Trackmania has released on Steam recently and thanks to the recent Ubisoft Connect fixes from Valve in Proton 7.0-6, Trackmania works great on Steam Deck.
The Force Engine is a free and open source game engine reimplementation for Star Wars Dark Forces, with upcoming support of Outlaws. The latest release version 1.08 adds Linux support!
Seems like a future update of VKD3D-Proton that translates Direct3D 12 to Vulkan for Proton, for Windows games on Linux desktop and Steam Deck, will make use of a newer extension available in the new NVIDIA Vulkan Beta 525.47.07 release.
The Wine 8.1 development release is now available, starting off another year of new features landing usually bi-weekly for the Windows translation layer used in Proton.
OBS Studio 29.0.1 is out now and a worthwhile upgrade for any of you doing video content on Linux, as it fixes many problems from the previous release.
Nordic Ashes: Survivors of Ragnarok is yet another survivor game in the spirit of Vampire Survivors, except this has a Nordic theme to it and it's now on Steam with Native Linux support. It's also Steam Deck Verified.
I don't play many visual novels (mostly a whole zero) but I do love when games sprinkle it in with other things like the sports management game Roller Drama.
A free and open source survival sandbox game pack for the voxel game engine Minetest, MineClone2 is as close to Minecraft as you can get without playing Minecraft. A big new release has rolled out with version 0.82.0 with lots added.
Tango Gameworks, developer of The Evil Within and Ghostwire: Tokyo, along with publisher Bethesda just stealth released their latest game called Hi-Fi RUSH.