The source of the models is listed below. Please check the original licenses from the source.
https://civitai.com/models/4823
NSDT 3DConvert
Convert 30+ 3D formats online: GLTF, GLB, GBX, OBJ, DAE, IFC, STEP, STL...
UnrealSynth
Unreal engine based photo realistic synthetic data generator for YOLO.
DreamTexture.js
AI powered 3d texture generation and projection SDK for three.js.