.glb glTF model
3D models
| MIME type | model/gltf-binary |
|---|---|
| Description | glTF model |
| Acronym | glTF – GL Transmission Format |
| Category | 3D models |
| Signature (magic bytes) | 67 6C 54 46 (glTF) |
Frequently asked questions
What is a .glb file?
A .glb file is a “glTF model” (MIME type model/gltf-binary). glTF stands for GL Transmission Format.
How do I open a .glb file?
With a 3D program such as Blender (free) or a suitable CAD viewer; Windows 3D Viewer also displays many formats.
How can you tell a genuine .glb file?
By the bytes at the start of the file, the signature (magic bytes): 67 6C 54 46 (glTF). On Linux and macOS, file --mime-type example.glb checks the real type regardless of the extension.
Which MIME type belongs to .glb?
The MIME type is model/gltf-binary. In the Apache web server: AddType model/gltf-binary .glb; in nginx: types { model/gltf-binary glb; }.