SWS, SWs, or sWS may refer to:
Education Sacramento Waldorf School, Pre-K-12 coeducational private school in Sacramento, California School within a School, a democratic education program at Brookline High School
Machines M21 Sniper Weapon System, a US Army sniper rifle M24 Sniper Weapon System, a US Army sniper rifle Schwere Wehrmachtschlepper German half-track vehicle deployed late into World War II SWS (trolleybus), a hybrid trolleybus prototype
Technology Scientific Workflow System, scientific application software that composes, executes, and manages workflows Seawater scale, a measure of concentration of H+, HSO4+, and HF Semantic Web service, a Web service that can be published, discovered, composed, and executed by Web applications Sentient World Simulation, a project to be based on Synthetic Environment for Analysis and Simulations Silly window syndrome, a TCP flow control problem in computer networks Sine wave speech, a speech synthesis technique that replaces formants with pure tone whistles Smart wearable system, an extension of the wearable computer
Places South West State, federal member state of Somalia established 1 April 2002
Other uses Sleeping with Sirens, an American rock band Safe Water System, initiative by the US Centers for Disease Control and Prevention to improve water quality Schweizerische Wagons- und Aufzügefabrik AG Schlieren-Zürich, a now defunct Swiss railway rolling stock manufacturer Seann William Scott (b. 1976), US actor Shaun White Snowboarding, a 2008 video game Slow-wave sleep, deep sleep Social Weather Stations, a social research institution in the Philippines Society of Wetland Scientists, a US non-profit organization Southern Water Services, a private utility company responsible for public wastewater collection and treatment in South England SouthWest Service, a Metra route to Manhattan, Illinois Sozialwerke Pfarrer Sieber, a Swiss charity and relief organization founded by Pastor Ernst Sieber Super World of Sports, a Japanese professional wrestling promotion SWS, IATA airport code for Swansea Airport SWs, listener missives that express appreciation for Sarah Kennedy's breakfast show on BBC Radio 2 An abbreviation for sallallahu 'alayhi wa sallam, the benediction for the Islamic prophet Muhammad (meaning Peace be upon him)