UnrealEngine/Engine/Source/ThirdParty/MaterialX/MaterialX-1.38.10/source/README.md

MaterialX C++ Libraries

• MaterialXCore: Support for the core MaterialX elements and graph traversal.
• MaterialXFormat: Support for XML serialization and file accessor utilities.
• MaterialXGenShader : Core shader generation support ¹
• MaterialXGenGlsl : GLSL shading language generation support.
• MaterialXGenOsl : OSL shading language generation support.
• MaterialXTest : Unit tests for all MaterialX libraries.
• MaterialXView : Default material viewer.
• PyMaterialX : Python wrappers for C++ modules.
• JsMaterialX : JavaScript bindings for C++ modules.

[1] For more details, see the Shader Generation Guide and the MaterialX Data Libraries containing node definitions and implementations.