Free & Open Source Clones & Decompilations of Retro Games

4,049 open-source clones, remakes and decompilations of 2,426 retro games — real source code you can read, fork, and play today, not just a free download.

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Halted

Nerdle (original game, not this project)

Original game image

Rustle

Clone of Nerdle

A terminal clone of Wordle and Nerdle, playable anytime with an adjustable puzzle length via command-line flags.

Platforms:None

Stars0

Updated4 years ago

LicenseGPL-3.0

Release2022

Genre: Puzzle

Theme: —

Halted

SDL Pong

Clone of Pong

A Pong clone with single-player, local two-player, and online LAN multiplayer modes.

Platforms:Windows

Stars0

Updated8 years ago

LicenseMIT

Release2018

Genre: Arcade

Theme: —

Sporadic

Asteroids (original game, not this project)

Original game image

SDLAsteroids

Clone of Asteroids

An Asteroids clone built in C++/SDL2 as a university Object-Oriented Games Programming assignment.

Platforms:Windows

Stars0

Updated10 months ago

LicenseUnknown

Release2024

Genre: Arcade

Theme: —

Halted

Shining in the Darkness (original game, not this project)

Original game image

SITDRE

Clone of Shining in the Darkness

A collaborative reverse-engineering project studying the internals of the Sega Genesis RPG Shining in the Darkness.

Platforms:Genesis

Stars0

Updated2 years ago

LicenseUnknown

Release2024

Genre: RPG

Theme: Fantasy

Halted

Super Lemonade Factory (original game, not this project)

Original game image

SLF

Clone of Super Lemonade Factory

Platforms:None

Stars0

Updated2 years ago

LicenseUnknown

Release2024

Genre: Puzzle

Theme: —

Halted

Sapter

Clone of Minesweeper

A terminal-based Minesweeper clone written in Rust, built by its author as a language-learning exercise.

Platforms:None

Stars0

Updated4 years ago

LicenseMIT

Release2022

Genre: Puzzle

Theme: —

Halted

No preview

SecretScout

Clone of Secret Scout in the Temple of Demise

An NES-targeted project that can be opened and built directly in the 8bitworkshop online IDE.

Platforms:Web

Stars0

Updated4 years ago

LicenseUnknown

Release2021

Genre: Action

Theme: —

Halted

Shamus

Clone of Shamus

A Rust remake of the 1982 Atari shooter Shamus, with three levels implemented and enemy AI in progress.

Platforms:None

Stars0

Updated3 years ago

LicenseMIT

Release2023

Genre: Shooter

Theme: Sci-Fi

Active

Shrek Movie Recompilation

A static recompilation of the Shrek Movie GBA Video cartridge to native PC; it boots and plays the movie.

Stars0

Updated2 months ago

LicenseUnknown

Release2026

Genre: —

Theme: —

Halted

Snake in JavaScript

Clone of Snake

A browser-based Snake game built with HTML5 canvas, ported from an original Rust and SDL2 version.

Platforms:Web

Stars0

Updated2 years ago

LicenseUnlicense

Release2024

Genre: Arcade

Theme: —

Halted

Solaris Source

Clone of Solaris

Source code said to be the original 1986 Atari 2600 game Solaris, preserved via RomHacking.net.

Platforms:Atari

Stars0

Updated1 year ago

LicenseUnknown

Release2025

Genre: Simulation

Theme: Sci-Fi

Halted

Original game image

Son Link's Pong

Clone of Pong

A Pong clone built with the LÖVE framework, with English/Spanish text and local two-player support.

Platforms:WindowsLinuxOSX

Stars0

Updated10 years ago

LicenseGPL-3.0

Release2016

Genre: Arcade

Theme: —

Halted

Space Invaders Pygame

Clone of Space Invaders

An early, colorful 2019 pygame remake of Space Invaders, made while learning Python - not meant to be authentic to the arcade original.

Platforms:None

Stars0

Updated5 years ago

LicenseUnknown

Release2019

Genre: Arcade

Theme: —

Halted

Space invaders (Rust)

Clone of Space Invaders

A Space Invaders clone written in Rust, currently still in active development.

Platforms:None

Stars0

Updated3 years ago

LicenseMIT

Release2023

Genre: Arcade

Theme: —

Halted

SpaceClones

Clone of Space Invaders

A C++/SFML clone of Space Invaders for Linux, with AUR packaging and Windows cross-compilation support.

Platforms:Linux

Stars0

Updated1 year ago

LicenseGPL-3.0

Release2019

Genre: Arcade

Theme: —

Sporadic

The Impossible Game (original game, not this project)

Original game image

The Impossible Game Decompilation

Clone of The Impossible Game

A decompilation of the Windows Phone version of The Impossible Game.

Stars0

Updated1 year ago

LicenseUnknown

Release2025

Genre: Arcade

Theme: —

Halted

Thunder Force IV Rebirth

Clone of Thunder Force IV

Platforms:Windows

Stars0

Updated11 years ago

LicenseUnknown

Release2015

Genre: Shooter

Theme: Sci-Fi

Halted

Tiny Trek（Pyxel）

Clone of Tiny Trek

Platforms:None

Stars0

Updated3 years ago

LicenseUnknown

Release2022

Genre: Simulation

Theme: Sci-Fi

Active

Tremulous

Clone of Gloom (Quake)

Platforms:WindowsLinuxOSX

Stars0

Updated2 months ago

LicenseGPL2, CC-BY-SA*

Release2026

Genre: FPS

Theme: Sci-Fi

Halted

Tui48

Clone of 2048

A faithful terminal (TUI) recreation of 2048, playable with arrow keys, WASD, or Vim-style bindings.

Platforms:None

Stars0

Updated2 years ago

Licensemit

Release2024

Genre: Puzzle

Theme: —

Sporadic

Turok: Dinosaur Hunter (original game, not this project)

Original game image

Turok: Dinosaur Hunter (N64)

Clone of Turok: Dinosaur Hunter

A mirror of the official Turok: Dinosaur Hunter N64 source code archive, including its audio tools.

Platforms:N64

Stars0

Updated9 months ago

LicenseGPL-3.0

Release2023

Genre: FPS

Theme: —

Halted

No preview

TwinBee PARADISE in Donburi Shima Decompilation

A work-in-progress decompilation of TwinBee PARADISE in Donburi Shima for Windows 95.

Stars0

Updated1 year ago

LicenseUnknown

Release2025

Genre: —

Theme: —

Halted

Ultima II: The Revenge of the Enchantress (original game, not this project)

Original game image

UiirJS

Clone of Ultima II: The Revenge of the Enchantress

A JavaScript remake of Ultima II aiming for high fidelity to the original, though currently unplayable and unfinished.

Platforms:Web

Stars0

Updated12 years ago

LicenseUnknown

Release2015

Genre: RPG

Theme: —

Halted

Vintage Master Mind

Clone of Mastermind

A Python/Pygame implementation of the classic board game Mastermind, styled after the original physical board.

Platforms:None

Stars0

Updated2 years ago

LicenseUnknown

Release2021

Genre: Puzzle

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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Minecraft

2009Action

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Doom

1993FPS

The 1993 shooter that defined the genre and sparked a modding culture still alive today — its source release made it one of gaming's most-cloned engines.

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Quake

1996FPS

id Software's fully-3D follow-up to Doom — its GPL-released source (QuakeC included) made it one of the most forked engines in open-source gaming.

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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.

6 clones to play

Grand Theft Auto III

2001Action

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.

5 clones to play

Sonic the Hedgehog

1991Platform

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

8 clones to play