PSX may refer to: Pakistan Stock Exchange, the stock exchange of Pakistan PSX (digital video recorder), a PlayStation-2-based digital video recorder PlayStation (console), commonly abbreviated as PS, PS1, PSOne or PSX PlayStation Experience, annual event for the video game industry, commonly abbreviated as "PSX" by the media The POSIX emulation subsystem on various DEC and IBM operating systems Adobe Photoshop Express, an online version of Adobe Photoshop Phillips 66, with PSX as its NYSE stock symbol