XS may refer to:
Xscape is the second posthumous album of previously unreleased tracks by American singer Michael Jackson.
XSLT (Extensible Stylesheet Language Transformations) is a language for transforming XML documents into other XML documents, or other formats such as HTML for web pages, plain text or XSL Formatting Objects, which may subsequently be converted to other formats, such as PDF, PostScript and PNG.
XScale is a microarchitecture for central processing units initially designed by Intel implementing the ARM architecture (version 5) instruction set.
XSL-FO (XSL Formatting Objects) is a markup language for XML document formatting that is most often used to generate PDF files.
Xscape is a female American R&B quartet which began as a quintet. The group had 3 consecutive Platinum albums along with 6 top 10 hit songs on the Billboard Hot 100 during the 1990s including "Just Kickin' It", "Who Can I Run To", "The Arms of the One Who Loves You", and "My Little Secret".
Xstrata plc was an Anglo-Swiss multinational mining company headquartered in Zug, Switzerland and with its registered office in London, United Kingdom.
Xsolla is a video games industry company, providing game developers and publishers with payment, billing, distribution, and marketing tools.
Xsyon is a Sandbox MMORPG massively multiplayer online role-playing game developed by the independent company, Notorious Games.
Xseed Games is an American video game publishing, localization, and distribution company founded as a subsidiary of the Japanese Marvelous group.