DXVK 2.6 brings expanded Nvidia Reflex support and lots of game fixes for Linux / Steam Deck
DXVK is a tool used by Proton that translates Direct3D 8 / 9 / 10 / 11 to Vulkan. It's one of the projects that enables Windows games to run so well on Linux platforms like Steam Deck. Version 2.6 was just released.