Steam (Steam Platform) is a digital publishing platform launched by Valve in exterior gateway protocol, USA on September 12, 2003. It is considered as one of the largest digital distribution platforms in the computer game industry.
Players can buy, download, discuss, upload and share games and software on the platform, and also share user-created content through the Steam Creative Workshop. 20 15 10, Steam won the 33rd golden rocker award for best game platform.