glTF
Open standard 3D asset format
Episodes
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#4463: 3D File Formats: What Survives ConversionA practical tour of the 3D format landscape organized by what you're actually trying to build. -
#4461: Inside a GLB File: Binary Format, Textures, and PBRWhat's actually inside a GLB file? We hex dump one and walk through every byte — JSON chunks, binary buffers, textures, and PBR materials.