■

GROK NES

NES · GB · GBC

DEMO ROM -- FPS

Drop a .nes, .gb, .gbc, or .zip — or play the built-in NES demo

CRT filter Smooth scale

Mapper 0 NROM

Controls

D-Pad	Arrow keys / WASD
A	Z / J
B	X / K
Start	Enter
Select	Shift / Space

Xbox / DualShock / generic gamepads work once you press a button on them. Game Boy cores also accept their own on-screen mapping.

Use ROMs you legally own. Nothing is uploaded from Drive except into this browser tab. No commercial games are bundled.

NES · Game Boy · Game Boy Color emu.burtlabs.org

Google Drive setup

One-time Cloud project. Credentials stay in this browser. Authorized JavaScript origins must include:

https://emu.burtlabs.org
http://localhost:8765

Create a Google Cloud project and enable Google Drive API + Google Picker API.
OAuth consent screen: External, add yourself as a test user.
Create an OAuth Web application client ID with those origins (required).
API key and project number (App ID) help the picker download binary ROMs and zips.

OAuth client ID API key Project number (App ID)

ROMs in this zip

Pick the game to load. Nested zips are unpacked too.