Free & Open Source Platformer Games
565 free, open-source platformer games — real clones and remakes you can download, inspect the source of, and modify. Not just free to play: the code itself is open.
Sporadic
Original game image
Original game imageClone of Sonic '06
A recompiled, playable-start-to-finish rebuild of the Sonic '06 tech demo using the ReXGlue SDK.
Platforms:Windows
Stars15
Updated8 months ago
LicenseUnknown
Release2026
Genre: Action
Theme: —
Halted
Original game image
Original game imageClone of Super Mario Bros.: The Lost Levels
A disassembly of Super Mario Bros. 2 Japan (The Lost Levels), adapted here to build with the CC65 assembler.
Platforms:NES
Stars15
Updated1 year ago
LicenseUnknown
Release2021
Genre: Action
Theme: —
Active
Original game image
Original game imageClone of Banjo-Kazooie
A Nintendo Switch port of Harbour Masters' Lighthouse PC port of Banjo-Kazooie, shipped without copyrighted assets.
Stars14
Updated2 months ago
LicenseCC0-1.0
Release2026
Genre: Adventure
Theme: —
Halted
Original game image
Original game imageClone of Bio Menace
A work-in-progress decompilation of Bio Menace, matching the original episode 1 executable byte-for-byte; episodes 2-3 aren't done.
Halted
Original game image
Original game imageClone of Crash Bandicoot: The Wrath of Cortex
A project to decompile Crash Bandicoot: The Wrath of Cortex (PS2, v1.00, NTSC-U).
Stars14
Updated1 year ago
LicenseGPL-3.0
Release2024
Genre: Platform
Theme: —
Active
Active
Clone of Sonic '06
A decompilation of Sonic the Hedgehog (2006) for the Xbox 360 that requires your own copy of the game.
Stars14
Updated2 months ago
LicenseCC0-1.0
Release2026
Genre: Action
Theme: —
Active
Clone of Alice in Wonderland
A work-in-progress decompilation of the 2010 Wii game Alice in Wonderland, covering the USA and PAL versions.
Stars13
Updated2 months ago
LicenseCC0-1.0
Release2024
Genre: Platform
Theme: —
Active
Clone of Kirby's Dream Collection
A work-in-progress decompilation of Kirby's Dream Collection, supporting the Rev 0 (USA) version.
Stars13
Updated3 months ago
LicenseCC0-1.0
Release2025
Genre: Platform
Theme: —
Halted
Clone of Mega Man 7
Halted
Halted
Clone of Donkey Kong
A feature-complete recreation of the 1981 arcade game Donkey Kong for Windows and Linux, built in C++ with Allegro5.
Halted
Clone of Flappy Bird
A Flappy Bird clone for Emacs, distributed as a MELPA package under the MIT license.
Archived
Original game image
Original game imageClone of Flappy Bird
A Flappy Bird-style game about a bee dodging bamboo shoots, built with SDL 1.2 for PC and the OpenDingux handheld under the GPLv2.
Active
Archived
Original game image
Original game imageClone of Ratchet & Clank
A work-in-progress decompilation project for PS2 Ratchet & Clank games.
Stars12
Updated1 year ago
LicenseApache-2.0
Release2025
Genre: Platform
Theme: —
Active
Original game image
Original game imageClone of Sheep, Dog 'n' Wolf
A byte-matching decompilation of the 2001 PC game Sheep, Dog 'n' Wolf (released in North America as Sheep Raider), PAL version,…
Stars12
Updated1 month ago
LicenseMIT
Release2026
Genre: Platform
Theme: —
Active
Original game image
Original game imageClone of Super Ghouls 'n Ghosts
A disassembly of Super Ghouls 'n Ghosts covering the JP, US and EU versions; the US and JP prototypes are not yet covered.
Stars12
Updated1 month ago
LicenseUnknown
Release2024
Genre: Platform
Theme: —
Active
Original game image
Original game imageClone of Chameleon Twist
A decompilation project for Chameleon Twist, working from the Japanese v1.0 ROM and not yet near completion.
Archived
Original game image
Original game imageClone of Donkey Kong 64
A work-in-progress decompilation of Donkey Kong 64, aiming to recreate a source code base for the game from scratch using information found…
Stars11
Updated2 years ago
LicenseUnknown
Release2022
Genre: Platform
Theme: —
Halted
Halted
Clone of Duke Nukem
A work-in-progress Rust reimplementation of the 1991 DOS game Duke Nukem 1 for Linux, missing some functionality.
Active
Original game image
Original game imageClone of Kirby's Dream Land
A fan-made recompilation of Kirby's Dream Land for modern systems; you must supply your own legally obtained ROM.
Stars11
Updated2 months ago
LicenseUnknown
Release2026
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of Rex
An annotated, browsable disassembly of the ZX Spectrum version of Rex (1988), built with SkoolKit.
Active
Original game image
Original game imageClone of Sonic Adventure
An unofficial native PC port of the Dreamcast Sonic Adventure, with widescreen and modern camera options.
Stars11
Updated1 month ago
LicenseUnknown
Release2026
Genre: Action
Theme: —
Active
Clone of Super Methane Brothers
A conversion of the Amiga game Super Methane Brothers to Linux, Windows and Android.
Stars11
Updated1 month ago
LicenseGPL-2.0
Release2021
Genre: Platform
Theme: —
Active
Original game image
Original game imageClone of Wario Land 4
A work-in-progress decompilation of Wario Land 4 that builds the US/EU and JP versions with agbcc.
Stars11
Updated3 months ago
LicenseMIT
Release2025
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of Pitfall!
A remake of the Atari 2600 game Pitfall! built with DIV Games Studio, playable in-browser with builds for Windows, Linux, Android, and PSP.
Halted
Original game image
Original game imageClone of SkyRoads
Halted
Active
Clone of Faxanadu
A playable static recompilation of the NES game Faxanadu into a native PC program, built with the NESRecomp framework.
Active
Clone of Another World 2: Heart of the Alien
A from-scratch rewrite of Heart of the Alien for modern systems, requiring the original Sega CD ISO and audio tracks, built with CMake.
Archived
Original game image
Original game imageClone of Super Mario 64 DS
A decompilation of Super Mario 64 DS that builds the European ROM.
Stars10
Updated2 years ago
LicenseUnknown
Release2024
Genre: Platform
Theme: —
Sporadic
Original game image
Original game imageClone of Shadow of the Beast
A browser-based HTML5/PixiJS remake recreating the feel of the 1989 Amiga game Shadow of the Beast.
ActiveOriginal game image
Original game imageClone of Crash Bandicoot: The Wrath of Cortex
A byte-exact matching decompilation of Crash Bandicoot: The Wrath of Cortex for PS2 (PAL v1.03).
Stars9
Updated1 month ago
LicenseGPL-3.0
Release2026
Genre: Platform
Theme: —
Active
Original game image
Original game imageClone of Earthworm Jim 2
A native Windows static recompilation of the PlayStation Earthworm Jim 2, built from a disc you own.
Stars9
Updated1 month ago
LicenseUnknown
Release2026
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of Happy Wheels
A decompilation of Happy Wheels that is built and run with npm.
Stars9
Updated1 year ago
LicenseMIT
Release2025
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of Home Alone 2: Lost in New York
The original NES source code for Home Alone 2: Lost in New York, preserved and publicly shared via @frankcifaldi on Twitter.
Platforms:NES
Stars9
Updated7 years ago
LicenseUnknown
Release2019
Genre: Action
Theme: —
Halted
