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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Archived

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Star Raiders for Atari 800

Clone of Star Raiders

A hand-typed transcription of the original Atari 800 Star Raiders source code, made from scanned printed listings.

Platforms:Atari

Stars61

Updated10 years ago

LicenseUnknown

Release2015

Genre: Action

Theme: Sci-Fi

Halted

Azteroids

Clone of Asteroids

azteroids is a simple Asteroids-style game written in C++ with OpenGL and GLUT, using the entityx ECS framework and GLFW.

Platforms:WindowsLinuxOSX

Stars60

Updated11 years ago

LicenseUnknown

Release2014

Genre: Arcade

Theme: —

Archived

Blues

Clone of The Blues Brothers

Blues is a from-scratch rewrite of the engines behind The Blues Brothers, with added Prehistorik 2 support.

Platforms:PSP

Stars60

Updated4 years ago

LicenseUnknown

Release2020

Genre: Platform

Theme: —

Sporadic

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Bomberman Hero (US)

Clone of Bomberman Hero

Bomberman Hero (US) is a work-in-progress decompilation of the N64 game, rebuilding its ROM from source rather than emulating or cloning it.

Platforms:N64

Stars60

Updated5 months ago

LicenseUnknown

Release2023

Genre: Action

Theme: —

Halted

Dino Run DX

Clone of Dino Run DX

This is the official released Flash source code for Dino Run DX, shared by developer Pixeljam.

Platforms:Windows

Stars60

Updated3 years ago

LicenseGPL-3.0

Release2023

Genre: Action

Theme: Prehistoric

Halted

Bubble Shooter HTML5

Clone of Puzzle Bobble

Bubble Shooter HTML5 is a browser-based Bust-A-Move/Puzzle Bobble-style game built with HTML5 Canvas and JavaScript.

Platforms:Web

Stars59

Updated2 years ago

LicenseMIT

Release2015

Genre: Puzzle

Theme: —

Active

Elite-A

Clone of Elite

Elite-A is a fan-made enhancement of BBC Micro Elite, built by disassembling and extending the original game's object code.

Platforms:BBC Micro

Stars59

Updated13 days ago

LicenseUnknown

Release2021

Genre: Action

Theme: Sci-Fi

Halted

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Frogger He's Back (PS)

Clone of Frogger: He's Back!

This is a decompilation-based restoration of Frogger: He's Back!'s PlayStation source, byte-matched to the retail NTSC executable.

Platforms:PS

Stars59

Updated1 year ago

LicenseUnknown

Release2023

Genre: Action

Theme: —

Active

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Hishigata

Clone of Project Rhombus

Hishigata is a custom osu!lazer ruleset based on Project Rhombus, distributed as a plugin for existing osu!lazer installs.

Platforms:WindowsLinux

Stars59

Updated18 days ago

LicenseMIT

Release2020

Genre: Rhythm

Theme: —

Halted

Imperialism Remake

Clone of Imperialism

Imperialism Remake is an open-source, Python-based project modeled on the original Imperialism, though development has halted.

Platforms:Windows

Stars59

Updated3 years ago

LicenseGPL-3.0

Release2014

Genre: Turn-Based Strategy

Theme: —

Halted

Iron Doom

Clone of Doom

Iron Doom is a Doom source port written in Rust on the Chocolate Doom codebase, using Bevy's ECS to fix engine bugs.

Platforms:WindowsLinuxOSX

Stars59

Updated1 year ago

LicenseGPL-3.0

Release2024

Genre: FPS

Theme: Sci-Fi

Active

Privacy Friendly 2048

Clone of 2048

A privacy-focused Android version of the 2048 puzzle game with no ads, tracking, or permissions required.

Platforms:Android

Stars59

Updated2 months ago

LicenseGPL-3.0

Release2018

Genre: Puzzle

Theme: —

Halted

Spelunky Classic HD HTML5

Clone of Spelunky Classic

A browser-playable WebAssembly/PWA build of Spelunky Classic HD, ported from its GameMaker source.

Platforms:Web

Stars59

Updated1 year ago

LicenseUnknown

Release2020

Genre: Roguelike

Theme: —

Active

Trackballs

Clone of Marble Madness

Open-source marble-rolling game inspired by Marble Madness, with 3D graphics, Guile scripting support, and a built-in level editor.

Platforms:Linux

Stars59

Updated2 months ago

LicenseGPL-2.0

Release2017

Genre: Arcade

Theme: —

Halted

WWW

Clone of VVVVVV

WWW is a free HTML5 tribute to VVVVVV, recreating its no-jump gravity-flip platforming with original low-res pixel art.

Platforms:Web

Stars59

Updated3 years ago

LicenseGPL-3.0

Release2014

Genre: Puzzle

Theme: —

Halted

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s2smsdisasm

Clone of Sonic the Hedgehog 2 (8-bit video game)

A full disassembly of the 8-bit Sonic the Hedgehog 2 (Master System/Game Gear) code, shared for non-commercial use only.

Platforms:Master System

Stars59

Updated13 years ago

LicenseUnknown

Release2013

Genre: Platform

Theme: —

Sporadic

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vitaRTCW

Clone of Return to Castle Wolfenstein

A PS Vita port of id Software's open-source Return to Castle Wolfenstein single-player release.

Platforms:PSVita

Stars59

Updated4 months ago

LicenseGPL-3.0

Release2018

Genre: FPS

Theme: Sci-Fi

Sporadic

wordle (Haskell)

Clone of Wordle

A Haskell terminal-UI Wordle clone adding infinite mode, custom word lengths, custom dictionaries, and result sharing.

Platforms:None

Stars59

Updated9 months ago

LicenseMIT

Release2022

Genre: Puzzle

Theme: —

Active

Aviator on the BBC Micro

Clone of Aviator

This is a fully documented disassembly of Aviator's original 6502 machine code, hand-reconstructed and annotated by Mark Moxon.

Platforms:BBC Micro

Stars58

Updated25 days ago

LicenseUnknown

Release2021

Genre: Simulation

Theme: —

Sporadic

Colditz Escape

Clone of Escape from Colditz

Colditz Escape is a GPLv3 rewritten engine for the original Amiga game, reverse-engineered from the original binary.

Platforms:WindowsLinuxOSX

Stars58

Updated11 months ago

LicenseUnknown

Release2015

Genre: Action

Theme: —

Halted

CrappyBird

Clone of Flappy Bird

A JavaScript clone of Flappy Bird built with the Canvas 2D API, released under the MIT license.

Platforms:Web

Stars58

Updated2 years ago

LicenseUnknown

Release2014

Genre: Arcade

Theme: —

Halted

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Mikompilation

Clone of Fatal Frame II: Crimson Butterfly

A decompilation of Fatal Frame II: Crimson Butterfly that aims for a fully playable PC port.

Platforms:None

Stars58

Updated2 years ago

LicenseBSD-2-Clause

Release2021

Genre: Action

Theme: Horror

Sporadic

NFS Recompiled

Clone of Need For Speed II

A static recompilation of Need for Speed II SE and III: Hot Pursuit into portable C++ that runs natively on Linux.

Platforms:Linux

Stars58

Updated6 months ago

LicenseUnknown

Release2026

Genre: Racing

Theme: —

Halted

No preview

OpenDrakan

Clone of Drakan: Order of the Flame

An early reverse-engineered recreation of the Riot Engine, aiming to run Drakan: Order of the Flame on modern Linux.

Platforms:Linux

Stars58

Updated2 years ago

LicenseGPL-3.0

Release2018

Genre: Action

Theme: Fantasy

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