The Orange Box is a video game compilation for Microsoft Windows, Xbox 360, PlayStation 3, Mac OS X and Linux. The Windows and Xbox 360 versions were produced and published by Valve Corporation and released on October 10, 2007, as a boxed retail copy. A Windows-only download through Valve's Steam service was released the previous day. All games run on the Source Engine.The PlayStation 3 version was produced by Electronic Arts and released on December 11, 2007, in North America and in Europe.