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The Khronos Group

@khronos.org
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Khronos royalty-free open standards for 3D graphics, Virtual and Augmented Reality, Parallel Computing, Machine Learning, and Vision Processing. 🦋 Official account: www.khronos.org

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The Khronos Group @khronos.org · 9h
We wish to thank all of the people who have taken the time to complete the Khronos Safety Critical survey! Your thoughts will help reshape the future of safety critical software! If you haven't had the chance, you have until Friday, October 2nd to give us your valuable feedback.
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The Khronos Group @khronos.org · 15/09/2026
Happy to announce the establishment of Khronos AISBL, an international non-profit association headquartered in Brussels, Belgium. This new entity enables European organizations to include Khronos as a formal project partner in major EU-funded research. www.khronos.org/news/press/t...
New European entity strengthens global standards collaboration
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The Khronos Group @khronos.org · 08/09/2026
-- Khronos Safety Critical Survey -- Help shape the future of safety-critical GPU acceleration! Khronos is collecting requirements for Vulkan SC, SYCL SC & OpenGL SC. Survey closes Friday, Oct. 2. www.surveymonkey.com/r/8L6LPN2 #safetycritical #vulkan #sycl
2026 Safety Critical Ecosystem Survey
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The Khronos Group @khronos.org · 02/09/2026
Khronos Group is headed to XDC 2026 (X.Org Developers Conference), Sept 28-30 in Toronto, as a Bronze Sponsor — sessions on Vulkan, ray tracing, LLM inference, and OpenCL. Details: www.khronos.org/events/xdc-2...
Join the Khronos Group at XDC in beautiful Toronto.
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The Khronos Group @khronos.org · 31/08/2026
Khronos released OpenVX 1.3.2: new error codes for safety-critical apps, RGBA image format support, and API consistency fixes ahead of OpenVX 2.0 (due end of 2026). Release notes: www.khronos.org/blog/openvx-... #OpenVX #ComputerVision
OpenVX 1.3.2 Released
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The Khronos Group @khronos.org · 21/08/2026
Khronos showed up big at SIGGRAPH 2026 in LA: 20+ sessions, hands-on courses, and BOFs, kicked off by Khronos Developer Day on July 22. Get access to recordings, slides, and see the full recap: www.khronos.org/blog/khronos... #SIGGRAPH2026 #Vulkan #glTF #Slang #OpenXR
khronos.org
Khronos at SIGGRAPH 2026: Open Standards Reach New Heights
SIGGRAPH 2026 in Los Angeles delivered a clear snapshot of the future of graphics and spatial computing—and Khronos was at the center of it. The organization presented more than 20 sessions spanning h...
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OpenXR @openxr.org · 22/07/2026
OpenXR now has tiered Adopter fees by company size — lowering the cost of conformance for smaller XR makers, same technical bar. www.khronos.org/blog/openxr-... SIGGRAPH LA: OpenXR session today 2-3:30pm PDT www.khronos.org/events/siggr... #OpenXR #SIGGRAPH2026 #XR #AR #VR #spatial
OpenXR Introduces Tiered Adopter Fees to Expand its Ecosystem of Conformant Implementations
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The Khronos Group @khronos.org · 21/07/2026
In the runup to today's Real-Time Shading BOF at #SIGGRAPH2026, Khronos has released the Shader Ecosystem Survey Results. It captures a clear picture of how the real-time shading community works today and where standardization efforts can deliver the greatest impact. www.khronos.org/blog/shader-...
Join us at the Real-Time Shading BOF at SIGGRAPH 2026
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The Khronos Group @khronos.org · 20/07/2026
SIGGRAPH 2026 is well underway and we just held the Khronos Fast Forward to a great crowd! There's plenty left! Check-out our event's page for full list of Khronos activities: www.khronos.org/events/siggr... #Siggraph2026 #Khronos
Khronos President, Neil Trevett delivers the Khronos Fast Forward at Siggraph 2026
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The Vulkan Working Group @vulkan.org · 17/07/2026
This series is about "Collaborative Engineering" — using AI deliberately and rigorously, not just autocomplete. It sets up an AI-enhanced toolchain, teaches you to pick and specialize models for graphics work, and shows where multimodal vision models can be trusted. docs.vulkan.org/tutorial/lat...
