KhronosGroup/glTF

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glTF – Runtime 3D Asset Delivery

Stars: 7.8k
Forks: 1.2k
Open beginner issues: 0
Indexed issues: 206
Avg merge: 17h 26m
Merged PRs (30d): 5

Dominant language: HTML
License: No license data
Last GitHub push: Sep 12, 2026
Latest indexed: Sep 18, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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206 open issues indexed

Best practices for JSON schema structure (e.g. in `KHR_interactivity`) Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2640 · 4 comments · Opened Aug 31, 2026
The role of (links in) the main README file Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

KhronosGroup/glTF#2639 · 2 comments · Opened Aug 31, 2026
Skinned meshes should not be discouraged from being non-root nodes Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2625 · 4 comments · Opened Aug 11, 2026
Request for RR extension prefix Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

KhronosGroup/glTF#2622 · 2 comments · Opened Jul 27, 2026
[glTF 2.1] Solution for shared materials in external glTF files Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2621 · 2 comments · 1 reaction · Opened Jul 24, 2026
Unclear coordinate convention in KHR_gaussian_splatting Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

KhronosGroup/glTF#2613 · 3 comments · 1 reaction · Opened Jul 10, 2026
Morph target weights across multiple mesh primitives are under-specified Open

KhronosGroup/glTF#2612 · 2 comments · 1 assignee · Opened Jul 9, 2026
[glTF 2.1] Multiple Binary Chunks in GLB Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2611 · 1 comment · Opened Jul 7, 2026
[glTF 2.1] int32/uint32 vertex attribute support Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2606 · Opened Jun 16, 2026
Allow separate metallic and roughness textures Open

Difficulty 5/5 Over a week Newbie friendliness 32/100

KhronosGroup/glTF#2604 · Opened Jun 11, 2026
Support for packed normal maps revisited Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2602 · 3 comments · Opened Jun 3, 2026
Request for LUDICON extension prefix Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

KhronosGroup/glTF#2601 · 1 comment · Opened Jun 3, 2026
Request for ANDURIL extension prefix Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

KhronosGroup/glTF#2598 · 1 comment · Opened May 27, 2026
[glTF 2.1] Unique IDs Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 38/100

KhronosGroup/glTF#2597 · Opened May 27, 2026
[glTF 2.1] Accessor Component Types Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2596 · 2 comments · Opened May 27, 2026
[glTF 2.1] Non-sequential attributes Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2595 · Opened May 27, 2026
[glTF 2.1] 64-bit upgrade to binary format Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2594 · 12 comments · 2 reactions · Opened May 27, 2026
[glTF 2.1] Thumbnails Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2593 · 7 comments · Opened May 27, 2026
[glTF 2.1] Promoted Extension Functionality Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2592 · 5 comments · Opened May 27, 2026
[glTF 2.1] Multiple Scenes Deprecation Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2591 · Opened May 27, 2026
[glTF 2.1] Unified File References Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2590 · Opened May 27, 2026
[glTF 2.1] Packaging External Assets Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2589 · 1 comment · Opened May 27, 2026
[glTF 2.1] Shapes Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2588 · 1 comment · Opened May 27, 2026
[glTF 2.1] Bounding Volumes Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2587 · 8 comments · Opened May 27, 2026
[glTF 2.1] External Assets Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2586 · 6 comments · Opened May 27, 2026
glTF 2.1 Open

2.1

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2585 · 20 comments · 18 reactions · Opened May 27, 2026
[KHR_gaussian_splatting] Proposal to specify anti-aliasing filter Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/glTF#2564 · 12 comments · 1 reaction · Opened Feb 20, 2026
Test data sets for `KHR_gaussian_splatting` Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2562 · 13 comments · 3 reactions · Opened Feb 14, 2026
Proposal: Layered Audio Extension Architecture — KHR_audio_emitter + KHR_audio_graph + KHR_audio_environment Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

KhronosGroup/glTF#2561 · 2 comments · 1 reaction · Opened Feb 7, 2026
proposal: extension to declare SHA256 of images. Open

extension

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2553 · 3 comments · 1 reaction · Opened Jan 18, 2026
Provide implementation guidance on unlit material composition Open

PBR

Difficulty 5/5 Over a week Newbie friendliness 20/100

KhronosGroup/glTF#2546 · 8 comments · Opened Dec 29, 2025
Clarification of "two implementations" requirement for ratification Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2542 · 6 comments · Opened Dec 8, 2025
EXT_mesh_gpu_instancing with negative scale might break backface culling Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2540 · 2 comments · Opened Nov 7, 2025
Possible inconsistency for undefined texture sampler handling Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

KhronosGroup/glTF#2519 · 4 comments · 1 reaction · Opened Aug 17, 2025
Move the JSON schema files to a separate repository Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2515 · Opened Aug 3, 2025
the spz, 3d gauss splatting model I generated is rendered upside down in Cesium Open

Difficulty 3/5 1-2 days Newbie friendliness 32/100

KhronosGroup/glTF#2509 · 1 comment · Opened Jul 22, 2025
Extending glTF for Synchronized Immersive Video and Audio in glTF Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2506 · 2 comments · 2 reactions · Opened Jul 16, 2025
HTML and PDF version of spec is outdated Open

documentation

Difficulty 3/5 1-2 days Newbie friendliness 35/100

KhronosGroup/glTF#2505 · Opened Jul 1, 2025
Missing scene support in object model and KHR_node_visibility Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2504 · 2 comments · Opened Jul 1, 2025
[Question] Plan for an Inverse Kinematics (IK) glTF Extension Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2498 · 1 comment · 2 reactions · Opened Jun 12, 2025
Elaborate on joints and weights for a given vertex. Open

specification

KhronosGroup/glTF#2493 · 6 comments · 1 assignee · Opened Jun 5, 2025
Need a way in the Object Model to read enum values Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

KhronosGroup/glTF#2492 · 2 comments · 1 reaction · Opened May 27, 2025
Change proposal for the fuzzy definition of a tick in `KHR_interactivity` Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

KhronosGroup/glTF#2491 · 2 comments · Opened May 26, 2025
Proposal: EXT_WASM_script extension Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

KhronosGroup/glTF#2485 · 3 reactions · Opened Apr 16, 2025
KHR_materials_diffuse_transmission schema is not a material extension? Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

KhronosGroup/glTF#2482 · 1 comment · Opened Mar 23, 2025
Clarify tangent space for flat normals Open

specification

Difficulty 4/5 3-5 days Newbie friendliness 35/100

KhronosGroup/glTF#2480 · 6 comments · Opened Mar 17, 2025
[KHR_lights_punctual] Clarification needed regarding light intensity Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2473 · 21 comments · 2 reactions · Opened Feb 20, 2025
JSON based node description for `KHR_interactivity` Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/glTF#2472 · 1 comment · 1 reaction · Opened Feb 19, 2025
Better define supported JPEG images Open

specification

KhronosGroup/glTF#2471 · 5 comments · 1 assignee · Opened Feb 9, 2025
EXT_texture_procedurals_mx_1_39 Support Standard Surface Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

KhronosGroup/glTF#2465 · Opened Dec 22, 2024

KhronosGroup/glTF

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