Valve’s “Steam Play” uses Vulkan to bring more Windows games to Linux

(credit: Aurich Lawson)

Valve announced today a beta of Steam Play, a new compatibility layer for Linux, to provide compatibility with a wide range of Windows-only games.

We've been tracking Valve's efforts to boost Linux gaming for a number of years. As of a few months ago, things seemed to have gone very quiet, with Valve removing SteamOS systems from its store. Last week, however, it became clear that something was afoot for Linux gaming.

The announcement today spells out in full what the company has developed. At its heart is a customized, modified version of the WINE Windows-on-Linux compatibility layer named Proton. Compatibility with Direct3D graphics is provided by vkd3d, an implementation of Direct3D 12 that uses Vulkan for high performance, and DXVK, a Vulkan implementation of Direct3D 11.

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