EmuNations

mGBA is an open-source modern Game Boy Advance emulator under active development that also supports Game Boy and Game Boy Color games. As of yet, its the most complete GBA emulation effort...

Ludo is a minimalist frontend  launcher for most non-GL libretro cores and is witten in go. It offers certain quality of life features like browsing game collections categorized by system with playlists showing in-game screenshots...

Wine (Wine Is Not an Emulator) is a compatibility-layer capable of running Windows applications on several POSIX-compliant systems such as Linux, macOS & BSD. Instead of simulating internal Windows logic like a virtual machine, Wine translates Windows API-calls into POSIX-calls on-the-fly...