Recomp / Games / NES

Super Mario Bros. (clean room)

Super Mario Bros. rebuilt from its disassembly and run on EmulatorJS, with every tile, sprite and sound regenerated so no retail ROM data ships.

Clean-room AI-assisted wip playable
Stars0
Commits, 30 days10
Latest release—
Last pushOct 4, 2026

GitHub figures as of 2026-10-14, refreshed daily.

Facts

Original
Super Mario Bros. (1985)
Platform
NES
Method
Clean-room
Provenance
AI-assisted · Built by the site owner with AI coding agents; assets regenerated, no retail data what this means
Status
wip
Licence
none
Team
andrewnakas
Started
2026-10
Runs on
Web
Needs the original
No

How to get it legally

Clean-room, ROM-free. Retail program code runs on EmulatorJS; every texture, sound and model was regenerated, so no retail assets ship (taint scan 0).

This project was rebuilt clean-room by andrewnakas. Facts last checked 2026-10-13.

Sources

Something wrong or out of date? Send a correction.

Nintendo 64 · 1998 · ★ 0

1080° Snowboarding (clean room)

1080° Snowboarding

1080° Snowboarding playable in the browser without a ROM, from the original game program running in a browser N64 emulator (mupen64plus-next via EmulatorJS), with every retail texture and sound regenerated by the clean-room pipeline.

Clean-room AI-assisted playable

Nintendo 64 · 1998 · ★ 0

Banjo-Kazooie (clean room)

Banjo-Kazooie

Banjo-Kazooie playable in the browser without a ROM, from the n64decomp/banjo-kazooie decompilation on EmulatorJS, with every retail texture and sound regenerated by the clean-room pipeline.

Clean-room AI-assisted playable

Nintendo 64 · 2000 · ★ 0

Banjo-Tooie (clean room)

Banjo-Tooie

Banjo-Tooie playable in the browser without a ROM, from the original game program running in a browser N64 emulator (mupen64plus-next via EmulatorJS), with every retail texture and sound regenerated by the clean-room pipeline.

Clean-room AI-assisted playable

Nintendo 64 · 2001 · ★ 0

Conker’s Bad Fur Day (clean room)

Conker’s Bad Fur Day

Conker’s Bad Fur Day playable in the browser without a ROM, from the original game program running in a browser N64 emulator (mupen64plus-next via EmulatorJS), with every retail texture and sound regenerated by the clean-room pipeline.

Clean-room AI-assisted playable

Nintendo 64 · 1997 · ★ 0

Diddy Kong Racing (clean room)

Diddy Kong Racing

Diddy Kong Racing playable in the browser without a ROM, from the Diddy Kong Racing decompilation and SDL2 PC port, with every retail texture and sound regenerated by the clean-room pipeline.

Clean-room AI-assisted playable

Nintendo 64 · 1999 · ★ 0

Donkey Kong 64 (clean room)

Donkey Kong 64

Donkey Kong 64 playable in the browser without a ROM, from the original game program running in a browser N64 emulator (mupen64plus-next via EmulatorJS), with every retail texture and sound regenerated by the clean-room pipeline.

Clean-room AI-assisted playable