New Vulkan Tutorial: AI-Assisted Vulkan Development
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glTF @gltf.bsky.social · 16/07/2026
The Khronos Group today announced that the KHR_interactivity extension for glTF 2.0 has been submitted for ratification. www.khronos.org/news/press/g... #glTF #interactivity #coding #programming
KHR_interactivity extension submitted for ratification
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The Vulkan Working Group @vulkan.org · 16/07/2026
Vulkan's hardest topic, rebuilt around the modern standard. This series replaces legacy 1.0 barrier soup with `vk::DependencyInfo` and timeline semaphores, then uses that foundation to architect an engine-grade frame loop. docs.vulkan.org/tutorial/lat... #vulkan #gpu #cpu #synchronization
New Vulkan Tutorial - Synchronization 2: Mastering the GPU/CPU Handshake
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The Khronos Group @khronos.org · 16/07/2026
The Khronos Group today announced dates and venue for two co-located events: Vulkanised 2027 (February 8–10) and the Real-Time Shading Symposium 2027 (February 11–12). Both events will be hosted at Howest University of Applied Sciences. www.khronos.org/news/press/k... #vulkan #vulkanised #RTSS2026
khronos.org
Khronos Announces Vulkanised 2027 and Real-Time Shading Symposium 2027
The Khronos Group today announced dates and venue for two co-located…
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The Vulkan Working Group @vulkan.org · 15/07/2026
New Tutorial - OpenXR and Vulkan 1.3 Spatial Computing Walking from the OpenXR/Vulkan 1.3 handshake all the way to multi-GPU CAVE installations and light-field rendering — everything needed to ship real spatial computing applications. docs.vulkan.org/tutorial/lat... #Vulkan #OpenXR #spatial #3D
New tutorial on OpenXR and Vulkan 1.3 spatial computing
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The Vulkan Working Group @vulkan.org · 14/07/2026
Vulkanised 2027, the 9th Vulkan Developer Conference, heads to Kortrijk, Belgium on February 8–10, 2027, hosted by HOWEST University of Applied Sciences. Call for Submission is now open. Learn more: vulkan.org/events/vulka... #Vulkanised2027 #Vulkan #GraphicsProgramming #GPU #CallForSubmissions
Call for submissions now open for Vulkanised 2027 being held in Kortrijk, Belgium February 8-10
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glTF @gltf.bsky.social · 14/07/2026
The Khronos Group has sponsored the glTF 2.0 Importer/Exporter for Autodesk 3ds Max open-source project, and today has released the resulting glTF importer and exporter plugins. Free for all to use. www.khronos.org/blog/khronos... #glTF #Autodesk #3dsMax #opensource
Khronos sponsors open-source glTF importer-exporter for Autodesk 3ds Max
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Slang Shading Language and Compiler @shader-slang.bsky.social · 14/07/2026
This Friday at High Performance Graphics 2026, Kai Zhang will be presenting on neural.slang at 11am. See all Khronos' scheduled talks at HPG: www.khronos.org/events/high-... #HPG2026 #slang
High-Performance Graphics Conference 2026
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The Vulkan Working Group @vulkan.org · 12/05/2026
Optimizing Vulkan for tile-based GPUs? The Vulkan Guide's Tile Based Rendering (TBR) best practices page is a great resource. Full guide: docs.vulkan.org/guide/latest... #Vulkan #GPU #Programming #GameDev
docs.vulkan.org
Tile Based Rendering (TBR) Best Practices :: Vulkan Documentation Project
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Vulkan @vulkan.fosstodon.org.ap.brid.gy · 06/07/2026
"Unlock the GPU as a general-purpose engine, not just a rasterizer." This series takes you past `vkCmdDispatch` and into how compute actually executes on real hardware — occupancy, latency hiding, the Vulkan memory model, and subgroup operations that let […] [Original post on fosstodon.org]
Advanced compute: the power of parallelism
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The Vulkan Working Group @vulkan.org · 08/07/2026
Vulkan is deprecating host-side ray tracing acceleration structure build commands in favor of a single, device-address-based path. This aligns #Vulkan Ray Tracing with the direction of DirectX Raytracing, modern engine architecture, and hardware trends. www.khronos.org/blog/vulkan-... #RayTracing
Vulkan Ray Tracing deprecating host-side acceleration structure builds
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Vulkan @vulkan.fosstodon.org.ap.brid.gy · 10/07/2026
*Run trained neural networks on the GPU — your way, your pipeline.* A pragmatic, three-path series: integrate battle-tested libraries (TensorFlow Lite, ONNX Runtime, PyTorch Mobile, DirectML), compile models through an ML compiler (IREE, TVM, OpenXLA), or […] [Original post on fosstodon.org]
New Tutorial - Machine Learning Inference with Vulkan
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The Khronos Group @khronos.org · 13/07/2026
We do have a #ktx channel on our Discord server. Maybe you can find help there? khr.io/khrdiscord
khr.io
Join the Khronos Group Discord Server!
