Free & Open Source Clones & Remakes of Retro Games

3,241 open-source clones and remakes of 1,919 retro games — real source code you can read, fork, and play today, not just a free download.

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Atari8bit_StarRaiders

Clone of Star Raiders

A disassembly of Star Raiders' original 6502 assembly source, not a reimplementation; a work in progress and not yet playable.

Platforms:Atari

Stars13

Updated13 years ago

LicenseUnknown

Release2013

Genre: Action

Theme: Sci-Fi

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Cannon Fodder

Clone of Cannon Fodder

An HTML5 remake of the Amiga game Cannon Fodder for web browsers, marked as unplayable in its current state.

Platforms:Web

Stars13

Updated12 years ago

LicenseUnknown

Release2014

Genre: Action

Theme: —

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Kathodos

Clone of Descent

A Python/Panda3D remake of Descent aiming for the same spirit rather than an exact clone; currently unplayable.

Platforms:None

Stars13

Updated15 years ago

LicenseUnknown

Release2010

Genre: FPS

Theme: Sci-Fi

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Mega Man 7 Disassembly

Clone of Mega Man 7

Platforms:SNES

Stars13

Updated5 years ago

LicenseGPL-3.0

Release2021

Genre: Platform

Theme: Sci-Fi

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New Play Control! Pikmin

Clone of Pikmin

A work-in-progress decompilation of the 2009 Wii release New Play Control! Pikmin; requires your own game copy.

Platforms:Wii

Stars13

Updated24 days ago

LicenseCC0-1.0

Release2025

Genre: Puzzle

Theme: Fantasy

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OpenBound

Clone of Gunbound

A C# remake of the artillery game Gunbound, with its own client, login, lobby and game servers.

Platforms:Windows

Stars13

Updated2 years ago

LicenseGPL-3.0

Release2020

Genre: Strategy

Theme: —

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Planet Lander

Clone of Lunar Lander

A Python/Pygame Lunar Lander clone with procedural terrain, demo mode, and a built-in AI autopilot.

Platforms:None

Stars13

Updated6 years ago

LicenseMIT

Release2019

Genre: Simulation

Theme: —

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Pokered-Pro

Clone of Pokémon Red, Blue, and Yellow

A fork of the pokered disassembly rebuilding Pokémon Red and Blue's Game Boy ROMs from source.

Platforms:Game Boy

Stars13

Updated20 days ago

LicenseUnknown

Release2020

Genre: RPG

Theme: Fantasy

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River/Covid Raid 2020

Clone of River Raid

A Python recreation of River Raid built as a reinforcement-learning environment, with an AI-agent trainer and a COVID-themed variant.

Platforms:None

Stars13

Updated6 years ago

LicenseGPL-3.0

Release2020

Genre: Shmup

Theme: —

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Ruby Raid

Clone of River Raid

A Ruby clone of River Raid starring a locomotive fighting programming-language-themed enemies; left largely unfinished.

Platforms:None

Stars13

Updated16 years ago

LicenseUnknown

Release2010

Genre: Shmup

Theme: —

Halted

Space Invaders Clone

Clone of Space Invaders

A terminal-based, ASCII-graphics recreation of Space Invaders written in C with Ncurses - the author's first game, from around 2005.

Platforms:Linux

Stars13

Updated12 years ago

LicenseUnknown

Release2014

Genre: Arcade

Theme: —

Halted

Subway Miner

Clone of Subway Surfers

A Minetest Game Jam 2021 endless runner inspired by Subway Surfers and Temple Run, where players dodge obstacles to collect mese crystals.

Platforms:WindowsLinuxOSX

Stars13

Updated2 years ago

LicenseGPL-3.0

Release2021

Genre: Action

Theme: —

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The Hobbit disassembly

Clone of The Hobbit

A full disassembly of the ZX Spectrum version of The Hobbit, published as an annotated code listing rather than a playable remake.

