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.
Halted
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Original game imageClone of Sonic the Hedgehog
A decompilation of the 2005 Java mobile port of Sonic the Hedgehog, currently unbuildable and obfuscated.
Active
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Original game imageClone of Geometry Dash
A work-in-progress decompilation of Geometry Dash 1.710 that is not yet in a usable state.
Stars35
Updated2 months ago
LicenseUnknown
Release2025
Genre: Rhythm
Theme: —
Archived
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Original game imageClone of Sonic Adventure
An archived, unplayable project aiming to decompile Sonic Adventure DX: Director's Cut's Windows executable and DLLs.
Platforms:Windows
Stars35
Updated13 years ago
LicenseUnknown
Release2013
Genre: Action
Theme: —
Halted
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Original game imageClone of Rick Dangerous
A reverse-engineered C clone of the 1989 platformer Rick Dangerous, ported across many classic and modern platforms.
Sporadic
Halted
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Original game imageClone of Mega Man 5
A finished disassembly of the NES game Mega Man 5 (NTSC-U) that assembles to a clean ROM.
HaltedOriginal game image
Original game imageClone of Mega Man 5
A complete disassembly of the NTSC-U Mega Man 5 (NES) ROM that reassembles byte-for-byte via the bundled xkas-plus build.
Active
Original game image
Original game imageStars34
Updated1 month ago
LicenseAGPL-3.0
Release2024
Genre: Platform
Theme: —
Halted
Active
Clone of Rocket: Robot on Wheels
A recompilation of Rocket: Robot on Wheels for Windows, Linux and Android with higher resolutions, smoother frame rates and mods.
Stars34
Updated1 month ago
LicenseGPL-3.0
Release2026
Genre: Platform
Theme: —
Active
Original game image
Original game imageClone of Ty the Tasmanian Tiger
A work-in-progress decompilation of Ty the Tasmanian Tiger. The repository contains no game assets or assembly, so an existing copy of the…
Stars34
Updated1 month ago
LicenseCC0-1.0
Release2022
Genre: Platform
Theme: —
Halted
Clone of Contra
Contra_remake is a student project recreating just Contra's first level, built in C++ using a game engine from the author's teacher.
Halted
Clone of Titus the Fox
An open-source engine for Titus the Fox and Moktar that runs the original game files, with movement matching the original.
Halted
Clone of Super Mario
A Wii port of Super Mario War, the fan-made Mario deathmatch game, built on a heavily rewritten SDL Wii.
Active
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Original game imageClone of Crash of the Titans
An unofficial native Windows port of Crash of the Titans, recompiled from the Xbox 360 code; needs your own ISO.
Stars32
Updated1 month ago
LicenseISC
Release2026
Genre: Platform
Theme: —
Sporadic
Clone of Super Mario
A homebrew Switch port of Super Mario War, the fan-made Mario deathmatch game, with experimental cross-platform play.
Active
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Original game imageClone of Knuckles' Chaotix
A static recompilation of Sega 32X Knuckles' Chaotix to native C++ with true widescreen; you supply your own ROM.
Stars31
Updated1 month ago
LicenseMIT
Release2026
Genre: Platform
Theme: —
Halted
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Original game imageClone of Metroid
A cleaned-up disassembly of NES Metroid that reassembles the game's eight banks and checks them against the original.
Halted
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Original game imageClone of Castlevania: Order of Ecclesia
A work-in-progress decompilation of Castlevania: Order of Ecclesia for the DS; you must own the game.
Stars30
Updated1 year ago
LicenseCC0-1.0
Release2024
Genre: Platform
Theme: —
Sporadic
Original game image
Original game imageClone of Mario Bros.
Mario-Bros.-Dis is a byte-to-byte accurate disassembly of NES Mario Bros., covering NTSC, PAL, and GameCube variants.
Platforms:NES
Stars30
Updated4 months ago
LicenseUnknown
Release2018
Genre: Action
Theme: —
Halted
Original game image
Original game imageClone of Sonic 3D Blast
A disassembly of Sonic 3D Blast for the Sega Genesis, shared for educational, non-commercial reference only.
Active
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Original game imageClone of Castlevania: Symphony of the Night
A statically recompiled build of Castlevania: Symphony of the Night for Android, run from your own disc dump.
Halted
Clone of Kula World
Cubosphere is a freeware game similar to Kula World, offering over 450 levels across 34 designs and a built-in level editor.
Halted
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Original game imageClone of Mega Man 4
A complete NES disassembly of Mega Man 4 (NTSC-U) that assembles to a clean ROM.
HaltedOriginal game image
Original game imageClone of Mega Man 4
A complete disassembly of the NTSC-U Mega Man 4 (NES) ROM that reassembles to a byte-for-byte clean ROM, though not all code is documented.
Archived
Clone of Flashback
REminiscence is a re-implementation of Flashback's 1992 engine, supporting its DOS, Amiga, Macintosh, and PC98 releases.
Archived
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Original game imageClone of Bermuda Syndrome
A reimplementation of the game engine for the 1995 adventure game Bermuda Syndrome, built by reverse-engineering the original executable.
Halted
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Original game imageClone of Donkey Kong
A full disassembly of the NES Donkey Kong, covering three ROM revisions, complete but not fully documented and missing graphics data.
Halted
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Original game imageClone of Tomb Raider
A VR version of the original Tomb Raider built on the OpenLara engine, with first-person and top-down diorama modes.
Stars28
Updated1 year ago
LicenseBSD-2-Clause
Release2024
Genre: Platform
Theme: —
Active
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Original game imageClone of Banjo-Kazooie
Harbour Masters' PC port of Banjo-Kazooie with language packs, romhack support and custom assets, built without game assets.
Stars27
Updated3 months ago
LicenseCC0-1.0
Release2026
Genre: Adventure
Theme: —
Halted
Original game image
Original game imageClone of Donkey Kong Country
A disassembly of Donkey Kong Country for the SNES, targeting the USA V1.0 ROM release and built on the author's own SNES ROM Framework.
Active
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Original game imageClone of Ratchet & Clank
A matching decompilation of Ratchet & Clank for the PlayStation 2, built from your own copy of the executable.
Stars27
Updated1 month ago
LicenseUnknown
Release2026
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of Commander Keen Series
An unofficial reconstruction of Commander Keen 4-6's source code, built from Catacomb 3-D, Wolfenstein 3-D, and Keen Dreams code.
HaltedOriginal game image
Original game imageClone of Sonic Adventure
Disassemblies of Sonic Adventure, made mainly to find LandTable data for SA1LVL.
Stars26
Updated13 years ago
LicenseUnknown
Release2013
Genre: Action
Theme: —
Active
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Original game imageClone of Tomba!
A PlayStation decompilation of Tomba! aiming for a byte-identical executable, targeting the NTSC-U version.
Active
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Original game imageClone of Castlevania: Aria of Sorrow
A work-in-progress matching decompilation of Castlevania: Aria of Sorrow (USA).
Stars25
Updated3 months ago
LicenseMIT
Release2025
Genre: Platform
Theme: —
Halted
Original game image
Original game imageClone of Donkey Kong '94
A disassembly of Donkey Kong '94 for Game Boy, reconstructing a specific SHA-1-verified ROM build using tooling from eDKit.
Archived
Active
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Original game imageClone of Manic Miner
A SkoolKit-built disassembly of the ZX Spectrum version of Manic Miner, published as an annotated document rather than a playable clone.