Cloned Games

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.

Halted
invaders (in C) screenshot

Clone of Space Invaders

A from-scratch Space Invaders clone built as an Intel 8080 emulator in C with SDL, written to be easy to read for learners.
Platforms:Linux
Stars17
Updated6 years ago
LicenseMIT
Release2015
Genre: Arcade
Theme: —
Halted
No preview

Clone of Stronghold

Castlekeep is a reimplementation of Stronghold 1; the project is unplayable and development has halted.
Platforms:None
Stars16
Updated7 years ago
LicenseGPL-3.0
Release2019
Sporadic
No preview

Clone of Quake 3

An open-source engine reimplementation of Quake 3 versions 1.09-1.16n, built on ioquake3/ioEF, targeting Linux and macOS.
Platforms:LinuxOSX
Stars16
Updated4 months ago
LicenseGPL-2.0
Release2021
Genre: FPS
Theme: Sci-Fi
Halted
Berusky II screenshot

Clone of Sokoban

Berusky II is a 3D SDL/OpenGL sequel to the Sokoban-style Berusky series, guiding bugs through levels with boxes and explosives.
Platforms:Linux
Stars15
Updated6 years ago
LicenseGPL-3.0
Release2011
Genre: Puzzle
Theme: —
Active
No preview

Clone of Blupimania

Blupimania is the actively maintained continuation of the Blupi game, distributed for Linux, Windows, and macOS.
Platforms:WindowsLinuxOSX
Stars15
Updated2 months ago
LicenseUnknown
Release2023
Genre: Puzzle
Theme: —
Halted
Dungeons of Daggorath 3DS screenshot

Clone of Dungeons of Daggorath

A Nintendo 3DS port of Dungeons of Daggorath, adding an original graphical UI over its text-based commands, mapped to 3DS controls.
Platforms:3DS
Stars15
Updated6 years ago
LicenseGPL-3.0
Release2020
Genre: RPG
Theme: Fantasy
Halted
No preview

Clone of Dungeons of Daggorath

An SDL-based PC port of Dungeons of Daggorath, version 0.3 by Richard Hunerlach with enhancements by Dan Gendreau.
Platforms:Linux
Stars15
Updated10 years ago
LicenseUnknown
Release2016
Genre: RPG
Theme: Fantasy
Sporadic
HHexen screenshot

Clone of Hexen

HHexen is a source port of Hexen from the Hammer of Thyrion team, requiring the player's own WAD data and supporting OpenGL rendering.
Platforms:Linux
Stars15
Updated10 months ago
LicenseGPL-2.0
Release2019
Genre: FPS
Theme: Fantasy
Halted
Nox Imperii screenshot

Clone of Escape Velocity

A Naev fork set in a declining galactic empire, in the vein of Escape Velocity, with a mostly random galaxy to explore.
Platforms:WindowsLinuxOSX
Stars15
Updated9 years ago
LicenseGPL-3.0
Release2016
Genre: Action
Theme: —
Halted
Jet Lee screenshot

Clone of Bruce Lee

A remake of the platformer Bruce Lee with three playable characters and configurable difficulty, built with SDL2 for Windows and Linux.
Platforms:WindowsLinux
Stars14
Updated3 years ago
LicenseUnknown
Release2015
Genre: Action
Theme: —
Halted
Kiloblaster (SDL) screenshot

Clone of Kiloblaster

A Linux/SDL port of Kiloblaster that reproduces its music via a bundled DOSBox OPL synth emulator and libgamemusic.
Platforms:Linux
Stars14
Updated14 years ago
LicenseUnknown
Release2012
Genre: Shooter
Theme: Sci-Fi
Halted
The Kartering screenshot

Clone of Mario Kart

A kart-racing game controlled entirely by networked clients rather than direct human input, written in C with SDL2.
Platforms:WindowsLinux
Stars14
Updated3 years ago
LicenseUnknown
Release2014
Genre: Racing
Theme: —
Sporadic
Tile World 2 screenshot

Clone of Chip's Challenge

An emulation of the Chip's Challenge engine for Linux, Windows, and macOS, playable with free community level packs.
Platforms:WindowsLinux
Stars13
Updated6 months ago
LicenseGPL-2.0
Release2020
Genre: Puzzle
Theme: —
Archived
No preview

