy game made with LÖVE based on the original Stronghold by Firefly studios.
- [VanillaConquer](https://github.com/TheAssemblyArmada/Vanilla-Conquer/) - Command and Conquer and Red Alert original release source port based on the remaster source code drop.
- [VCMI](https://github.com/vcmi/vcmi) - Engine for Heroes of Might and Magic III.
- [Wargus](https://github.com/Wargus/wargus) -  Warcraft 2 Mod that allows you to play Warcraft 2 with the Stratagus engine.
- [Warzone 2100](https://github.com/Warzone2100/warzone2100):flower_playing_cards: - Free and open-source real time strategy game.
- [Zed Online](https://sourceforge.net/projects/zedonline/) - Remake of the 1996 classic game Z.
