Since there are many scams I make a list of Emulators
Sony
PS5
- None
PS4
-
Orbital
PS3
- RPCS3
PS2
-
PCSX2
-
Play!
PS1
- ePSXe
- Mednafen
Microsoft
Xbox Series
- None
Xbox One
- None
Xbox 360
- Xenia
Xbox
- Xemu
The emugen wiki on r/emulation has all legit emulators listed for every platform
You miss Cxbx-Reloaded and DuckStation.