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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PyPacMan

Clone of Pac-Man

PyPacMan is a small Python implementation of Pac-Man split into separate AI, input, and game modules.

Platforms:None

Stars2

Updated10 years ago

LicenseUnknown

Release2013

Genre: Arcade

Theme: —

Archived

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Q2Pro

Clone of Quake 2

Q2PRO is an enhanced, now-archived Quake II client and server adding modern rendering, sound, and networking features.

Platforms:WindowsLinux

Stars2

Updated10 months ago

LicenseGPL-2.0

Release2025

Genre: FPS

Theme: Sci-Fi

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SITDDISASM

Clone of Shining in the Darkness

A fully documented disassembly of Shining in the Darkness that can reassemble a bit-perfect copy of the original ROM.

Platforms:Genesis

Stars2

Updated2 years ago

LicenseUnknown

Release2024

Genre: RPG

Theme: Fantasy

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Scheddy Kong Racing

Clone of Diddy Kong Racing

A modified Diddy Kong Racing decompilation with a redesigned scheduler for a fluid, uncapped frame rate up to 60 FPS.

Platforms:N64

Stars2

Updated3 years ago

LicenseUnknown

Release2023

Genre: Racing

Theme: —

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SliLights

Clone of Lights Out

A Delphi clone of Tiger's Lights Out puzzle toy, bundling 100 built-in levels and a random level generator.

Platforms:Windows

Stars2

Updated3 years ago

LicenseGPL-3.0

Release2020

Genre: Puzzle

Theme: —

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SliLumns

Clone of Columns

Platforms:Windows

Stars2

Updated6 years ago

LicenseGPL-3.0

Release2020

Genre: Puzzle

Theme: —

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SliPeg

Clone of Peg Solitaire

Platforms:Windows

Stars2

Updated6 years ago

LicenseGPL-3.0

Release2020

Genre: Puzzle

Theme: —

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SliSame

Clone of SameGame

Platforms:Windows

Stars2

Updated6 years ago

LicenseGPL-3.0

Release2020

Genre: Puzzle

Theme: —

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SliTris

Clone of Tetris

A configurable Tetris clone with adjustable starting height, density, and speed, plus a local top-10 high score list.

Platforms:Windows

Stars2

Updated2 years ago

LicenseGPL-3.0

Release2020

Genre: Puzzle

Theme: Abstract

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SpaceTwitch

Clone of Tempest

A browser-based remake of Atari's Tempest, adding power-ups like cloned ships and faster shots.

Platforms:Web

Stars2

Updated12 years ago

LicenseUnknown

Release2014

Genre: Arcade

Theme: —

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Spider-Man & the X-Men in Arcade's Revenge (SNES) Disassembly

Clone of Spider-Man and the X-Men in Arcade's Revenge

A full disassembly of the SNES USA release of Spider-Man and the X-Men in Arcade's Revenge.

Platforms:SNES

Stars2

Updated5 years ago

LicenseGPL-3.0

Release2021

Genre: Action

Theme: —

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Super Lemonade Factory 1989

Clone of Super Lemonade Factory

A Game Boy-styled puzzle-platformer with six playable locations and characters, and a soundtrack posted on Bandcamp.

Platforms:Windows

Stars2

Updated10 years ago

LicenseUnknown

Release2014

Genre: Puzzle

Theme: —

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Super Mario Brothers High Level Disassembly

Clone of Super Mario Bros.

A high-level disassembly of the original Super Mario Bros. NES game.

Platforms:NES

Stars2

Updated7 years ago

LicenseUnknown

Release2014

Genre: Action

Theme: —

Active

SuperBagman500

Clone of Super Bagman

A 2023 Amiga remake of the 1984 arcade game Super Bagman, built by transcoding 99% of the original Z80 code to 68000.

Platforms:Amiga

Stars2

Updated2 months ago

LicenseUnknown

Release2023

Genre: Action

Theme: —

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SuperHorrorFactory

Clone of Super Lemonade Factory

Platforms:Windows

Stars2

Updated10 years ago

LicenseUnknown

Release2015

Genre: Puzzle

Theme: —

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The Castles of Doctor Creep

Clone of The Castles of Dr. Creep

Source to build an EasyFlash cartridge version of The Castles of Doctor Creep for the C64, adding save-game support; not thoroughly tested.

Platforms:C64

Stars2

Updated3 years ago

LicenseApache-2.0

Release2023

Genre: Arcade

Theme: —

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Travel With Trashman

Clone of Travel with Trashman

A SkoolKit disassembly of the 1984 ZX Spectrum game Travel With Trashman, published as browsable hex/decimal listings.

Platforms:ZX Spectrum

Stars2

Updated1 year ago

LicenseGPL-3.0

Release2024

Genre: Action

Theme: —

Active

US Championship V'ball

Clone of V'Ball

A from-scratch Amiga remake of the 1988 arcade volleyball game V'Ball, reverse-engineered from the original code.

Platforms:Amiga

Stars2

Updated2 months ago

LicenseUnknown

Release2025

Genre: Sports

Theme: —

Sporadic

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Uplink

Clone of Uplink

Platforms:Linux

Stars2

Updated7 months ago

LicenseMIT

Release2025

Genre: Simulation

Theme: —

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Vectoroids

Clone of Asteroids

An SDL vector-graphics take on Asteroids, adapted from the author's earlier PDA game Agendaroids.

Platforms:WebWindowsLinux

Stars2

Updated2 years ago

LicenseGPL-2.0

Release2023

Genre: Arcade

Theme: —

Halted

W.R. Hutsell's Civil War Battleset

Clone of Civil War Battleset

The preserved original DOS source code for W.R. Hutsell's tactical Civil War wargame, kept unedited for history.

Platforms:DOS

Stars2

Updated1 year ago

LicenseMIT

Release2021

Genre: Simulation

Theme: Civil War

Active

Willy the Worm

Clone of Willy the Worm

An open-source remake of the 1985 Pascal platformer Willy the Worm, with Python and C++ versions.

Platforms:Windows

Stars2

Updated13 days ago

LicenseMIT

Release2023

Genre: Arcade

Theme: —

Active

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XBoing

Clone of Breakout

A faithful SDL2 modernization of Justin Kibell's 1996 XBoing, preserving all 80 original levels and physics.

Platforms:LinuxOSX

Stars2

Updated21 days ago

LicenseMIT

Release2026

Genre: Arcade

Theme: —

Archived

asm2048

Clone of 2048

A low-level 2048 implementation in x86-64 assembly and C with SDL2 graphics, targeting GNU/Linux; archived and no longer maintained.

Platforms:Linux

Stars2

Updated5 years ago

LicenseMIT

Release2020

Genre: Puzzle

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