: Sound support was added for Konami Viper hardware, and a large collection of unlicensed NES/Famicom multi-game cartridges became playable.
MAME itself is legal, but downloading ROM sets is legally gray. ROMs are copyrighted, so you should only use ROMs from games you physically own. For preservation, projects like the Internet Archive have hosted older sets, but always check your local laws.
: Sound support was added for Konami Viper hardware, and a large collection of unlicensed NES/Famicom multi-game cartridges became playable.
MAME itself is legal, but downloading ROM sets is legally gray. ROMs are copyrighted, so you should only use ROMs from games you physically own. For preservation, projects like the Internet Archive have hosted older sets, but always check your local laws.