Clone of Flappy Bird

A Flappy Bird-style game about a bee dodging bamboo shoots, built with SDL 1.2 for PC and the OpenDingux handheld under the GPLv2.
Platforms:Linux
Stars12
Updated10 years ago
LicenseUnknown
Release2014
Genre: Arcade
Theme: —
Halted
Ken's Labyrinth port for Android OS screenshot

Clone of Ken's Labyrinth

A port of Ken's Labyrinth to Android using SDL2 and OpenGL ES, adding touch controls and engine improvements.
Platforms:Android
Stars12
Updated8 years ago
LicenseMIT
Release2016
Genre: FPS
Theme: —
Halted
TecnoballZ screenshot

Clone of Arkanoid

A Commodore Amiga brick-breaker ported to Linux, with 50 levels, 11 special levels, and a weapon-upgrade system.
Platforms:Linux
Stars12
Updated10 years ago
LicenseGPL-3.0
Release2015
Genre: Arcade
Theme: —
Halted
Tread Marks (SDL2) screenshot

Clone of Tread Marks

An unofficial Linux/OpenPandora SDL2 port of the open-sourced tank combat and racing game Tread Marks.
Platforms:Linux
Stars12
Updated4 years ago
LicenseUnknown
Release2017
Genre: Racing
Theme: Sci-Fi
Halted
Mr. Drillux screenshot

Clone of Mr. Driller

A Mr. Driller clone built on the Miss Driller SDL remake and the Drill2x handheld port.
Platforms:Amiga
Stars11
Updated14 years ago
LicenseUnknown
Release2012
Genre: Action
Theme: —
Halted
X-Settlers screenshot

Clone of The Settlers III

X-Settlers is an early, currently unplayable C++17 rewrite of The Settlers III/IV aiming for cross-platform support.
Platforms:WindowsLinux
Stars11
Updated6 years ago
LicenseApache-2.0
Release2020
Halted
abadia screenshot

Clone of La Abadía del Crimen

A browser-based JavaScript reimplementation of La Abadía del Crimen using Amstrad CPC assets; fully playable but still a work in progress.
Platforms:Web
Stars11
Updated1 year ago
LicenseUnknown
Release2025
Genre: Adventure
Theme: Crime
Halted
No preview

Clone of Dogs of War

A C99/SDL remake of the 1989 Amiga run-and-gun Dogs of War, with maps done but most enemy spawn data still missing.
Platforms:Linux
Stars11
Updated1 year ago
LicenseUnknown
Release2013
Genre: Shmup
Theme: —
Active
No preview

Clone of Wizard of Wor

An enhanced remake of the Commodore 64 Wizard of Wor, supporting up to eight players via Wiimotes or keyboard, currently 0.9 beta.
Platforms:LinuxWii
Stars10
Updated1 month ago
LicenseUnknown
Release2011
Genre: Arcade
Theme: Medieval
Active
Heart of the Alien Redux screenshot

Clone of Another World 2: Heart of the Alien

A from-scratch rewrite of Heart of the Alien for modern systems, requiring the original Sega CD ISO and audio tracks, built with CMake.
Platforms:WindowsLinux
Stars10
Updated3 months ago
LicenseGPL-2.0
Release2016
Genre: Adventure
Theme: —
Halted
Open Greedy screenshot

Clone of Pac-Man

A from-scratch open-source rewrite of Edromel Studio's game Greedy XP, built on SDL and OpenGL.
Platforms:WindowsLinuxOSX
Stars10
Updated3 years ago
LicenseGPL-2.0
Release2014
Genre: Arcade
Theme: —
Sporadic
Wizball screenshot

Clone of Wizball

A recovered, Linux/PortMaster-revived source release of the 2007 PC/Mac remake of Sensible Software's 1987 Wizball.
Platforms:WindowsLinux
Stars10
Updated5 months ago
LicenseMIT
Release2026
Genre: Shooter
Theme: Sci-Fi
Sporadic
HHeretic screenshot

Clone of Heretic

HHeretic is a source port of Heretic for modern *nix systems, continuing Dan Olson's original Hacked Heretic project.
Platforms:Linux
Stars9
Updated10 months ago
LicenseGPL-2.0
Release2019
Genre: FPS
Theme: Fantasy
Halted
No preview

