PlayStation was the first in a series of PlayStation game consoles. If you didn’t hear about this console – you can safely call yourself deaf, blind, unconscious and a hermit living. Sony PlayStation (abbreviated PS, PSone, PS1 and PSX) – 32-bit game console of the fifth generation, developed by the Sony Computer Entertainment Company, under the leadership of Ken Kutaragi and released in December 1994. Build from 2 July 2012, the first alpha version for 0.9.7. Downloads of the PCSX2 emulator port for Mac. The emulator also has a built-in BIOS and the ability to edit memory cards as well.
Then after installing PCSX-Reloaded all you have to do is to drop the game you want to play in it. It would be better to keep all your playstation games inside one folder on Mac.