Universal Scene Description
Universal Scene Description is a framework for interchange of 3D computer graphics data, created by Pixar. The framework focuses on collaboration, non-destructive editing, and enabling multiple views and opinions about graphics data.
File formats used by the standard include:
- .usd, which can be either ASCII or binary-encoded
- .usda, ASCII encoded
- .usdc, binary encoded
- .usdz, a package file which is a zero-compression, unencrypted zip archive, which may contain usd, usda, usdc, png, jpeg, m4a, mp3, and wav files.
Support
- Apple support.usdz files in SceneKit, for 3D model interchange purposes.
- Nvidia has announced support for USD in Omniverse, a graphics collaboration platform.
- Houdini includes an implementation of USD, for purposes of format interchange and scene editing.
- Blender includes support for USD export.
