Wario Land 4
Wario Land 4 (GBA, 2001) has a matching decompilation, lilDavid/warioland4, and 2 other public projects, including a static recompilation.
Data checked 2026-10-12 · unbaked registry
Projects
Clean-room decompilation of Wario Land 4
Clean-room WIP decompilation building US/EU and JP versions; MIT
Wario Land 4: byte-matching decompilation build, plus a bring-your-own-ROM browser port on WebAssembly. Ships no game assets.
andrewnakas/decompgames browser build: the TsilaAllaoui/warioland4 decompilation, built to a matching ROM and run on a WebAssembly build of mGBA; verification: {"status": "smoke-tested", "date": null, "browsers":, "scope": "Muted headless…
Experimental-preview gbarecomp (mstan GBARecomp + recomp-ui) static recompilation to native Windows x64 by Zaxaerith, several of them decomp-assisted (using existing decomp symbol maps); part of a ~15-title Sep-Oct 2026 batch; no ROMs/BIOS…
What you need
You need your own copy of the game: these projects ship code only.
Same toolchain
More on GBA
Found via andrewnakas/decompgames/blob/main/src/data/games, andrewnakas.github.io/warioland4-web/
GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.