The Best Emulators for PC and PSP

There’s no VITA/3DS/PS3/PS4 Emulator that can play commercial games to be considered.

Emulators for PC/Windows:

CONSOLES	EMULATORS
Sony PSP	PPSSPP Site Compatibility List Download Page
Nintendo DS	DeSmuME Site Download Page NO$GBA Site No$GBA 2.7b No$Zoomer v2.3.0.2(includes No$GBA 2.6a)
GameBoy Advance GameBoy Color GameBoy	VisualBoy Advance –v1.8.0-beta3
PlayStation	ePSXe Site ePSXe v1.9.0 + BIOS + Plugins (Ready to use)
PlayStation 2	PCSX2 Site Download Page Compatibility List PS2 BIOS pack
NES	Jnes Site Download Page Nestopia Site Download Page
SNES	ZSNES Site Download Page
Nintendo 64	Project 64 Site Download Page
Gamecube Wii	Dolphin Site Download Page Compatibility List
SEGA Game Gear SEGA Genesis/ Mega Drive SEGA 32X SEGA CD SEGA Master System	Fusion Site Download Page Gens Site Download Page

Emulators for PSP:

CONSOLES	EMULATORS
NES	NesterJ NesterJ AoEX R3
SNES	s9xTYLmecm v0.4.2 Rev 26 Snes9xTYLmecm 091127
Nintendo 64	DaedalusX64 Compatibility List –v1878
GameBoy Advance	UO gpSP Kai Uo gpSP Kai 3.4 test3
SEGA Master System SEGA Game Gear GameBoy Color GameBoy	Masterboy v2.10
SEGA Genesis Mega Drive	PicoDrive v1.51b
Capcom Play System 1-2 (CPS1/CPS2)	CPS1PSP CPS1PSP v2.3.1 CPS2PSP CPS2PSP v2.3.1

There’s no VITA/3DS/PS3/PS4 Emulator that can play commercial games to be considered.

Source : http://nicoblog.org/