Have found this today:

DAZtoBlender8 is a plug-in for migrating and using DazStudio's Genesis 8 figures to Blender.

Besides basic functions such as IK / FK switching and material adjustment, it also has many applied functions such as morph creation for DazStudio and transition to Rigify mode. DazStudio has considerable limitations on the basic functionality of 3D applications, but DazToBlender 8 is completely open to users from those limitations and is able to express itself freely in a state-of-the-art 3D space The purpose is.

https://www.youtube.com/watch?v=gex45Ccm1H0&t=370s