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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Skifree-HTML5-clone

Clone of SkiFree

A simple, first-attempt JavaScript/HTML5 canvas remake of SkiFree, still missing jumping and a restart option.

Platforms:Web

Stars22

Updated15 years ago

LicenseUnknown

Release2011

Genre: Arcade

Theme: —

Halted

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Starship Command 2022 Edition

Clone of Starship Command

An enhanced 2022 update of Acornsoft's 1983 BBC Micro shooter Starship Command, with faster play and more enemies.

Platforms:BBC Micro

Stars22

Updated2 years ago

LicenseUnknown

Release2022

Genre: Shooter

Theme: Sci-Fi

Halted

Ultimate Play the Game disassemblies

Clone of Alien 8

SkoolKit-based disassemblies of several 1980s Ultimate Play the Game ZX Spectrum titles, including Atic Atac and Jetpac.

Platforms:ZX Spectrum

Stars22

Updated2 years ago

LicenseUnknown

Release2021

Genre: Action

Theme: Sci-Fi

Archived

No preview

WaterRace

Clone of WaterRace

The official French Touch source release of WaterRace, a 2000 Mac OS 9 3D boat racing game, code under GPLv2.

Platforms:Classic Mac OS

Stars22

Updated6 months ago

LicenseGPL-2.0

Release2014

Genre: Racing

Theme: —

Halted

cc94

Clone of Sid Meier's Colonization

An early-preview remake of Sid Meier's Colonization for web browsers and Linux, reusing the original's graphics files to play.

Platforms:Web

Stars22

Updated8 years ago

LicenseAGPL-3.0

Release2014

Genre: Turn-Based Strategy

Theme: —

Archived

hs2048

Clone of 2048

A Haskell implementation of 2048 with a text-based console interface.

Platforms:None

Stars22

Updated10 years ago

LicenseUnknown

Release2014

Genre: Puzzle

Theme: —

Halted

roadfighter

Clone of Road Fighter

A portable Road Fighter remake with added support for Pandora, ODROID, and x86 Linux builds.

Platforms:WindowsLinuxOSX

Stars22

Updated4 years ago

LicenseUnknown

Release2015

Genre: Racing

Theme: —

Sporadic

No preview

wkbre2

Clone of Warrior Kings

A from-scratch, multiplayer-capable rewrite of the wkbre Warrior Kings engine reimplementation, still in early development.

Platforms:WindowsLinux

Stars22

Updated5 months ago

LicenseGPL-3.0

Release2019

Genre: Real-Time Strategy

Theme: —

Archived

No preview

Arashi-JS

Clone of Tempest

A work-in-progress JavaScript/HTML5 clone of Tempest, adapted from the Macintosh clone Project ARASHI rather than the arcade original.

Platforms:Web

Stars21

Updated16 years ago

LicenseGPL-2.0

Release2010

Genre: Arcade

Theme: —

Sporadic

BBTools

Clone of Beasts and Bumpkins

A small collection of utilities for Beasts and Bumpkins, including a MAPViewer and SpriteViewer plus documentation of its file format.

Platforms:Windows

Stars21

Updated11 months ago

LicenseGPL-3.0

Release2017

Genre: Real-Time Strategy

Theme: Comedy

Halted

Berserker@Quake2 Engine

Clone of Quake 2

A port of the Berserker@Quake2 engine to SDL2 for Linux and Windows, requiring the player's own Quake II game data; no longer developed.

Platforms:WindowsLinux

Stars21

Updated5 years ago

LicenseGPL-2.0

Release2016

Genre: FPS

Theme: Sci-Fi

Halted

Crack Attack!

Clone of Tetris Attack

An open-source clone of Tetris Attack, with its README giving little further detail beyond install instructions and documentation.

Platforms:WindowsLinux

Stars21

Updated17 years ago

LicenseGPL-2.0

Release2008

Genre: Puzzle

Theme: Abstract

Halted

Diamonds

Clone of Diamonds

A Breakout-style game where the ball moves automatically and the player steers it to clear diamond blocks, built on SDL under GPLv3.

