Editing PS1

{{wiktionary|PS1|PS/1}}
'''PS1''', '''Ps 1''', '''PS-1''', '''PS/1''' or '''PS One''' may refer to:
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==Arts and entertainment==
* [[MoMA PS1]] (derived from "Public School One"), American contemporary art institution
* ''[[Ponniyin Selvan: I]]'' or ''PS I'', a 2022 Indian Tamil language period action-drama film by Mani Ratnam
** [[Ponniyin Selvan: I (soundtrack)|''Ponniyin Selvan: I'' (soundtrack)]], its soundtrack album by A. R. Rahman

==Technology==
* "$PS1", "Prompt String 1" a shell variable in a command-line interface which specifies the [[Command-line interface#Command prompt|command prompt]]
* [[IBM PS/1]], IBM Personal System/1 series of home computers
* [[Pan-STARRS]]' first telescope, called PS1
* [[PostScript]] Type 1 Font
* [[Prosteyshiy Sputnik 1]], the first artificial Earth satellite
* [[.ps1]], the extension of a Microsoft PowerShell script file

==Video gaming==
* [[PlayStation (console)]], video game console released by Sony in 1994
** [[PS One (console)]], a miniature version of the original PlayStation released in 2000
* [[Phantasy Star (video game)|''Phantasy Star'' (video game)]], the first in the ''Phantasy Star'' series
* [[PlanetSide (video game)|''PlanetSide'' (video game)]], the first in the ''[[PlanetSide]]'' MMOFPS video game series

==Other uses==
* [[Photosystem I]], the second photosystem in the photosynthetic light reactions of plants
* The name and designation for several public schools in the New York City Department of Education; see [[List of public elementary schools in New York City]]
* [[Psalm 1]] from the Judeo-Christian Book of Psalms
* The boxcar in the PS line of post-war standardized freight cars from [[Pullman-Standard]]

== See also ==
*[[PS2 (disambiguation)]]
*[[PS (disambiguation)]]
*[[Ponniyin Selvan (disambiguation)]]

{{Letter-Number Combination Disambiguation}}