Coming in hot with the release of the Steam Machine, Valve released SteamOS 3.8.20 Beta with a new graphics driver for ray tracing and VRAM management changes.
With the Steam Machine just about to release with the first purchasing wave beginning today - Valve released a fresh Beta to adjust screen resolutions.
An announcement that got buried with all the recent stuff - popular top-down PvE extraction shooter ZERO Sievert is set for a sequel that brings co-op.
The Arc System Works Evo Collection Humble Bundle is live and with it you can grab some highly rated fighting games that work with Proton on SteamOS Linux.
ASYLUM from Senscape released back in March 2025, and after dealing with Unreal Engine issues - they finally released the promised Native Linux version.