SteamOS
Linux distribution made by Valve
SteamOS
SteamOS is a gaming-focused operating system released by Valve that incorporates the company's video game storefront, Steam. Based on Arch Linux and built specifically to support Steam, it is the default Linux distribution for Valve's line of gaming hardware, including the Steam Deck, Steam Machine, and Steam Frame. Beginning in 2025, Valve expanded official support to include third-party devices designated as "SteamOS Compatible", such as handhelds like the Asus ROG Ally and Lenovo Legion Go. It can also be installed on personal computers without official support from Valve. The core operating system is free and open-source software, while the Steam client remains proprietary. SteamOS was first released in 2013, with versions 1.0 and 2.0 based on Debian and designed primarily as a client for streaming games over a local network from a gaming PC, with limited support for native gameplay. Valve promoted the platform as part of a broader effort to expand Linux gaming. In 2022, Valve introduced...
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