The NVIDIA Omniverse™ Unity Connector is tested with and officially supports Unity LTS versions.
The Unity Connector has the following high-level features:
Export USD files
Import USD files
Unidirectional LiveSync from Unity Editor to Omniverse App Supports structure where Prefab is divided into multiple USDs and referenced by Payload.
Export/Import: Materials support MDL (OmniPBR/OmniGlass) or UsdPreviewSurface.
Export: Prefab to Payload.
Export: Physics support.
Please join the NVIDIA Omniverse Developer forums as a great resource for collaborating.