This scene shows how you can use a fully or partially procedural workflow to generate easily updateable 3d models using Blender. Check the info.txt file in Blenders text editor for a detailed explanation.
Huge scale real time EEVEE Ocean with tutorial and scene file, download it for free and consider coming back to donate if you would like more free/donation content. Download the scene file here, and view the tutorial at https://youtu.be/nOdNUFPbBJM Compatible with Blender 2.83.1 and tested successfully with Blender 2.9 alpha.
Get around the problem of EEVEE's lack of shadows/reflection catcher, and finally get your models to be much more realistically integrated with your HDRI environment. Also results in correct alpha channels for compositing over a different background in comp See full description for example video (rendered in under 40 seconds!)