Sonic & Knuckles Recomp

PC port of Sonic & Knuckles

  • RecompilationPort Type
  • mstanDeveloper
  • 18 Oct 2026Page Updated
Sonic & Knuckles

Details

Developer
mstan
Port Type
RecompilationA tool translated the game's original machine code into C automatically, which was then built as a native PC program.
AI Use
AI-assistedAn AI coding tool is credited as co-author on 35 of the repository's 81 commits. Source
Source Code
GitHub
Page Updated

Platform Support

  • Windows
  • Linux

ScreenshotsView All (6)

What you need: A Sonic & Knuckles ROM for the Mega Drive / Genesis, dumped from your own cartridge.

Overview

Widescreen

Sonic & Knuckles Recomp is a native Windows and Linux port of Sonic & Knuckles for the Mega Drive, made by mstan by statically recompiling the game’s 68000 code into C. It comes from the Sonic3AndKnucklesRecomp project, which builds Sonic 3, Sonic & Knuckles and the locked-on Sonic 3 & Knuckles as separate programs.

It adds widescreen and a Knuckles & Knuckles mod. It is an early bring-up and not yet playable through the whole game.

The author says AI tools were used heavily in making it.

The download contains no game data. It needs a Sonic & Knuckles ROM, dumped from your own cartridge.

How to Set It Up

  1. Download the Windows zip or the Linux AppImage for Sonic & Knuckles Recomp and extract or unpack it.
  2. Run the program and point it at your Sonic & Knuckles ROM.
  3. Turn on widescreen or the Knuckles & Knuckles mod in the settings if you want them.
  4. The Linux AppImage needs a distribution with glibc 2.39 or newer.
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