GOS

GOS may refer to:

== Science and technology == GrapheneOS, an open source, privacy and security-focused Android operating system gOS (operating system), a deprecated Linux distribution Gadolinium oxysulfide, an inorganic compound Galactooligosaccharide, carbohydrates found in milk Geographical Operations System, mapping and database software for telecommunications companies Global Ocean Sampling Expedition, an expedition assessing the genetic diversity in marine microbial communities Grade of service, a probability used in telecommunications to express the quality of voice service Grid-oriented storage, a dedicated data storage architecture for grid computers Galactic O star catalogue, an astronomical catalogue Glasgow Outcome Scale, for cerebral trauma