Exporting 3D Mesh Layers to Other Formats

18. Working with Mesh Data — QGIS Documentation documentation

Model import guidelines for Other 3d modeling software – Lumion

3D File (OBJ) Import/Export – Marvelous Designer Help Center

Photoshop 3D export for Unity - Stack Overflow

DXF and DWG 3D File Export Converter - Okino

Gmsh 4.12.2

Unity - Manual: Exporting from other applications

Import 3D models from Creative Cloud Libraries

Tutorials for Augmented Reality Visualisation - DARF DESIGN

Blender, 3D Object Export