Mesa News Archives

The VK_GOOGLE_display_timing extension for obtaining display timing information that can be useful for frame-pacing and eliminating micro-stuttering in games now has direct display mode support with KHR_display for the Mesa Vulkan drivers. This now merged addition immediately benefits the Intel ANV and Radeon RADV drivers as well as the PowerVR, Turnip, and V3DV drivers too.

As a follow-up to the article last week about KRAID as a new compiler for modern Arm Mali graphics, that initial code has now been merged to Mesa 26.2 for benefiting the Panfrost and PanVK open-source drivers.

KRAID is a new Rust-written shader compiler currently being developed for the Panfrost/PanVK open-source Arm Mali driver code. KRAID is designed for Mali's Valhall graphics processors and new as a modern, clean sheet design.

Eric Engestrom announced the release of Mesa 26.0.8 today as the latest stable point release of that Q1'2026 driver series and the last planned update for that stable series.

The PanVK Vulkan driver and Panfrost Gallium3D driver for Arm Mali graphics hardware is now supporting the latest "v14" hardware GPU hardware with the Arm Mali G1-Pro now being advertised as supported.

Eric Engestrom just announced another timely feature release of the Mesa drivers. Mesa 26.1 is out today for this collection of predominantly OpenGL and Vulkan drivers for a variety of hardware as well as the likes of Rusticl for OpenCL, Zink for OpenGL-on-Vulkan, various Windows acceleration components, and more.

The Khronos Group today announced OpenCL 3.1 as the first major spec update in six years and incorporating various features into the core spec for enhancing AI and HPC capabilities. As a very exciting development, Rusticl as Mesa's lead OpenCL driver implementation is ready to go with same-day OpenCL 3.1 support pending.

Mike Blumenkrantz of Valve's Linux graphics team has ignited a discussion over potentially shifting some of Mesa's older GPU drivers into a new legacy Git branch in order to better support the more modern OpenGL and Vulkan drivers without having to worry about breaking the legacy drivers and to allow for better cleaning of the Mesa codebase. Among the drivers that could be impacted are the ATI/AMD R300 and R600 drivers and many smaller drivers.

Eric Engestrom stepped up again to serve as Mesa release manager for this quarter's Mesa 26.1 feature release. Mesa 26.1-rc1 was just released in kicking off the weekly release candidate dance until Mesa 26.1 stable is ready for debut in May.

The newest Vulkan API extension now wired up for Mesa's Radeon Vulkan driver "RADV" is VK_EXT_primitive_restart_index that was introduced last week.

Building on prior Mesa contributor guidelines and discussions among upstream Mesa developers, there are two generative AI "GenAI" policies that have now been decided upon for Mesa development moving forward.

As a small but interesting addition coming for this quarter's Mesa 26.1 release is making it easy to simulate a GPU reset with the LLVMpipe software driver. While seemingly mundane, this can be quite handy for compositor developers and other app/software developers wanting to more easily test how their code behaves when encountering a GPU reset.

Merged overnight for Mesa 26.1 is enabling the Arm Ethos U85 NPU within the EthosU Gallium3D driver so that with Mesa's TEFLON framework can begin taking on AI workloads.

The OpenGL API is still seeing new extensions introduced in 2026. Merged today to the OpenGL Registry is a new extension intended to help Wine usage for 32-bit Windows games/apps on 64-bit Linux systems.

The past several years Imagination Tech has been investing in an upstream and open-source DRM kernel graphics driver as well as a PowerVR Vulkan driver in Mesa. Their Mesa focus has exclusively been on the PowerVR Vulkan driver with the plans all along to use the Zink generic OpenGL-on-Vulkan implementation. With next quarter's Mesa 26.1 release, that goal is being realized with Zink now working nicely atop the PowerVR Vulkan driver for in turn achieving open-source OpenGL support on PowerVR.

A four year old optimization idea for the RADV driver was scratched off the TODO list last week for next quarter's Mesa 26.1 release.

Mike Blumenkrantz of Valve's Linux graphics driver team has landed support for mesh shaders within Mesa's LLVMpipe software driver.

