SPIRV Headers Engine/Source/ThirdParty/ShaderConductor SPIRV Headers is included with Shader ConductorShaderConductor is a tool designed for cross-compiling HLSL to other shading languages https://github.com/KhronosGroup/SPIRV-Headers/blob/master/LICENSE Licensees Git P4 /Engine/Source/ThirdParty/Licenses/SPIRVHeaders_License.txt