System name:
msx1

Full system name:
MSX1

Supported file extensions:
.cas .CAS .col .COL .di1 .DI1 .di2 .DI2 .dmk .DMK .dsk .DSK .fd1 .FD1 .fd2 .FD2 .m3u .M3U .mx1 .MX1 .mx2 .MX2 .ogv .OGV .ri .RI .rom .ROM .sc .SC .sg .SG .wav .WAV .xsa .XSA .7z .7Z .zip .ZIP

Launch command:
%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\bluemsx_libretro.dll %ROM%

Alternative launch commands:
%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\fmsx_libretro.dll %ROM%
%EMULATOR_OPENMSX% -machine National_CF-3300 %INJECT%=%BASENAME%.commands %ROM%
%EMULATOR_OPENMSX% %INJECT%=%BASENAME%.commands %ROM%
%EMULATOR_ARES% --fullscreen --system "MSX" %ROM%

Platform (for scraping):
msx

Theme folder:
msx1