ComfyUI

2D→3D Generators on Hugging Face With Online Web Demos. Then See Workflow below to create Stl.
AI 3D Model Generator (frogleo) NOT GOOD- 3D not relief

• Type: Image → 3D mesh

• Demo: Yes — upload a 2D image directly

• Output: OBJ, GLB (convertible to STL)

• Notes: Automatically cleans and simplifies the mesh.

https://huggingface.co/spaces/frogleo/Image-to-3D (huggingface.co in Bing)

XXXXXXXXXXX
2. Stable Fast 3D (stabilityai) NOT GOOD Does Relief

• Type: Single‑image → 3D mesh

• Demo: Yes

• Output: 3D mesh (GLB)

• Notes: Fast generation; good for simple objects.

Website:  

• https://huggingface.co/spaces/stabilityai/Stable-Fast-3D (huggingface.co in Bing)

5. Pixal3D (TencentARC) BEST AS OF 7/6/26
Pixal3D - a Hugging Face Space by TencentARC 

• Type: High‑fidelity image‑to‑3D

• Demo: Yes

• Output: Mesh (GLB)

• Notes: Good detail; may need decimation for CNC.

Website:  

• https://huggingface.co/spaces/TencentARC/Pixal3D (huggingface.co in Bing)

🔧 Workflow to Create a Height Map → STL for CNC

1. Upload your 2D image to one of the demos above.

2. Download the GLB/OBJ mesh.

3. Convert to STL using:

   • Blender

   • MeshLab

   • Free online converters

4. To create a height map:

   • Use Blender’s Bake → Displacement

   • Or use MeshLab’s Rasterize → Height Field

5. Import STL into your CNC CAM software (Carbide Create, VCarve, Fusion 360, etc.)