Open 3D Engine (O3DE) from the Open 3D Foundation is what was once Amazon Lumberyard, now open source it's just had a first major stable release.
Despite the Epic Games Store not offering Linux support at all, it still seems to be somewhat popular with Linux users as the unofficial Heroic Games Launcher hit a big downloads milestone.
If you're using the open source Mesa drivers on Linux (mostly AMD/Intel) and you're a fan of Minecraft, the next Mesa release is going to give you a big performance uplift.
RPCS3 continues advancing to truly nail-down the experience of playing classic PlayStation 3 games emulated on modern platforms and a fresh video shows lots of fun.
While it's currently still in heavy development, OpenTESArena is another great example of what can be done with open source with it reimplementing The Elder Scrolls: Arena in a modern cross-platform game engine.
Well this is quite exciting. Collabora, the open source consulting firm that often works with Valve, has announced the experimental Venus driver for 3D acceleration of Vulkan applications in QEMU.
KDE developer Nate Graham, the same person who recently said they may become the "Windows or Android" of the FOSS world is back again with more thoughts - this time about keeping it simple.
GOverlay is an application that helps to manage Linux gaming tools like the MangoHud performance overlay, the Vulkan post-processing layer vkBasalt and the video capture tool ReplaySorcery.
Augustus is an open source game engine re-implementation for Caesar III, forked from another called Julius that aims to add in new features.
The free and open source Godot Engine recently had support for AMD FidelityFX Super Resolution merged into the code, ready for the next big release.
Probably one of the more exciting releases of Proton lately, with lots of what was previously in Proton Experimental now in the main release with Proton 6.3-8 out now.
Sanitarium, the popular point-and-click horror from 1998 is getting a fresh life thanks to the ScummVM project.
I must say, I appreciate the attention to make things not only simpler but less breakable lately. First we had APT being patched to stop users removing essential packages, now the KDE Discover software manager gets a similar upgrade.
The Wine hackers continue to be exceptionally busy trying to catch up with Windows and a new development release is out with Wine 6.22.
Recently developer Mike Blumenkrantz wrote an interesting post in regards to a future upgrade to Zink, the driver that provides an OpenGL implementation on top of Vulkan and the performance with it is looking impressive.
Based on the SpringRTS game engine, which itself started off by turning Total Annihilation 3D, Beyond All Reason is going to be a standalone free RTS and it's coming along nicely.
Two sets of driver releases are now available. First we have the open source Mesa 21.3 release and we also secondly have the NVIDIA Vulkan Beta 470.62.12 also out now.
Ready to try out the free and open source Godot Engine? Here's a fun chance. As part of the month-long Go Godot Jam 2 Festival, their Game Jam will start soon!
Inspired firmly by Super Hexagon with approval from Terry Cavanagh, the fast-paced and adrenaline-inducing paced arcade experience Open Hexagon is now available after leaving Early Access. It's also open source!
While NVIDIA has had DLSS available for a while, it does depend on game support with a compatible NVIDIA GPU. So we saw AMD come along with FidelityFX Super Resolution that worked across both vendors and now NVIDIA has something of an answer with their own open source Image Scaler.