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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Sporadic

PipeWalker

Clone of NetWalk

A puzzle game where you connect computers to a server or pipes to taps to complete one circuit.

Platforms:Linux

Stars19

Updated6 months ago

LicenseMIT

Release2018

Genre: Puzzle

Theme: —

Halted

No preview

Princed Resources

Clone of Prince of Persia

A command-line tool for extracting and editing the DAT resource files used by Prince of Persia and its sequel.

Platforms:Windows

Stars19

Updated3 years ago

LicenseGPL-2.0

Release2017

Genre: Platform

Theme: —

Halted

Pyskool

Clone of Back to Skool

Pyskool is a Python/Pygame remake of the ZX Spectrum games Skool Daze and Back to Skool, built to be customizable.

Platforms:Linux

Stars19

Updated1 year ago

LicenseGPL-3.0

Release2013

Genre: Platform

Theme: —

Active

RPG-X

Clone of Star Trek: Voyager – Elite Force

A modified Quake III-based engine build for the Elite Force mod RPG-X2, with raised engine limits.

Platforms:WindowsLinuxOSX

Stars19

Updated3 months ago

LicenseGPL-2.0

Release2011

Genre: FPS

Theme: Sci-Fi

Halted

No preview

SotE

Clone of Star Wars: Shadows of the Empire

An in-progress decompilation of a Nintendo 64 prototype build of Star Wars: Shadows of the Empire, verified by SHA1 checksum.

Platforms:N64

Stars19

Updated1 year ago

LicenseUnknown

Release2024

Genre: Action

Theme: Sci-Fi

Halted

Stunt Car Racer

Clone of Stunt Car Racer

A from-scratch BBC Micro port of Geoff Crammond's 1989 racer Stunt Car Racer, rebuilt via reverse-engineered disassembly.

Platforms:BBC Micro

Stars19

Updated5 years ago

LicenseUnknown

Release2018

Genre: Racing

Theme: —

Sporadic

XSwing Plus

Clone of Swing

An open-source Java remake of 1997 puzzle game Swing (Marble Master), with hot-seat multiplayer and 45 levels.

Platforms:WindowsLinuxOSX

Stars19

Updated10 months ago

LicenseMIT

Release2013

Genre: Puzzle

Theme: —

Archived

No preview

coUserver

Clone of Glitch

The Dart-based web server behind Children of Ur, a continuation built on Glitch's public-domain game elements, live at childrenofur.com.

Platforms:WindowsLinuxOSX

Stars19

Updated8 years ago

LicenseMIT

Release2013

Genre: MMORPG

Theme: —

Halted

No preview

hobbitgfx

Clone of The Hobbit

A from-scratch reimplementation of the graphics engine used by The Hobbit, with a browser-based demo, not a recreation of the full game.

Platforms:Web

Stars19

Updated8 years ago

LicenseUnknown

Release2014

Genre: Adventure

Theme: Fantasy

Halted

No preview

ironseed_fpc

Clone of Ironseed

A Free Pascal port of Iron Seed's original released source code, letting it compile and run natively on GNU/Linux, with ongoing bug fixes.

Platforms:Linux

Stars19

Updated2 years ago

LicenseGPL-3.0

Release2020

Genre: Simulation

Theme: Sci-Fi

Halted

pacman_sdl

Clone of Pac-Man

A C++ and SDL clone of the Pac-Man arcade game for Linux, licensed under GPLv2+.

Platforms:Linux

Stars19

Updated15 years ago

LicenseGPL-2.0

Release2008

Genre: Arcade

Theme: —

Halted

No preview

zorkClone

Clone of Zork

An early-stage, from-scratch Java reimplementation of Zork I-III with a modern command window and autocomplete.

Platforms:None

Stars19

Updated3 years ago

LicenseApache-2.0

Release2016

Genre: Adventure

Theme: —

Halted

No preview

2048 in Haskell

Clone of 2048

A clone of 2048 built with the Gloss vector graphics library in Haskell; development appears to have stopped after the initial version.

Platforms:None

Stars18

Updated12 years ago

LicenseMIT

Release2014

Genre: Puzzle

Theme: —

Halted

No preview

Aladdin_DirectX

Clone of Aladdin

A Windows remake project based on Aladdin, with no documentation beyond its name; listed as unplayable with development halted.

Platforms:Windows

Stars18

Updated8 years ago

LicenseUnknown

Release2017

Genre: Platform

Theme: —

Active

Castle-Combat

Clone of Rampart

A Python clone of Rampart for up to four players, local or networked, installable via uv or pipx and actively maintained.

Platforms:Linux

Stars18

Updated1 month ago

LicenseUnknown

Release2019

Genre: Shmup

Theme: —

Archived

No preview

Commando Source Code

Clone of Commando

Platforms:Atari

Stars18

Updated11 years ago

LicenseUnknown

Release2015

Genre: Shooter

Theme: Modern Military

Halted

No preview

Donkey-Kong-Country-3-Disassembly

Clone of Donkey Kong Country 3

A disassembly of Donkey Kong Country 3 for the SNES targeting the MD5-verified USA ROM, built on the author's own SNES ROM Framework.

Platforms:SNES

Stars18

Updated5 years ago

LicenseGPL-3.0

Release2021

Genre: Platform

Theme: —

Sporadic

Ducpel

Clone of Sokoban

A Sokoban-style logic puzzle game for GNU Emacs, played via M-x ducpel after installing manually or through MELPA/quelpa.

Platforms:None

Stars18

Updated7 months ago

LicenseGPL-3.0

Release2014

Genre: Puzzle

Theme: —

Active

No preview

Jet Set Willy disassembly

Clone of Jet Set Willy

A full disassembly of the ZX Spectrum version of Jet Set Willy, generated with SkoolKit into an annotated, browsable, buildable form.

Platforms:ZX Spectrum

Stars18

Updated1 month ago

LicenseUnknown

Release2014

Genre: Platform

Theme: —

Halted

No preview

Lose Your Marbles

Clone of Lose Your Marbles

A browser-based remake of the 1995 Sega marble-matching game Lose Your Marbles, built with the Phaser JavaScript game framework.

Platforms:Web

Stars18

Updated7 years ago

LicenseMIT

Release2014

Genre: Puzzle

Theme: —

Halted

No preview

OpenLW

Clone of Sonic Lost World

A work-in-progress recreation of Sonic Lost World built from decompilations of the Wii U and PC versions.

Platforms:Windows

Stars18

Updated2 years ago

LicenseUnknown

Release2020

Genre: Platform

Theme: —

Active

No preview

Ryzom Core

Clone of Ryzom

The open-source client, server, and toolkit behind the MMORPG Ryzom, released under AGPLv3 after the game went free in 2010.

Platforms:WindowsLinuxOSX

Stars18

Updated10 days ago

Licenseagpl-3.0

Release2019

Genre: MMORPG

Theme: —

Halted

SDL-Ball

Clone of DX-Ball

A DX-Ball/Breakout-style brick-breaker with mouse, joystick, and Wii Remote support, plus custom themes.

Platforms:WindowsLinux

Stars18

Updated3 years ago

LicenseGPL-3.0

Release2014

Genre: Arcade

Theme: —

Active

Siege Studio

Clone of Earthsiege 2

A file-format viewer/converter for reverse-engineered Dynamix game data (Earthsiege, Starsiege, Tribes, Red Baron and more).

Platforms:Windows

Stars18

Updated1 month ago

LicenseMIT

Release2019

Genre: Simulation

Theme: Sci-Fi

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