Join the Khronos Group community on Discord! Ask questions, share ideas or showcase your product. | 3024 members
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The Khronos Group @khronos.org · 09/07/2026
Khronos Group Welcomes Bolt Graphics as Contributor Member Bolt Graphics is a semiconductor startup building the fastest and most efficient graphics processors. Bolt's goal is to enable the public to easily create, simulate and consume immersive experiences. www.bolt.graphics
bolt.graphics
Home - Bolt Graphics
We completely re-designed the GPU to give architects, gamers, artists, and researchers what they need to change the world. Bring your ideas to life with Zeus.
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The Khronos Group @khronos.org · 08/07/2026
We want to thank all of those that have taken the time to fill out the Real-Time Shader survey. We've had a tremendous response. If you haven't completed the survey yet, there's still time! The survey closes this Friday. We want to hear from you
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The Khronos Group @khronos.org · 26/06/2026
Help improve the shader ecosystem for HLSL + cross-platform devs – 2026 Shader Ecosystem Survey (closes July 10) www.surveymonkey.com/r/LKWFQ3M #HLSL #DirectX #UnityShaders #UnrealShaders #GraphicsProgramming #ShaderDev #GameDev
surveymonkey.com
2026 Shader Ecosystem Survey
Take this survey powered by surveymonkey.com. Create your own surveys for free.
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The Khronos Group @khronos.org · 16/06/2026
We are live at #AWE2026! Come see us in Booth #1041 and talk to us about the latest news for glTF, OpenXR, Vulkan and the OMBI Sneeze metaverse browser. We also have cool luggage tags you can pick up. Learn more about Khronos' activities at AWE: www.khronos.org/events/highl... #glTF #OpenXR #Vulkan
If you're at AWE this week, be sure to drop by booth 1041 and say hi!
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glTF @gltf.bsky.social · 11/06/2026
Khronos has announced glTF 2.1 — a backward-compatible update focused on large, composed scenes. New: external assets, scene packaging, BVH, thumbnails, 64-bit GLB, and more. Spec development is open on GitHub. Learn more: www.khronos.org/blog/introdu... #glTF #3D #spatial #BIM #Geospatial
Introducing glTF 2.1 with complex scenes
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glTF @gltf.bsky.social · 15/06/2026
Khronos has formed a Volumetric Media Subgroup to extend glTF for interoperability across the volumetric pipeline — capture, encoding, streaming, and playback. The effort includes a liaison agreement with the Volumetric Format Association Learn more: khr.io/1o3 #volumetric #glTF #openstandards
khr.io
Khronos Launches Initiative to Extend glTF for Volumetric Media
Any interested organizations are invited to join Khronos to help define new glTF capabilities to enable interoperable volumetric capture, streaming and playback
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Metaverse Forum @metaverse-standards.org · 10/06/2026
The Metaverse Standards Forum is heading to AWE 2026 in Long Beach (June 15-18) and we have a lot to share. We'll be showcasing OMBI -- the Open Metaverse Browser Initiative -- and Sneeze, the open-source metaverse browser engine. Learn more at metaverse-standards.org/event/awe-20... #AWE2026
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WebGL @khronos-webgl.bsky.social · 03/06/2026
Khronos will host a WebGL+WebGPU BOF at SIGGRAPH 2026 in Los Angeles on Wednesday, July 22 at 9:00 AM. (Full schedule coming soon.) Do you have a product or demo based on these APIs that you would like to share? If so, please email events@khronosgroup.org and we'll get you on the agenda.
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iwocl.bsky.social @iwocl.bsky.social · 04/06/2026
Slides and video recordings from IWOCL 2026 are now available! Held May 6–8 in Heilbronn, this year's program covered OpenCL, SYCL, heterogeneous compute, AI inference, exascale frameworks, and more. Browse the full program: www.iwocl.org/iwocl-2026/c... #OpenCL #SYCL #GPU
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Metaverse Forum @metaverse-standards.org · 03/06/2026
The metaverse shouldn't be a collection of walled gardens. MSF's new Web of Worlds whitepaper lays out a practical, open framework for a truly interconnected 3D web, where virtual worlds are as easy to navigate as websites. Learn more: metaverse-standards.org/news/blog/an... #interoperability #OWP
Web of Worlds architecture
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glTF @gltf.bsky.social · 29/05/2026
Join developers and integrators at the 2026 Cesium Developer Conference in Philadelphia where the community comes together to shape the future of open geospatial technologies. Explore the event page for more information: cesium.com/events/cesiu... #glTF #gaussian #splats #3dtiles #digitaltwins
cesium.com
Cesium Developer Conference
2026 Cesium Developer Conference
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The Khronos Group @khronos.org · 21/05/2026
Khronos is at AWE USA 2026 in Long Beach, June 15-18. Find us at Booth 1041 for OpenXR, glTF, Gaussian Splats, XR performance sessions, and more. www.khronos.org/events/awe-2... #AWE2026 #OpenXR #glTF #XR #SpatialComputing #OpenStandards #Gaussian
Come see us at AWE 2026! Booth #1041
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Drew Jolly @amjolly.bsky.social · 05/05/2026
Khronos Releases OpenCL 3.1 with New Core Features for Heterogeneous Compute and AI @khronos.org #OpenCL #HPCwire Link: ow.ly/LhXP50YV1uW
ow.ly
Khronos Releases OpenCL 3.1 with New Core Features for Heterogeneous Compute and AI - HPCwire
May 5, 2026 — On the eve of IWOCL 2026, the Khronos OpenCL Working Group has released OpenCL  3.1, bringing widely deployed, field-proven capabilities into the core specification to expand functionali...
