Valve announces Linux-based Steam OS September 23, 2013 by admin Tweet Valve has announced the Steam operating system, the first of three planned announcements scheduled for this week. The operating system is based on the Linux kernel and designed for living rooms. Read more… Neowin Related Posts:Valve: Windows 11 share on Steam goes down to 23%Valve: Windows 11 is getting closer to Windows 10 on SteamValve announces Steam Families as a new way to share…Valve: every third Steam customer uses Windows 11Valve: Windows 11 market share on Steam drops to 41.61%