Free & Open Source Adventure Games
370 free, open-source adventure games — real clones and remakes you can download, inspect the source of, and modify. Not just free to play: the code itself is open.
Active
Clone of Super Metroid
A static recompilation of Super Metroid (SNES) to native C with experimental widescreen; you supply your own ROM.
Stars99
Updated1 month ago
LicenseUnknown
Release2026
Genre: Action
Theme: —
Active
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Original game imageClone of The Elder Scrolls Adventures: Redguard
An early-stage Unity port of The Elder Scrolls Adventures: Redguard, aiming for a faithful, performance-improved recreation.
Active
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Original game imageClone of The Legend of Zelda: Phantom Hourglass
A work-in-progress hand decompilation of Phantom Hourglass targeting the EU and US versions, requiring a legally owned copy to build.
Platforms:DS
Stars98
Updated3 months ago
LicenseCC0-1.0
Release2023
Genre: Action
Theme: —
Halted
Original game image
Original game imageClone of Metroid
A reworked NES Metroid disassembly that uses the MMC3 memory controller, meant as a base for mods.
Active
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Original game imageClone of Colossal Cave Adventure
Modern C99 translations of four classic Adventure-family games, plus archived historical variants, playable in browsers via the Z-machine.
Active
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Original game imageClone of The Legend of Zelda: Ocarina of Time
A work-in-progress decompilation of the N64 emulator used in Wii Virtual Console releases such as Ocarina of Time.
Stars93
Updated2 months ago
LicenseUnknown
Release2020
Genre: Action
Theme: Fantasy
Halted
Clone of Gravity Bone
The GPL-licensed source code for Brendon Chung's Gravity Bone (2008), built on the Quake II engine; art and audio assets aren't included.
Halted
Original game image
Original game imageClone of Grand Theft Auto: Vice City
An early, unfinished C# engine port of GTA: Vice City that loads the original game's files.
Halted
Clone of Little Big Adventure
TwinEngine is an open-source engine reimplementation for playing Little Big Adventure 1.
Platforms:WindowsLinuxOSX
Stars91
Updated1 year ago
LicenseGPL-2.0
Release2015
Genre: Action
Theme: Fantasy
Active
Halted
Clone of Tomb Raider
A from-scratch rewrite of the classic Tomb Raider engine that plays TR1–TR3 levels and custom maps using your own game files.
ActiveOriginal game image
Original game imageClone of The Legend of Zelda: Ocarina of Time
A work-in-progress decompilation of the 2011 3DS remake of Ocarina of Time, currently rebuilding only its code.bin/oot3d.axf binaries.
ActiveOriginal game image
Original game imageClone of The Legend of Zelda: Ocarina of Time
A work-in-progress decompilation of Ocarina of Time that recreates source code; it is not a PC port.
Stars83
Updated1 month ago
LicenseUnknown
Release2026
Genre: Action
Theme: Fantasy
Active
Clone of Legacy of Kain: Soul Reaver
A decompilation of Legacy of Kain: Soul Reaver for PSX, built from a prototype executable with debugging symbols.
Stars81
Updated1 month ago
LicenseMIT
Release2023
Genre: Action
Theme: Fantasy
Archived
Original game image
Original game imageClone of Fade to Black
f2bgl is an archived re-implementation of the Fade to Black (1995) game engine, playable on Windows and Android with configurable controls.
Platforms:WindowsAndroid
Stars81
Updated5 years ago
LicenseUnknown
Release2013
Genre: Action
Theme: —
Archived
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Original game imageClone of Space Rangers 2: Dominators
An archived, partially complete open-source engine for Space Rangers 2 that needs files from the "Reboot" release.
Halted
Original game image
Original game imageClone of Legend of Zelda
A work-in-progress disassembly of the original NES Legend of Zelda, currently requiring your own ROM to build via the CC65 toolchain.
Platforms:NES
Stars77
Updated10 years ago
LicenseUnknown
Release2016
Genre: Action
Theme: —
Archived
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Original game imageClone of Hitman: Codename 47
An abandoned decompilation of Hitman Codename 47 (2000) for game preservation; not byte-accurate.
