Proton Experimental 9.0 (compiled from ValveSoftware/wine@c651e01).
Note that DXVK and vkd3d-proton are not included in my wine-proton builds. If you want to use them, you need to install them into your wineprefix, the installation process is the same as with regular Wine.
SHA256
a31cabea438750d2cc129e0783dabc38f001e1c957946b627a302993324fc07c wine-proton-exp-9.0-amd64.tar.xz
e01b2e44dc8f93a2da918f5424e25cf7adead29a72f46322b438996da094a420 wine-proton-exp-9.0-x86.tar.xz