You can download it now on the Epic Games Launcher and GitHub. As usual, this release contains a laundry list of new features and improvements. Some highlights:
- Multi-process cooking
- Virtual Shadow Maps are now production ready
- Cinematic-quality volumetric rendering (experimental)
- Orthographic rendering (experimental)
- In-engine skeletal editor (experimental)
- Enhancements to Nanite, Lumen, Temporal Super Resolution, and much more
Here are some useful links while you wait for it to download.