There is called “Extramame.” The term appears to be a deliberate misspelling or variation of MAME (Multiple Arcade Machine Emulator).
: Removes the "Trial Version" pop-ups that appear when starting games. Full Game Access Extramame Registration Key
or “Extramame” has occasionally appeared on scam/crack/keygen websites as a fabricated software name . These sites use such names to trick users into downloading malware, adware, or fake “key generators.” There is called “Extramame
If you feel strongly about using a specific custom build, reach out to the developer directly. Many solo emulator authors are happy to provide a complimentary registration key if you contribute in non-monetary ways (beta testing, bug reporting, writing documentation). Simply emailing them with "I love your work but cannot afford the key" sometimes yields a positive result. These sites use such names to trick users
: Purchasing a legitimate key supports the ongoing development and compatibility updates for newer versions of Windows. đź’ˇ Troubleshooting Key Issues