Open source base meshes with high-quality skin maps?

Are there any open-source base meshes with good high-quality skin maps? I’ve been using MakeHuman for a long time now, but since I converted my engine art workflow to PBR, the MakeHuman models and textures are definitely showing their age.

Try Sketchfab

I did. Pretty much no libre licenses. Also tried BlendSwap, but nothing of high quality. The closest to open-source is Nick Zuccarello’s Base Mesh:

However, no skin maps or UVs.