XC may refer to:
Xcode is an integrated development environment for macOS containing a suite of software development tools developed by Apple for developing software for macOS, iOS, watchOS and tvOS.
XCOM: Enemy Unknown is a turn-based tactical video game developed by Firaxis Games and published by 2K Games.
XCOM 2 is a turn-based tactics video game developed by Firaxis Games and published by 2K Games. It was released for Microsoft Windows, OS X, and Linux in February 2016, and for PlayStation 4 and Xbox One in September 2016. XCOM 2 is the sequel to 2012's reboot of the series, XCOM: Enemy Unknown.
The XCOR Lynx was a proposed suborbital horizontal-takeoff, horizontal-landing (HTHL), rocket-powered spaceplane that was under development by the California-based company XCOR Aerospace to compete in the emerging suborbital spaceflight market.
Xcel Energy Inc. is a utility holding company based in Minneapolis, Minnesota, serving more than 3.3 million electric customers and 1.8 million natural gas customers in Minnesota, Michigan, Wisconsin, North Dakota, South Dakota, Colorado, Texas and New Mexico.
XcodeGhost (and variant XcodeGhost S) are modified versions of Apple's Xcode development environment that are considered malware.
XCOM: Enemy Within is an expansion pack for the turn-based tactical video game XCOM: Enemy Unknown. The expansion pack primarily adds new gameplay elements to the base game, as well as introducing new themes of transhumanism via aggressive gene therapy.
XCOR Aerospace is an American private spaceflight and rocket engine development company based at the Mojave Air and Space Port in Mojave, California, Midland International Air and Spaceport in Midland, Texas and the Amsterdam area, the Netherlands.
In computers, XC is a programming language for real-time embedded parallel processors, targeted at the XMOS XCore processor architecture.