Stars75
Updated3 months ago
LicenseUnknown
Release2024
Genre: Action
Theme: —
Active
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Original game imageClone of Metroid Prime 2: Echoes
A decompilation of Metroid Prime 2: Echoes covering GameCube and Wii versions; you supply your own disc image.
Stars74
Updated1 month ago
LicenseCC0-1.0
Release2022
Genre: Action
Theme: —
Halted
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Original game imageClone of Five Nights at Freddy's
A halted, semi-playable open-source Five Nights at Freddy's project built with the gLib2D library.
Active
Clone of Amnesia: The Dark Descent
A from-scratch Vulkan-based rework of Amnesia: The Dark Descent's engine with ray-traced global illumination, needing a retail copy.
Active
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Original game imageClone of Banjo-Tooie
An independent alpha recompilation of Banjo-Tooie for Windows PCs, powered by RT64 and made with AI.
Stars71
Updated1 month ago
LicenseGPL-3.0
Release2026
Genre: Platform
Theme: —
Active
Clone of Hollow Knight: Silksong
An Android port of Hollow Knight: Silksong with dual-screen menus, built on-device from your own game files.
Stars71
Updated1 month ago
LicenseMIT
Release2026
Genre: Action
Theme: —
Active
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Original game imageClone of Saints Row
An unofficial native Windows port of Saints Row (Xbox 360) with built-in co-op, 60 FPS and a mod loader; build it from your own disc.
Stars71
Updated1 month ago
LicenseApache-2.0
Release2026
Genre: Action
Theme: —
Sporadic
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Original game imageClone of MediEvil
A work-in-progress decompilation of the US PSX version of MediEvil 1.
Stars70
Updated8 months ago
LicenseMIT
Release2023
Genre: Action
Theme: —
Sporadic
Archived
Clone of Another World
An archived JavaScript/HTML5 reimplementation of Another World that interprets the original game's own bytecode, with a rewind feature.
Active
Clone of Star Fox Adventures
A decompilation of Star Fox Adventures for the Nintendo GameCube, built from your own disc image.
Stars69
Updated1 month ago
LicenseCC0-1.0
Release2026
Genre: Action
Theme: —
Archived
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Original game imageClone of Little Big Adventure
A community-driven preservation release of the Little Big Adventure engine source code, engine-only under GPL — no game assets included.
Halted
Active
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Original game imageClone of Metroid Fusion
A work-in-progress decompilation of Metroid Fusion. The README lists 3147 of 3607 functions decompiled (87.24%) and builds the US ROM…
Stars66
Updated1 month ago
LicenseMIT
Release2023
Genre: Platform
Theme: —
Halted
Clone of Another World
Another World Suite is a Rust implementation of the Another World game engine, compiled to WebAssembly to run in a browser.
Halted
Clone of Chaos;Head
libnpengine is a free reimplementation of the Nitroplus visual novel engine for Linux, currently able to run Steins;Gate and others.
Sporadic
Clone of Umineko: When They Cry Saku
A Rust reimplementation of Entergram's visual-novel engine, currently running Switch's Umineko no Naku Koro ni Saku.
Active
Clone of Tomba!
A static recompilation of the PS1 game Tomba! into a native PC executable, using your own legally obtained disc.
Active
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Original game imageClone of The Legend of Zelda: Majora's Mask
An Android port of 2 Ship 2 Harkinian with SD card data folder, optional touch controls and scalable menus.
Stars59
Updated1 month ago
LicenseCC0-1.0
Release2026
Genre: Action
Theme: Fantasy
Sporadic
Clone of Escape from Colditz
Colditz Escape is a GPLv3 rewritten engine for the original Amiga game, reverse-engineered from the original binary.
Platforms:WindowsLinuxOSX
Stars58
Updated1 year ago
LicenseUnknown
Release2015
Genre: Action
Theme: —
Halted
Original game image
Original game imageClone of Drakan: Order of the Flame
An early reverse-engineered recreation of the Riot Engine, aiming to run Drakan: Order of the Flame on modern Linux.
