XS may refer to:
Xscape is the second posthumous album of previously unreleased tracks by American singer Michael Jackson.
XScale is a microarchitecture for central processing units initially designed by Intel implementing the ARM architecture (version 5) instruction set.
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".
Xsolla is a video games industry company, providing game developers and publishers with payment, billing, distribution, and marketing tools.
Xstrata plc was an Anglo-Swiss multinational mining company headquartered in Zug, Switzerland and with its registered office in London, United Kingdom.
Xseed Games is an American video game publishing, localization, and distribution company founded as a subsidiary of the Japanese Marvelous group.