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

Sonic the Hedgehog (original game, not this project)

Original game image

Sonic the Hedgehog Decompilation

Clone of Sonic the Hedgehog

A decompilation of the Didj version of Sonic the Hedgehog.

Stars1

Updated2 years ago

LicenseUnknown

Release2024

Genre: Platform

Theme: —

Halted

Legacy of Kain: Soul Reaver (original game, not this project)

Original game image

Soul Reaverse

Clone of Legacy of Kain: Soul Reaver

An in-progress source reconstruction of PS1's Legacy of Kain: Soul Reaver, built from a debug-symbol-rich prototype, about 58% complete.

Platforms:PS

Stars1

Updated1 year ago

LicenseCC0-1.0

Release2024

Genre: Action

Theme: Fantasy

Sporadic

Space Invaders Part II

Clone of Space Invaders Part II

A from-scratch C++/SDL2/OpenGL clone of the 1979 arcade game Space Invaders Part II, using a custom single-file rendering engine.

Platforms:Linux

Stars1

Updated8 months ago

LicenseMIT

Release2021

Genre: Arcade

Theme: Sci-Fi

Active

Star Wars: Episode I – The Phantom Menace (original game, not this project)

Original game image

Star Wars Episode I: The Phantom Menace Recompilation

Clone of Star Wars: Episode I – The Phantom Menace

A recompilation of Star Wars Episode I: The Phantom Menace built on PSXRecomp; version 0.1.0 is still a release candidate.

Stars1

Updated1 month ago

LicenseUnknown

Release2026

Genre: Action

Theme: —

Halted

Stardew Valley (original game, not this project)

Original game image

StawdewValley

Clone of Stardew Valley

A decompiled release of Stardew Valley's source code, currently unplayable in its present state.

Platforms:Windows

Stars1

Updated9 years ago

LicenseUnknown

Release2017

Genre: Simulation

Theme: —

Active

Suikoden (original game, not this project)

Original game image

Suikoden Recompilation

Clone of Suikoden

The README says version 0.1.0 is being prepared for September 7, 2026, and that package setup and gameplay acceptance are pending.

Stars1

Updated1 month ago

LicenseUnknown

Release2026

Genre: role-playing video game

Theme: —

Halted

No preview

Super Lemonade Factory Part Two

Clone of Super Lemonade Factory Part Two

A ground-up rewritten sequel to 2012's Super Lemonade Factory, sending returning heroes Andre and Liselot to new global locations.

Platforms:Windows

Stars1

Updated10 years ago

LicenseUnknown

Release2014

Genre: Platform

Theme: —

Halted

Super Star Trek meets 25th Anniversary

Clone of Super Star Trek

A remake of the 1978 strategy game Super Star Trek, reimagined with the bridge-crew command interface of Star Trek: 25th Anniversary.

Platforms:WebWindowsLinux

Stars1

Updated1 year ago

LicenseUnknown

Release2025

Genre: Simulation

Theme: Sci-Fi

Halted

No preview

Supernova

Clone of Supernova

A 2018 Free Pascal port of Scott Miller's 1987 MS-DOS game Supernova, best played in an 80x25 terminal.

Platforms:Windows

Stars1

Updated8 years ago

LicenseGPL-2.0

Release2018

Genre: Adventure

Theme: Sci-Fi

Active

Team Buddies Recompilation

Clone of Team Buddies

A static recompilation kit for Team Buddies (Europe): you supply the disc image and BIOS, and setup builds it locally.

Stars1

Updated1 month ago

LicenseGPL-3.0

Release2026

Genre: Real-Time Strategy

Theme: —

Halted

TetriNET (original game, not this project)

Original game image

Tetrinet for Linux

Clone of TetriNET

A public-domain, text-console Linux port of the original Windows TetriNET online multiplayer client.

Platforms:Linux

Stars1

Updated6 years ago

LicenseUnknown

Release2020

Genre: Puzzle

Theme: —

Halted

TetrisPy

Clone of Tetris

An old-school-styled Python Tetris clone with optional downloadable sound effects, built in about five days.