Mesa 26.0.2 is now available as the latest bi-weekly stable point release for this set of open-source graphics drivers predominantly used on Linux systems.

RADV Radeon Vulkan driver developers on Valve's Linux graphics team are evaluating the idea of greater use of per-game/app profiles within this open-source driver and for Mesa drivers at large. Currently for Mesa drivers with DriConf there is the ability to provide per-game/app workarounds while the consideration now is extending that to allow for more per-game optimizations.

If all goes well, Mesa developers are hoping to reach a consensus or at least some common ground on an AI policy in March. Mesa is the latest open-source project making considerations around the growing activity around AI coding agents and the like and how to deal with them for this project that is crucial to the Linux desktop and open-source 3D graphics drivers at large.

Mesa 26.0.1 is now available as the first point release of this quarter's Mesa 26.0 series. Besides the usual bug fixing, Mesa 26.0.1 is more pressing than usual since it contains a security fix for possible out-of-bounds memory access in WebGPU contexts from web browsers.

The open-source PanVK driver providing Vulkan support for modern Arm Mali graphics hardware is seeing big speed-ups in the multi-sample anti-aliasing (MSAA) performance in Vulkan tests as a result of new code merged today to Mesa 26.1.

Last year LunarG announced KosmicKrisp as a new Vulkan implementation atop Apple's Metal API. Initially targeting macOS, KosmicKrisp since was merged to Mesa and has evolved quite nicely as a modern implementation of Vulkan-on-Metal for Apple Silicon. It continues moving ahead with an eye for iOS, more performance optimizations, and completing Vulkan 1.4 support.

Announced last year by consulting firm LunarG was KosmicKrisp as a Vulkan-on-Metal driver for efficiently leveraging the Vulkan API on Apple macOS systems as an alternative to the MoltenVK project. KosmicKrisp was upstreamed for Mesa 26.0 and continues making great progress for opening up more Vulkan possibilities in Apple's world.

Merged today to Mesa 26.1-devel is unifying of the AMD video decode implementation between the RadeonSI Gallium3D and RADV Vulkan drivers.

Mesa 26.0 was just officially released as this quarter's new feature release for these open-source OpenGL / Gallium3D and Vulkan drivers used commonly on Linux systems and elsewhere like within the confines of Microsoft's WSL.

While Mesa 26.0 stable will be out soon, the belated Mesa 25.3.5 point release is now available for serving as the current latest stable point release.

Eric Engestrom is out with another on-time Mesa release. Mesa 26.0-rc3 provides the latest week's worth of bug fixes as we work toward the stable Mesa 26.0 release as soon as next week.

While link-time optimizations "LTO" can deliver some nice performance benefits out of this compiler optimization technique, it can make debugging said binaries more challenging. Due to various bugs in Mesa being attributed to the use of compiler link-time optimizations when compiling Mesa, the builds are being blocked on using LTO.

Following last week's code branching / feature freeze and first release candidate of Mesa 26.0, Mesa 26.0-rc2 is now available with an initial batch of bug fixes for this quarter's feature update to these open-source OpenGL and Vulkan drivers.

AMD's RadeonSI Gallium3D driver for next quarter's Mesa 26.1 release is introducing a new low-latency video decode mode. This lower-latency video decoding comes with a trade-off of increased GPU power consumption.

Eric Engestrom just released Mesa 26.0-rc1 with the code for this quarter's Mesa feature release now branched and under a feature freeze leading up to the stable release in February.

Merged in time for the upcoming Mesa 26.0 release is the merging of Vulkan driver support for the Qualcomm Adreno Gen 8 graphics support that is notably used by the new Snapdragon X2 laptop SoCs as well as the Snapdragon 8 Elite Gen 5.

A developer from Valve working on the RADV Vulkan driver was once again the most prolific contributor to Mesa in 2025 followed by AMD's Marek Olšák with continued improvements around RadeonSI and Gallium3D.

