Proton-CachyOS, a Proton fork maintained by CachyOS with extra patches and performance tweaks, has been released in version 11.0-20261005.

The update is based on Proton Experimental 11.0-20261001, brings a rebased Wine submodule on a Proton-EM foundation and updates d7vk (v2.3) and dxvk-sarek. It also fixes video playback issues in GTA San Andreas, Wuthering Waves and “Witch on the Holy Night”, plus crashes of the Albion Online launcher.

Proton (SLR and Native)

• Updated to Proton Experimental 11.0-20261001
• Wine submodule rebased on Proton-EM foundation with additional patches retained
• Enhanced winepipewire.drv with bug fixes
• Fixed Brazilian ABNT keyboard issues in winewayland.drv
• Updated d7vk to v2.3, dxvk-sarek to v1.13.0-36 and low-latency variants
• Updated nvidia-libs and protonfixes (v1.0.15-1853)
• Fixed video playback issues in “Witch on the Holy Night”, GTA San Andreas and Wuthering Waves cutscenes
• Added icuuc.dll and icuin.dll modules to prevent Albion Online Launcher crashes
• Now loads user_settings.py from the compatdata directory

Source: GitHub