Awesome

Miracle - a Javascript Sega Master System emulator

Requires make, perl and python to build. Place ROMs in the roms directory as romname.sms and then run make to build the emulation script files and the ROM data.

z80 emulation and test are based on rev 1071 of http://svn.matt.west.co.tt/svn/jsspec/trunk

Miracle can be taken for a spin at https://miracle.xania.org/