Mesa 25.3.3 shipped on Thursday as the newest stable point release for Q4's Mesa 25.3 feature series. Now being into the new quarter, we have Mesa 26.0 to look forward to as stable likely by late February, but for now Mesa 25.3.3 is the latest and greatest stable version.

The open-source OpenGL and Vulkan drivers making up Mesa had another very successful year. Even with all the years being invested into Mesa largely by Intel, AMD, Valve, Red Hat, and others, the upward trajectory continues for Mesa on expanding the hardware support, punctually adding new Vulkan extensions, and racking up other wins.

The open-source Mesa PowerVR "PVR" Vulkan driver has merged multi-architecture support as part of preparing to add support for newer Imagination GPUs.

Last month the Vulkan VK_EXT_present_timing extension was merged after 5+ years in development. VK_EXT_present_timing ended up debuting at the end of November within the Vulkan 1.4.335 spec update to much excitement for providing functionality to obtain information on the presentation engine's display for accurate timing information and to assist in scheduling a present to happen no earlier than a desired time. This is a big win for helping avoid game stuttering and more while now the Mesa support for it is nearly complete and could be merged soon.

The newest Mesa 26.0-devel code as of today has landed initial support for Qualcomm Adreno Gen 8 graphics into the Freedreno Gallium3D driver. The Adreno Gen 8 graphics so far are most notably used by the new Snapdragon X2 Elite laptop SoC with its X2-85 GPU as well as the new Snapdragon 8 Elite Gen 5 with Adreno 840 graphics.

The latest improvement to the RadeonSI Gallium3D driver by prominent AMD Mesa developer Marek Olšák is enabling support for up to 64K x 64K textures with RDNA4 GPUs.

Venus is the VirtIO-GPU driver that allows for Vulkan support within guest virtual machines permitting sufficient host driver support and other requirements in place with hypervisors like CrosVM and QEMU. The Venus driver now supports Vulkan's mesh shader capabilities and in turn advances the DXVK-Proton support for Linux gaming within VMs.

Mesa 25.3.1 was released overnight as the first point release of the Mesa 25.3 series. The Mesa point releases are typically bi-weekly but this one dragged out to nearly three weeks. In turn this also marks an end to the Mesa 25.2 series.

Rusticl as a modern OpenCL implementation for Mesa Gallium3D drivers has turned out remarkably well. Rusticl performance has evolved quite well for this Rust-based OpenCL driver and it continues tacking on new features / OpenCL extensions as well as working gracefully with more Mesa drivers. Rusticl lead developer Karol Herbst presented on some of the recent accomplishments for this driver back at XDC2025.

Mesa 25.3 is out tonight as the newest quarterly feature release to this set of (predominantly) OpenGL and Vulkan drivers widely used across Linux systems. Mesa 25.3 features numerous Vulkan extensions added to the different open-source drivers, continued enhancements to the OpenGL drivers, and various other changes.

For next quarter's Mesa 26.0 release, the AMD RadeonSI Gallium3D driver will present OpenGL mesh shaders support. It's been a long journey from the GL_EXT_mesh_shader extension being crafted and merged to wiring up the Mesa driver support while now it's in place for the AMD Radeon Linux graphics driver.

Eric Engestrom today released Mesa 25.2.7 as the newest bi-weekly point release for this stable set of open-source (predominantly) OpenGL and Vulkan drivers for Linux systems.

Mesa 25.3-rc4 is available for testing as the latest weekly candidate as we work toward the Mesa 25.3 stable release this month.

Merged overnight to Mesa 26.0-devel and likely to be back-ported for the upcoming Mesa 25.3 release are a few fixes around high dynamic range (HDR) support within the common Vulkan windowing system integration (WSI) / display code.

Eric Engestrom just released Mesa 25.2.6 as the newest bi-weekly stable update to this collection of open-source OpenGL and Vulkan drivers widely used on Linux systems for 3D support.

Prominent AMD Radeon Gallium3D driver developer Marek Olšák just changed the RadeonSI driver's default from the AMDGPU LLVM shader compiler back-end over to the ACO back-end initially developed by Valve. This should lead to better performance and quicker shader compilation and in turn faster game loads.