Free & Open Source Games Made with SDL2
394 free, open-source games made with SDL2 — real clones and remakes you can download, inspect the source of, and modify.
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Active
Clone of Wolfenstein 3D
A from-scratch Rust recreation of Wolfenstein 3D, bundling the shareware version and offering a browser-playable web build.
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Original game image
Original game imageClone of Fatal Frame
An early native PC port of Fatal Frame for PS2 that runs without emulation, using data files from your own game disc.
Platforms:WindowsLinuxAndroid
Stars85
Updated2 months ago
LicenseAGPL-3.0
Release2025
Genre: Action
Theme: Horror
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.
Active
Clone of Duke Nukem
Dave Gnukem is a retro 2D platform shooter inspired by, but not a clone of, Duke Nukem 1, packaged in most major Linux distros.
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Sporadic
Original game image
Original game imageClone of Aliens Versus Predator
An SDL3 source port of Aliens Versus Predator Gold for Windows, macOS and Linux; needs the original game data.
Active
Clone of Mega Man X4
A static recompilation of the PS1's Mega Man X4 into a native PC executable, currently an early playable v0.0.5-alpha preview.
Halted
Original game image
Original game imageClone of Blackthorne
A public-domain toolset for extracting, viewing, and decompiling the DOS data files of The Lost Vikings and Blackthorne, tested on Linux.
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: —
Active
Clone of The Elder Scrolls II: Daggerfall
An early open-source engine for The Elder Scrolls II: Daggerfall, built on OpenSceneGraph and SDL2.
Halted
Clone of Moonstone: A Hard Days Knight
A Rust reimplementation of the Amiga/DOS game Moonstone, with four-player local practice mode.
Platforms:WindowsLinux
Stars77
Updated3 years ago
LicenseAGPL-3.0
Release2016
Genre: Action
Theme: Fantasy
Sporadic
Halted
Original game image
Original game imageClone of DesertStrike: Return to the Gulf
An early, not-yet-playable reimplementation of Desert Strike and Jungle Strike, with asset unpacking and level-viewing tools.
Platforms:WindowsLinuxOSX
Stars76
Updated2 years ago
LicenseGPL-3.0
Release2014
Genre: Shmup
Theme: —
Halted
Original game image
Original game imageClone of Pole Position
A mostly-complete 3D remake of Namco/Atari's arcade racer Pole Position, reverse-engineered from the real ROMs.
Halted
Active
Clone of Ultima Underworld
An open source recreation of Ultima Underworld 1 for modern OSes, using the original game's own data files.
Halted
Clone of Crimsonland
An open-source Crimsonland-like game where Violet fights hordes of monsters with unlockable weapons and abilities.
Platforms:Windows
Stars74
Updated4 years ago
LicenseUnknown
Release2012
Genre: Shmup
Theme: —
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Clone of Fatal Racing
A modern PC reimplementation of the 1995 stunt racer Fatal Racing/Whiplash, playable in-browser.
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Clone of Betrayal at Krondor
A from-scratch OpenGL/C++ remake of Betrayal at Krondor, mostly playable but with full combat still in progress.
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Clone of Mega Man X6
A static recompilation of Mega Man X6 (PS1) into a native Windows program, with experimental widescreen and opt-in mods.
Halted
Original game image
Original game imageClone of Death Rally
dRally is a native Linux/BSD port of Death Rally (1996) requiring the original game's assets, currently listed as unplayable.
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.
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Original game image
Original game imageClone of Amulets & Armor
The official open-source release of Amulets & Armor's C codebase, covering its original DOS build and a Windows/SDL port.
Halted
Halted
Original game image
Original game imageClone of Achtung, die Kurve!
A modern, free remake of Achtung, die Kurve! adding weapons, updated graphics, and AI opponents.
Halted
Clone of Sensible World of Soccer
Freekick 3 is an open-source Linux soccer game built with SDL and OpenGL, licensed under GPLv3+ with CC BY-SA artwork.
Halted
Clone of Machines: Wired for War
Official GL-ported source code release of Machines: Wired For War, a 3D RTS, published with permission from Night Dive Studios.
Platforms:WindowsLinux
Stars68
Updated4 years ago
LicenseGPL-3.0
Release2020
Genre: Real-Time Strategy
Theme: Sci-Fi
Halted
Sporadic
Clone of Cosmo's Cosmic Adventure
Cosmo-Engine is a new game engine built with CMake and SDL2/SDL_mixer for playing Cosmo's Cosmic Adventure.
Halted
Clone of Good Robot
This is the official source code for Good Robot, a procedurally generated shoot-'em-up with light RPG elements by Pyrodactyl Games.
Platforms:WindowsLinuxOSX
Stars66
Updated6 years ago
LicenseMIT
Release2020
Genre: Shooter
Theme: Post-Apocalyptic
Halted
Halted
Original game image
Original game imageClone of Total Annihilation
A real-3D OpenGL reimplementation of Total Annihilation, requiring the original game's resource files.
Platforms:WindowsLinuxOSX
Stars64
Updated4 years ago
LicenseGPL-2.0
Release2017
Genre: Real-Time Strategy
Theme: Sci-Fi
Halted
Active
Clone of Tomba!
A static recompilation of the PS1 game Tomba! into a native PC executable, using your own legally obtained disc.
Archived
Clone of The Blues Brothers
Blues is a from-scratch rewrite of the engines behind The Blues Brothers, with added Prehistorik 2 support.
Sporadic
Clone of Need For Speed II
A static recompilation of Need for Speed II SE and III: Hot Pursuit into portable C++ that runs natively on Linux.
Halted
Clone of Warcraft: Orcs & Humans
An unfinished Go engine for Warcraft: Orcs & Humans that decodes the original DOS game's resources.
Platforms:LinuxOSX
Stars58
Updated3 years ago
LicenseGPL-3.0
Release2016
Genre: Real-Time Strategy
Theme: Fantasy
Sporadic
Clone of Star Trek: Voyager – Elite Force
An open-source engine reimplementation of Star Trek: Voyager - Elite Force's Holomatch mode, built on the ioquake3-derived ioEF engine.