EmuNations

Mesen is a multi-system emulator (NES, SNES, Game Boy and PC Engine) for Windows & Linux built in C++ and C#. It focuses on accuracy, though does incorporate graphic mappers and filters (i.e. HD packs in HDNes format as well). It also allows video recording...

PCSX2 is an open-source emulator using a combination of MIPS CPU Interpreters, Recompilers and a Virtual Machine through plugins to manage hardware states and PS2 system memory. It has been running for more than 10 years and can run over 2000 titles with many at full speed...

DOSBox Staging is an attempt to revitalize DOSBox's development process. It's not a rewrite, but a continuation and improvement on the existing DOSBox codebase while leveraging modern development tools and practices...