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.
Sporadic
Original game image
Original game imageClone of Raiders of the Lost Ark
A fully reverse-engineered, rebuildable-from-source disassembly of the 1982 Atari 2600 game Raiders of the Lost Ark.
Halted
Clone of Thief
An unfinished open-source engine for Looking Glass's DarkEngine games such as Thief, able to display levels but not yet playable.
Active
Clone of Legend of Zelda - A Link to the Past
An open-source 2D C++ engine for Lua-scripted action-RPGs, designed with games like A Link to the Past in mind.
Platforms:WindowsLinuxOSX
Stars168
Updated1 month ago
Licensegpl-3.0
Release2018
Genre: Action
Theme: —
Active
Active
Clone of The Legend of Zelda: Skyward Sword
A work-in-progress decompilation of Skyward Sword for Wii, supporting only the NTSC-U 1.0 release and requiring your own disc image.
Platforms:Wii
Stars165
Updated1 month ago
LicenseCC0-1.0
Release2024
Genre: Action
Theme: —
Active
Clone of The Simpsons: Hit & Run
An Android port of The Simpsons: Hit & Run with touch controls; you supply your own PC game files.
Stars159
Updated3 months ago
LicenseUnknown
Release2026
Genre: Action
Theme: Comedy
Halted
Clone of Anodyne 2: Return to Dust
Analgesic Productions' own release of the Unity source code for Anodyne 2: Return to Dust, effectively open source for most uses.
Platforms:WindowsLinuxOSX
Stars158
Updated2 years ago
LicenseUnknown
Release2024
Genre: Action
Theme: Fantasy
Active
Original game image
Original game imageClone of Kirby & the Amazing Mirror
A disassembly of the USA version of Kirby & The Amazing Mirror that builds a katam.gba ROM.
Stars158
Updated1 month ago
LicenseUnknown
Release2020
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of Super Metroid
A disassembly of Super Metroid for the SNES that builds the NTSC (Japan/USA) ROM.
Stars158
Updated4 years ago
LicenseUnknown
Release2019
Genre: Action
Theme: —
Halted
Clone of Alone in the Dark 3
A from-scratch reimplementation of the Alone in the Dark engine, requiring the original games' data files to run.
Active
Original game image
Original game imageClone of Mafia III
A Windows modding toolkit for the Mafia series, with file parsers, editors, and a DirectX 11 3D map editor for several games.
Archived
Clone of Thimbleweed Park
An open-source reimplementation of the Thimbleweed Park engine, needing the original game's data files, since discontinued.
Halted
Original game image
Original game imageClone of Heart of Darkness
A reimplementation of the Heart of Darkness engine, requiring your own copy of the original game's Windows data files to run.
Platforms:WindowsLinuxAndroid
Stars151
Updated2 years ago
LicenseUnknown
Release2019
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of The Legend of Zelda: Ocarina of Time
A work-in-progress decompilation of the N64 emulator used in the GameCube releases of The Legend of Zelda: Ocarina of Time.
Stars149
Updated1 year ago
LicenseCC0-1.0
Release2024
Genre: Action
Theme: Fantasy
Active
Clone of MediEvil
An open-beta static recompilation of MediEvil by BlackLabelHQ, built with RecompOne for modern computers.
Stars147
Updated1 month ago
LicenseUnknown
Release2026
Genre: Action
Theme: —
Active
Original game image
Original game imageClone of Banjo-Kazooie: Nuts & Bolts
reNut, a recompilation of Banjo-Kazooie: Nuts & Bolts that needs the US version of the game.
Stars146
Updated1 month ago
LicenseUnknown
Release2026
Genre: Action
Theme: —
Halted
Original game image
Original game imageClone of Robot Odyssey
A Java recreation of Robot Odyssey I, running on Windows, Linux, and macOS under a permissive MIT-style license.
Sporadic
Original game image
Original game imageClone of Banjo-Tooie
A decompilation project for Banjo Tooie that builds a ROM from your own NTSC-U copy.
Stars143
Updated11 months ago
LicenseUnknown
Release2023
Genre: Platform
Theme: —
Active
Clone of The Simpsons: Hit & Run
A browser-based Three.js reconstruction of The Simpsons: Hit & Run built from converted PS2 disc assets.
Stars139
Updated2 months ago
LicenseUnknown
Release2026
Genre: Action
Theme: Comedy
Active
Original game image
Original game imageClone of Ninja Gaiden II
A Windows static recompilation of Ninja Gaiden II (Xbox 360) with a Direct3D 12 renderer; needs your own copy of the game.