Clone of The Daedalus Encounter

An early, not-yet-playable open-source reimplementation of the 1995 FMV puzzle adventure The Daedalus Encounter.
Platforms:Linux
Stars9
Updated8 years ago
LicenseGPL-3.0
Release2014
Genre: Puzzle
Theme: —
Archived
SDL2-Space-Invaders screenshot

Clone of Space Invaders

An SDL2 remake of Space Invaders with a turn-based two-player mode and destructible shields.
Platforms:Windows
Stars9
Updated8 years ago
LicenseMIT
Release2017
Genre: Arcade
Theme: —
Halted
No preview

Clone of VVVVVV

An original Xbox port of the puzzle-platformer VVVVVV, built on a Nintendo Switch homebrew fork of the source.
Platforms:Xbox
Stars9
Updated6 years ago
LicenseUnknown
Release2020
Genre: Puzzle
Theme: —
Halted
glDoom screenshot

Clone of Doom

glDoom Resurrected continues Bruce Lewis's original OpenGL Doom source port, adding fixes, an SDL2 backend, and Windows/Linux builds.
Platforms:WindowsLinux
Stars9
Updated1 year ago
LicenseUnknown
Release2022
Genre: FPS
Theme: Sci-Fi
Active
No preview

Clone of Return to Castle Wolfenstein

A Return to Castle Wolfenstein source port based on iortcw, with a higher tick rate, Steam file detection and a CMake build.
Platforms:WindowsLinuxOSX
Stars9
Updated2 months ago
LicenseGPL-3.0
Release2026
Genre: FPS
Theme: Sci-Fi
Halted
FreeCNC screenshot

Clone of Command & Conquer

FreeCNC is a GPLv2 engine reimplementation of Command & Conquer: Tiberian Dawn, requiring the original game's data files.
Platforms:WindowsLinux
Stars8
Updated12 years ago
LicenseUnknown
Release2014
Halted
Xgalaga SDL screenshot

Clone of Galaga

An SDL port of Joe Rumsey's X11 Galaga clone, originally released as shareware before going GPL.
Platforms:Amiga
Stars8
Updated4 years ago
LicenseGPL-2.0
Release2015
Genre: Action
Theme: Sci-Fi
Halted
pyspaceinvaders screenshot

Clone of Space Invaders

pyspaceinvaders is a 2009 Python and PyGame remake of Space Invaders, released under the GPLv2 license.
Platforms:Linux
Stars8
Updated16 years ago
LicenseGPL-2.0
Release2010
Genre: Arcade
Theme: —
Sporadic
No preview

Clone of Quake

A minimalist source port of QuakeWorld preserving the classic multiplayer experience without modern enhancements, built with CMake.
Platforms:WindowsLinuxOSX
Stars7
Updated8 months ago
LicenseGPL-3.0
Release2025
Genre: FPS
Theme: Fantasy
Active
No preview

Clone of Myst Online: Uru Live

A Rust server for Myst Online: Uru Live, compatible with DirtSand and built for the H-uru Plasma client.
Platforms:None
Stars7
Updated1 month ago
LicenseAGPL-3.0
Release2023
Genre: MMORPG
Theme: —
Sporadic
No preview

Clone of Time Commando

An early-stage, not-yet-playable engine reimplementation of the 1996 Adeline Software game Time Commando.
Platforms:LinuxOSX
Stars7
Updated4 months ago
LicenseGPL-2.0
Release2024
Genre: Action
Theme: Sci-Fi
Halted
Fish Fillets Reborn screenshot

Clone of Fish Fillets

A mobile-first, from-scratch port of Fish Fillets for Android, decoupling display from game logic for native frame rate, not a 10 FPS cap.
Platforms:Android
Stars6
Updated1 year ago
LicenseGPL-3.0
Release2018
Genre: Puzzle
Theme: Aquatic
Halted
No preview

Clone of Thrust

An SDL-based clone of Thrust, originally an MS-DOS game by Peter Ekberg, now maintained by Dennis Payne for Windows and Linux under GPL2+.
Platforms:WindowsLinux
Stars6
Updated1 year ago
LicenseGPL-2.0
Release2021
Genre: Arcade
Theme: Sci-Fi

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