Platforms:ZX Spectrum

Stars13

Updated3 years ago

LicenseUnknown

Release2021

Genre: Adventure

Theme: Fantasy

Sporadic

Tile World 2

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: —

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Vasteroids

Clone of Asteroids

A clone of Asteroids written in the V programming language, the author's first-ever game project.

Platforms:None

Stars13

Updated1 year ago

LicenseUnknown

Release2021

Genre: Arcade

Theme: —

Halted

aquastax

Clone of Aquastax

A planned remake of AquaStax built with the Cocos2d-JS framework, now halted and only partially complete.

Platforms:None

Stars13

Updated7 years ago

LicenseMIT

Release2016

Genre: Puzzle

Theme: —

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asteroids

Clone of Asteroids

A from-scratch, browser-based reimagining of Asteroids built with HTML5 canvas, aiming for modern game feel over a strict recreation.

Platforms:Web

Stars13

Updated1 year ago

LicenseUnknown

Release2016

Genre: Arcade

Theme: —

Halted

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bratwurst

Clone of Bratwurst

Platforms:None

Stars13

Updated4 years ago

LicenseGPL2*

Release2009

Genre: Arcade

Theme: —

Sporadic

cosmic-ext-2048

Clone of 2048

A 2048 clone built in Rust with libcosmic, the COSMIC desktop toolkit, explicitly marked a work in progress.

Platforms:Linux

Stars13

Updated6 months ago

LicenseGPL-3.0

Release2024

Genre: Puzzle

Theme: —

Halted

donkey_kong_arcade

Clone of Donkey Kong

A feature-complete recreation of the 1981 arcade game Donkey Kong for Windows and Linux, built in C++ with Allegro5.

Platforms:Arcade

Stars13

Updated5 years ago

LicenseUnknown

Release2021

Genre: Platform

Theme: —

Halted

edfries-frog

Clone of Princess and Frog

Official source release of Princess and Frog, an Atari 8-bit game written in 6502 assembly by Ed Fries, released under the MIT License.

Platforms:Atari

Stars13

Updated5 years ago

LicenseMIT

Release2021

Genre: Action

Theme: —

Halted

flappymacs

Clone of Flappy Bird

A Flappy Bird clone for Emacs, distributed as a MELPA package under the MIT license.

Platforms:Emacs

Stars13

Updated9 years ago

LicenseMIT

Release2014

Genre: Arcade

Theme: —

Halted

tetris - Just another Tetris™ clone

Clone of Tetris

A Java implementation of Tetris built with Maven, released under the permissive WTFPL license.

Platforms:None

Stars13

Updated4 years ago

LicenseWTFPL

Release2016

Genre: Puzzle

Theme: Abstract

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verisnake

Clone of Snake

A work-in-progress Verilog VGA implementation of Snake, built for the Zero to ASIC Course.

Platforms:None

Stars13

Updated3 years ago

LicenseUnknown

Release2023

Genre: Arcade

Theme: —

* Unverified license (our read or source dataset) — check the repository itself.

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Games you know, and the open-source projects that recreate them.

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Doom

1993FPS

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Quake

1996FPS

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Super Mario

1985Platform

The NES platformer that made side-scrolling mainstream — open-source engines recreate its physics and level format down to the pixel.

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Legend of Zelda - A Link to the Past

1991Action

The SNES classic that set the template for top-down action-adventure — its engine and tile format have been reverse-engineered many times over.

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Diablo II

2000RPG

Blizzard North's dungeon-crawler that defined the ARPG genre — reverse-engineered projects like OpenDiablo2 rebuild it from the original assets up.

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Grand Theft Auto

1998Action

The open-world franchise everyone's talking about again — its early file formats and engines have been reverse-engineered for years, well before GTA 6 hype.

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StarCraft

1998Real-Time Strategy

Blizzard's 1998 real-time strategy game that helped build esports as we know it — open-source engines keep its campaign and balance playable today.

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Sonic the Hedgehog

1991Platform

Sega's answer to Mario — its physics and level format have been painstakingly reverse-engineered by fan projects for decades.

7 clones to play