USD
USD (Universal Scene Description) is an open-source framework developed by Pixar for efficiently describing, composing, simulating, and collaborating on complex 3D scenes. It provides a high-performance, scalable system for handling large-scale 3D data across various stages of production, from modeling to rendering. USD enables non-destructive editing, asset reuse, and parallel workflows through its layered composition and referencing capabilities.
Developers should learn USD when working in 3D graphics, visual effects, animation, or virtual production pipelines, as it has become an industry standard for managing complex 3D scenes in tools like Maya, Houdini, and Unreal Engine. It is essential for creating scalable workflows in film, gaming, and simulation, allowing teams to collaborate on large projects with minimal data duplication and efficient versioning.