Nostalgia is a rightful name, one of the best Intellivision emulators there are.
3DS Emulator is a closed source Nintendo 3DS games emulator for PC.
PS3 Emulator is a free-to-use Play Station 3 emulator.
You can create virtual CDROM drives, create and mount ISO images.
Can be used for testing how DS games will work on a R4 3DS Flash Card.
ePSXe Core Team
Play Sony Playstation (PSX) classic games on your Windows computer.
It is a PlayStation 1 emulator that enables you to play the games on your PC.
Bradford W. Mott, Stephen Anthony and The Stella Team
Play Atari 2600 games on your computer using a software emulator.
EMU7800 is an Atari 7800 emulator with full games support.
Team FB Alpha
FB Alpha or FBA as it is commonly known is an emulator of arcade games.
Yabause is a Sega Saturn emulator under GNU GPL and support booting games.
TrWin - the simle and the best emulator for Nintendo 64 games.
This is the legendary UltraHLE, the first N64 emulator to run commercial games.
Mame Plus Plus is an emulator that helps you to play old games.
It is a version of the Project64 emulator that supports multiplayer games.