Platforms:Windows

Stars21

Updated11 years ago

LicenseGPL-3.0

Release2012

Genre: Action

Theme: —

Halted

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Honey Town

Clone of Story of Seasons series

An open-source farming RPG engine in C#/MonoGame with tools, crops, a day/season cycle, and partial livestock support; more is planned.

Platforms:WindowsLinuxOSX

Stars21

Updated3 years ago

LicenseGPL-3.0

Release2019

Genre: Simulation

Theme: Anime

Halted

Izmir

Clone of Izmir

The complete executables, data, and source code for Izmir, a 1995 Korean PC game open-sourced for its 20th anniversary, run via DOSBox.

Platforms:DOS

Stars21

Updated5 years ago

LicenseUnknown

Release2015

Genre: Action

Theme: Sci-Fi

Halted

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Mario vs. Donkey Kong

Clone of Mario vs. Donkey Kong

A disassembly of the US Game Boy Advance release of Mario vs. Donkey Kong that rebuilds to a byte-identical, MD5-verified ROM.

Platforms:GBA

Stars21

Updated2 years ago

LicenseUnknown

Release2017

Genre: Platform

Theme: —

Halted

Paybacktime 2

Clone of PaybackTime 2

An X-COM-style turn-based tactics game for MS-DOS from 1994-97, released as public domain with full source and set up for DOSBox.

Platforms:WebWindows

Stars21

Updated2 years ago

LicenseUnknown

Release2014

Genre: Turn-Based Tactics

Theme: Sci-Fi

Halted

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Restunts

Clone of Stunts

Restunts is a reverse-engineering project that disassembles and progressively ports the 1990 racing game Stunts to C.

Platforms:DOS

Stars21

Updated6 years ago

LicenseUnknown

Release2020

Genre: Racing

Theme: —

Halted

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Tank: Zone of Death

Clone of Battle City

A 2D tank shooter for Windows inspired by the classic Namco game Battle City.

Platforms:Windows

Stars21

Updated4 years ago

LicenseUnknown

Release2015

Genre: Arcade

Theme: —

Halted

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ff2

Clone of Final Fantasy II

A disassembly and ROM documentation project for Final Fantasy II on the NES.

Platforms:NES

Stars21

Updated3 years ago

LicenseUnknown

Release2022

Genre: RPG

Theme: Fantasy

Halted

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nba-hangtime

Clone of NBA Hangtime

The source code of Midway's 1996 arcade basketball game NBA Hangtime, preserved in the historicalsource repository.

Platforms:Arcade

Stars21

Updated5 years ago

LicenseUnknown

Release2021

Genre: Sports

Theme: —

Sporadic

No preview

twozero48

Clone of 2048

A Rust-based command-line implementation of 2048, playable in the terminal or via a web version.

Platforms:None

Stars21

Updated3 months ago

LicenseMIT

Release2021

Genre: Puzzle

Theme: —

Halted

wbta

Clone of Tempest

wbta is an Android port of the wbt Tempest clone, reproducing many of the arcade original's screens via touch controls.

Platforms:Android

Stars21

Updated10 years ago

LicenseUnknown

Release2015

Genre: Arcade

Theme: —

Halted

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Battle Konchuuden

Clone of Battle Konchūden

Preserves official PlayStation source code for the NTSC-J-only Battle Konchūden, credited to Normmatt and described as probably complete.

Platforms:PS

Stars20

Updated6 years ago

LicenseUnknown

Release2019

Genre: RPG

Theme: —

People are curious about clones of...

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

View all originals

Minecraft

2009Action

The block-building sandbox that reshaped an entire genre — open-source clones range from full Java reimplementations to engines built from scratch.

41 clones to play

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.

40 clones to play

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.

20 clones to play

Super Mario

1985Platform

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

20 clones to play

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.

17 clones to play

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

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.

3 clones to play

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.

4 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.

7 clones to play