MAME

MESS - Multi Emulator Super System   (Compare Project)

Mostly written in C++

License: MAME™_Distribution_License

DICE - Discrete Integrated Circuit Emulator   (Compare Project)

Mostly written in C++

License: gpl3

Attract-Mode Frontend   (Compare Project)

Mostly written in C++

License: gpl3_or_later

AdvanceMAME   (Compare Project)

License: gpl

Daphne   (Compare Project)

Mostly written in C

License: gpl

openc2e   (Compare Project)

Mostly written in C++

License: gpl, lgpl

Pentagram   (Compare Project)

Mostly written in C++

License: gpl

DeSmuME   (Compare Project)

Mostly written in C++

License: gpl

VisualBoyAdvance   (Compare Project)

Mostly written in shell script

License: Unknown

FinalBurn Neo   (Compare Project)

Mostly written in C++

License: bsd_2clause_ish