Unity have just released Unity 2019.3 beta. A few minor changes have had a major impact on the user experience, including a new UI font and icons making HiDPI support easier while cleaning up the UI. Additionally the LWRP or Lightweight Render Pipeline has been renamed to the Universal Pipeline (HDRP remains the same), the package manager is improved with the ability to show assets as well as download directly from Git.
Details from the Unity blog:
The last beta release of the 2019 cycle, Unity 2019.3b, is here and it comes packed with new features, improvements, and a completely refreshed interface. Download it to get an early look at these highlights as well as to explore the new Input System, post-processing in the Universal Render Pipeline (formerly LWRP), physics updates, faster in-Editor iteration times, and the debut of ray tracing in Unity.
They are also running a giveaway for NVIDIA GeForce 2080 RTX GPU, check the above link for details. The full release notes are available here or watch the following video for more details and to experience the updated UI in action.