Stars137
Updated1 month ago
LicenseMIT
Release2026
Genre: Action
Theme: —
Halted
Clone of The Colony
The official Apache 2.0 source release of David A. Smith's 1988 Macintosh 3D adventure/shooter, with PC and Amiga ports.
Active
Original game image
Original game imageClone of Castlevania: Legacy of Darkness
A work-in-progress recompilation of Castlevania: Legacy of Darkness aimed at stable gameplay, with a settings overlay.
Stars130
Updated1 month ago
LicenseGPL-3.0
Release2026
Genre: Action
Theme: —
Active
Original game image
Original game imageClone of Spider-Man
A decompilation project for the 2000 PlayStation game Spider-Man, currently with no public details.
Platforms:Windows
Stars129
Updated2 months ago
LicenseUnknown
Release2023
Genre: Action
Theme: —
Halted
Clone of Uncharted Waters
A web-based, in-progress remake of Uncharted Waters: New Horizons letting players explore all 130 ports and sail the original's world map.
Platforms:Web
Stars128
Updated3 years ago
LicenseMIT
Release2017
Genre: Adventure
Theme: Alternate Historical
Halted
Original game image
Original game imageClone of Legend of Zelda - A Link to the Past
Lttp is a from-scratch, browser-based recreation of A Link to the Past in Phaser WebGL, still missing dungeons and bosses.
Platforms:Web
Stars126
Updated7 years ago
LicenseMIT
Release2014
Genre: Action
Theme: —
Halted
Original game image
Original game imageClone of Grand Theft Auto: San Andreas
Grit is an open-source game engine with a C++ core and Lua scripting, built with a separate Subversion content tree.
Halted
Original game image
Original game imageClone of Umineko: When They Cry Saku
ONScripter-RU is the visual novel engine behind the Umineko Project's port of Umineko no Naku Koro ni from PlayStation 3.
Active
Original game image
Original game imageClone of Banjo-Kazooie
A complete (100%) decompilation of Banjo-Kazooie for Nintendo 64, able to rebuild the US, Japanese, and PAL ROMs from source.
Active
Clone of Thirty Flights of Loving
The official GPL-licensed source code for Brendon Chung's 2012 adventure game Thirty Flights of Loving, minus its game assets.
Active
Clone of Alone in the Dark
A from-scratch C++ engine reimplementation of the Alone in the Dark games with HD remaster options; original game data required.
Stars113
Updated3 months ago
LicenseGPL-2.0
Release2026
Genre: Action
Theme: Horror
Active
Clone of Star Control 2
A fork of The Ur-Quan Masters HD-mod for Star Control II, adding many extra graphics options and QoL improvements.
Halted
Original game image
Original game imageClone of Castlequest
An authorized preservation of the original 1980 Fortran game Castlequest, recovered and transcribed from Copyright Office paper copies.
Active
Original game image
Original game imageClone of Little Big Adventure 2
A community fork of LBA2's 1997 engine ported to modern systems with HD rendering, gamepad support, and SDL3 audio; still pre-1.0.
Platforms:WindowsLinuxOSX
Stars108
Updated1 month ago
LicenseGPL-2.0
Release2021
Genre: Action
Theme: Fantasy
Sporadic
Clone of l'Abbaye des Morts
A cross-platform C/SDL2 port of l'Abbaye des Morts, extending the Windows-only original to Linux, macOS, and several handhelds.
Active
Original game image
Original game imageClone of Grand Theft Auto 2
A GTA 2 decompilation project with MSVC 6 build scripts that needs your own GTA2 installation.
Stars106
Updated1 month ago
LicenseUnknown
Release2024
Genre: Action
Theme: Crime
Active
Clone of Banjo-Kazooie
Banjo-Kazooie recompiled for Android handhelds, with controller support and a dual-screen companion display.
Stars103
Updated4 months ago
LicenseGPL-3.0
Release2026
Genre: Adventure
Theme: —
Halted
Original game image
Original game imageClone of ZZT
A near-complete, authentic snapshot of a real 1991 ZZT development build's Pascal source, not a decompilation, targeting DOS.
Platforms:DOS
Stars102
Updated3 years ago
LicenseMIT
Release2023
Genre: Action
Theme: —
Active
Original game image
Original game imageClone of Syphon Filter
An unofficial Windows runtime for Syphon Filter (NTSC-U 1.1) that runs the original PlayStation gameplay code.
Stars101
Updated2 months ago
LicenseMIT
Release2026
Genre: Action
Theme: —
Sporadic
Original game image
Original game imageClone of Shadow of the Colossus
A decompilation rebuilding Shadow of the Colossus's Preview Version executable from its original PS2 ISO.