SMS.js

Sega Master System Emulator

Debug

CPU Registers

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Disassembly

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VDP Registers

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Palette

VRAM Tiles

Keyboard Controls

Arrow KeysD-Pad
ZButton 1
XButton 2
EnterPause
PPlay/Pause Emulation
RReset
MMute/Unmute

SMS.js — A Sega Master System Emulator in Pure JavaScript

This is an educational emulator. No ROMs are included. You must provide your own legally obtained ROM files.

Remix on Berrry