See also: xpS
- (chemistry) Initialism of extruded polystyrene foam.
- (communication, computing) Initialism of transmit packet steering (a scaling technique for network traffic processing)
- (computing) Initialism of Dell XPS (a line of gaming and performance computers manufactured by Dell)
- (computing) Initialism of XML Paper Specification.
- (physics) Initialism of X-ray photoelectron spectroscopy.
- (XML Paper Specification): OpenXPS