# Model attribution and licenses

**Z-Anatomy — The libre 3D atlas of anatomy — CC BY-SA 4.0**

Source: https://github.com/Z-Anatomy/Models-of-human-anatomy

Model authors include Gauthier Kervyn (design, 3D and anatomy), based on the original BodyParts3D model by Kousaku Okubo. The atlas's Blender development includes Marcin Zielinski.

**BodyParts3D — The Database Center for Life Science — CC BY-SA 2.1 Japan**

Source: https://lifesciencedb.jp/bp3d/

This model adapts the right foot and distal lower leg. Changes include isolation, transformed-coordinate baking, surface stitching and smoothing, distal-leg trimming and caps, selected tendon-face extraction, new presentation materials, polygon reduction, GLB export and Meshopt compression. The adapted `.blend` and `.glb` geometry is distributed under Creative Commons Attribution-ShareAlike 4.0 International:

https://creativecommons.org/licenses/by-sa/4.0/

The upstream BodyParts3D attribution is retained. Upstream license text is included under `model-source/Z-Anatomy-License.txt`.

When redistributing the model or a geometry adaptation, retain attribution, identify your changes and use the applicable share-alike license. No endorsement by the original authors is implied.

## Viewer dependencies

- Three.js 0.185.1 — MIT, copyright Three.js authors. Included in `vendor/LICENSE`.
- Meshoptimizer decoder — MIT, copyright Arseny Kapoulkine. License notice is preserved in the bundled decoder.
- Inter and Cormorant Garamond — SIL Open Font License 1.1. License files are alongside the font assets.
- Original viewer HTML, CSS and JavaScript — MIT; see `LICENSE-CODE.txt`.

## Educational copy references

Descriptions are brief original summaries of standard anatomy. Supporting resources:

- AAOS, Achilles Tendinitis: https://www.orthoinfo.org/diseases--conditions/achilles-tendinitis/
- AAOS, Plantar Fasciitis and Bone Spurs: https://www.orthoinfo.org/diseases--conditions/plantar-fasciitis-and-bone-spurs/
- Z-Anatomy anatomical structures and original spatial relationships.