Platforms:WindowsLinux

Stars1

Updated3 years ago

LicenseAGPL-3.0

Release2022

Genre: Puzzle

Theme: Abstract

Active

The Fifth Element (original game, not this project)

Original game image

The Fifth Element Recompilation

Clone of The Fifth Element

A release-candidate recompilation of The Fifth Element built on PSXRecomp; needs your own game disc and Europe BIOS.

Stars1

Updated1 month ago

LicenseUnknown

Release2026

Genre: Action

Theme: —

Active

No preview

The Journeyman Project Turbo! Decompilation

Clone of The Journeyman Project

A decompilation of the Windows 3.1 version of The Journeyman Project Turbo!, aimed at enabling a ScummVM port.

Stars1

Updated3 months ago

LicenseGPL-3.0

Release2025

Genre: adventure video game

Theme: —

Halted

The Only One Project

Clone of Legend of Zelda - A Link to the Past

A short, hardcore Zelda fan adventure set in a world parallel to A Link to the Past, built around one large puzzle dungeon.

Platforms:WindowsLinuxOSX

Stars1

Updated2 years ago

LicenseGPL-3.0

Release2021

Genre: Action

Theme: —

Active

Threads of Fate (original game, not this project)

Original game image

Threads of Fate Recompilation

Clone of Threads of Fate

A PSXRecomp-based recompilation of Threads of Fate that needs your own game disc and BIOS.

Stars1

Updated1 month ago

LicenseUnknown

Release2026

Genre: RPG

Theme: —

Sporadic

Ticoban

Clone of Sokoban

A Sokoban clone built with Pyxel, playable on Linux and Windows in English or Spanish.

Platforms:WindowsLinux

Stars1

Updated8 months ago

LicenseGPL-3.0

Release2023

Genre: Puzzle

Theme: —

Halted

No preview

Tiny Digital Invader

Clone of Digital Invaders

A clone of the 1980 Casio MG-880 calculator game Digital Invaders, built for the Arduboy using only 7-segment displays.

Platforms:Arduino

Stars1

Updated6 years ago

LicenseGPL-2.0

Release2016

Genre: —

Theme: —

Halted

Tokimeki Memorial (original game, not this project)

Original game image

Tokimeki Memorial: Forever With You Decompilation

Clone of Tokimeki Memorial

A work-in-progress decompilation of Tokimeki Memorial: Forever With You (PS1, version 1.1).

Stars1

Updated2 years ago

LicenseUnknown

Release2024

Genre: dating sim

Theme: —

Active

No preview

Tokyo Highway Battle Recompilation

Clone of Tokyo Highway Battle

A PSXRecomp-based recompilation of Tokyo Highway Battle that needs your own game disc and BIOS.

Stars1

Updated1 month ago

LicenseUnknown

Release2026

Genre: Racing

Theme: —

Halted

TunnelTanks

Clone of Tunneler

TunnelTanks is a modernized SDL-powered port of the 1991 DOS game Tunneler, with an experimental Android build.

Platforms:Linux

Stars1

Updated12 years ago

LicenseUnknown

Release2014

Genre: Action

Theme: —

Archived

Fallout 3: Van Buren (original game, not this project)

Original game image

VBEditor

Clone of Fallout 3: Van Buren

A work-in-progress editor for the file formats of Fallout's canceled Van Buren build, currently supporting .MAP and .CRT.

Platforms:Windows

Stars1

Updated3 years ago

LicenseUnknown

Release2022

Genre: RPG

Theme: —

Active

Vampire Hunter D Recompilation

Clone of Vampire Hunter D

A static recompilation of Vampire Hunter D built on psxrecomp, with a Windows x64 setup host that needs your own disc image.

Stars1

Updated1 month ago

LicenseGPL-3.0

Release2026

Genre: survival horror

Theme: —

Halted

Willow (original game, not this project)

Original game image

Willow-Game-Remake

Clone of Willow

A C++ remake of just the first level of Capcom's 1989 arcade game Willow, built as a learning project.

Platforms:Windows

Stars1

Updated12 years ago

LicenseUnknown

Release2014

Genre: Arcade

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.

43 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.

20 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 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.

4 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.

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