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The Khronos Group @khronos.org · 06/05/2026
The Vulkan SC SDK is here. One installer. Full toolchain. Linux+Windows. Built with @RasterGrid, includes everything you need for safety-critical Vulkan development -- validation layers, pipeline cache tools, CMake integration, and more. Feedback welcome. www.khronos.org/blog/vulkan-...
khronos.org
Vulkan SC SDK Released: An Integrated Toolchain for Vulkan Safety-Critical Development
Developers building safety-critical applications can now get started with Vulkan® SC faster than ever. The new Vulkan SC SDK is a simpler way to install and use a comprehensive set of tools and utilit...
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OpenCL @opencl.bsky.social · 05/05/2026
OpenCL 3.1 just dropped. Khronos is tightening the spec by making SPIR-V kernels, subgroups, and integer dot products part of the core. Also improves memory model + sync and aligns device IDs with Vulkan. www.khronos.org/blog/opencl-... #OpenCL #GPU #Compute
khronos.org
OpenCL 3.1 is Here
On the eve of IWOCL 2026, the Khronos® OpenCL Working Group has released OpenCL™  3.1, bringing widely deployed, field-proven capabilities into the core specification to expand functionality, includin...
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OpenCL @opencl.bsky.social · 29/04/2026
The OpenCL Working Group has published the first in a series of cooperative matrix extensions. Cooperative matrix operations are at the heart of modern ML inference. A companion OpenCL C language extension is also in RFC. www.khronos.org/blog/opencl-... #OpenCL #Heterogeneous #Compute #MLInference
khronos.org
OpenCL Cooperative Matrix Extensions Are Here
The OpenCL Working Group has published a draft extension (cl_khr_cooperative_matrix) that brings cooperative matrix operations — a key technology for accelerating ML inference — to OpenCL, developed i...
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iwocl.bsky.social @iwocl.bsky.social · 28/04/2026
IWOCL 2026 is next week! Join the global OpenCL and SYCL community in Heilbronn, Germany for the premier forum dedicated to open compute languages and heterogeneous platform programming. Registration remains open: www.iwocl.org See you there. #IWOCL #OpenCL #SYCL #HPC #Heterogeneous #Compute
iwocl.org
14th International Workshop on OpenCL & SYCL
IWOCL 2026 marks the 14th anniversary of the annual gathering of the international community of OpenCL and SYCL developers, researchers, implementers, scientists and Khronos Working Group members to s...
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The Khronos Group @khronos.org · 13/04/2026
Khronos Group's OpenVX Working Group have released two new extensions, Target Kernel and Node Command, to tackle efficiently distributing computation across dedicated hardware, and adapting processing pipelines dynamically at runtime without touching the data path. www.khronos.org/blog/openvx-...
khronos.org
New OpenVX Extensions Streamline Compute Workloads on Heterogeneous SoCs
New extensions address long-standing challenges in distributed computing and runtime control, delivering the final core features for OpenVX 2.0.
