Release 1.3.0 for Houdini 18
This release exposes RPR material nodes in the Houdini plugin, as well as beta support for RPR 2.0. See https://github.com/GPUOpen-LibrariesAndSDKs/RadeonProRenderUSD/blob/master/CHANGELOG.MD for more info.
Please note separate packages based on your Houdini version. Use the 18.0.566 version only if your Houdini version is that or above.