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iwocl.bsky.social @iwocl.bsky.social · 08/04/2026
Join us at IWOCL 2026 to hear from Professor Hu He of Tsinghua University. Professor Hu will present on utilizing OpenCL to build the foundation for computing in China. IWOCL 2026 takes place May 6–8 in Heilbronn, Germany. Learn more and register: www.iwocl.org #IWOCL2026 #OpenCL #OpenSource #HPC
Join us at IWOCL 2026 to hear Professor Hu He's session on utilizing OpenCL to build the foundation for computing in China
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Ricardo Garcia @rg3.name · 07/04/2026
Next week I'll be in Barcelona attending the @khronos.org F2F Spring Meeting 2026. If you're around, come say hi! /cc @igalia.com
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glTF @gltf.bsky.social · 06/04/2026
The Khronos 3D Formats Working Group has launched an Education, Insights, and Outreach (EIO) Subgroup to help developers and creators get the most from #glTF and #KTX — closing the gap between specification and real-world practice. www.khronos.org/blog/from-sp... #Khronos #OpenStandards
khronos.org
From Specification to Practice: Unlocking glTF’s Full Potential
The Khronos 3D Formats Working Group, which manages both the glTF and KTX standards, has launched an Education, Insights, and Outreach (EIO) Subgroup dedicated to equipping creators and developers wit...
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glTF @gltf.bsky.social · 01/04/2026
Join us for a free webinar on Gaussian Splats — featuring speakers from Cesium, XGRIDS, and the Smithsonian on real-world use cases in geospatial, capture workflows, and cultural preservation. khronos.org/events/gaussian-splats-use-cases-next-steps-for-gltf-standardization #GaussianSplatting #glTF
Join us for the next Gaussian Splatting webinar on April 7th!
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iwocl.bsky.social @iwocl.bsky.social · 31/03/2026
Join us at IWOCL 2026 to hear from Professor Pekka Jääskeläinen of Tampere University. Pekka will look back — and forward — in a talk titled "15 Years of PoCL: Past Lessons, Present Reality, Future Directions." See the full program and register at www.iwocl.org #IWOCL2026 #PoCL #OpenCL #HPC
Join us at IWOCL 2026 to hear Pekka Jaaskelainen's session on PoCL
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iwocl.bsky.social @iwocl.bsky.social · 26/03/2026
Keynote at IWOCL 2026: Paulius Velesko presents chipStar — compiling unmodified #CUDA/HIP code into #OpenCL & #SPIR-V fat binaries that run on Intel, AMD, NVIDIA, ARM, and #RISC-V hardware. No recompilation needed. View the full program at: www.iwocl.org/iwocl-2026/c... #IWOCL2026 #OpenCL #SYCL
Join us at IWOCL 2026 for Paulius Velesko's keynote talk, "chipStar: OpenCL as a Portability Layer for CUDA/HIP Applications
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JauntyWunderKind @jauntywunderkind.bsky.social · 17/03/2026
Wildly neat work from @khronos.org doing a variety of video codecs in compute shaders. Big variety of interesting formats here, many "mezzanine" compression, high quality semi-realtime for av production. Example: Samsung APV. www.khronos.org/blog/video-e...
khronos.org
Video Encoding and Decoding with Vulkan Compute Shaders in FFmpeg
In this blog we explore how FFmpeg uses Vulkan Compute to seamlessly accelerate encoding and decoding of even professional-grade video on consumer GPUs — unlocking GPU compute parallelism at scale, wi...
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The Vulkan Working Group @vulkan.org · 16/03/2026
Learn how FFmpeg uses Vulkan Compute shaders to accelerate professional codec workflows — FFv1, ProRes, ProRes RAW, APV and more — on any Vulkan-capable GPU, with no fixed-function hardware required. Learn more: www.khronos.org/blog/video-e... #Vulkan #FFmpeg #GPUCompute #ProRes #FFv1 #APV #VC2
khronos.org
Video Encoding and Decoding with Vulkan Compute Shaders in FFmpeg
In this blog we explore how FFmpeg uses Vulkan Compute to seamlessly accelerate encoding and decoding of even professional-grade video on consumer GPUs — unlocking GPU compute parallelism at scale, wi...
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Martin-Karl @doragonhanta.bsky.social · 16/03/2026
vk_gltf_renderer keeps growing: full glTF reference path tracing, and now built-in scene/asset editing. You can duplicate, delete, re-parent, rename, split meshes, import scenes, undo/redo, and save back to glTF/glb Open source Vulkan renderer, with ray tracing + raster github.com/nvpro-sample...
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The Khronos Group @khronos.org · 13/03/2026
RFC: SPV_KHR_poison_freeze is open for public review! This new SPIR-V extension proposes: • Clarifying undefined values as poison • A new OpFreeze instruction for tighter undefined values and more... Compiler devs & toolchain folks — your feedback is wanted github.com/KhronosGroup...
github.com
Add SPV_KHR_poison_freeze for public review by Tobski · Pull Request #391 · KhronosGroup/SPIRV-Registry
In conjunction with the 1.6.7 specification tightening the definitions of undefined values, to bring them in line with state of the art (e.g. as described for LLVM), we are proposing the introducti...
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