OptiBlend V1.24 - Licenses and Research References
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1. OptiBlend Python Add-on Code
Recommended / distributed license: GNU General Public License v3.0 or later (GPL-3.0-or-later).

Blender Foundation states that published Python scripts using Blender's Python API
must be shared under a GPL-compliant license.
Reference:
https://www.blender.org/about/license/
https://www.blender.org/support/faq/

A copy of GNU GPL Version 3 is included as COPYING.

2. Included OptiBlend Preview Assets
The local shape/material preview PNG assets included with this package are released
with this project as CC0 1.0 / public-domain dedication for redistribution with OptiBlend.
CC0 reference:
https://creativecommons.org/publicdomain/zero/1.0/

3. Blender
Blender itself is licensed under the GNU General Public License.
https://www.blender.org/about/license/

4. Blender Developer Documentation
Documentation content is generally CC BY-SA 4.0 unless otherwise noted; source code,
logos/trademarks and some other material are excluded as explained by Blender.
https://developer.blender.org/docs/license/

5. BlenderKit / Blendkit Research Reference
BlenderKit was used as interaction research/inspiration for asset browsing, visual
libraries and drag/drop workflow. No BlenderKit source code is bundled in OptiBlend.
https://github.com/BlenderKit/blenderkit

6. Blender Python API References Used During Development
Operator tooltips / descriptions:
https://docs.blender.org/api/main/bpy.types.Operator.html

Object / QuadriFlow operators:
https://docs.blender.org/api/main/bpy.ops.object.html

Modifiers:
https://docs.blender.org/api/main/bpy.types.Modifier.html

Snap elements:
https://docs.blender.org/api/main/bpy_types_enum_items/snap_element_items.html

7. HCI Reference
Nielsen Norman Group - Ten Usability Heuristics:
https://www.nngroup.com/articles/ten-usability-heuristics/

8. Adobe Mixamo Research
Adobe Mixamo FAQ / automatic rigging requirements:
https://helpx.adobe.com/creative-cloud/faq/mixamo-faq.html

9. Blender Retopology Manual
https://docs.blender.org/manual/en/latest/modeling/meshes/retopology.html

10. Blender Import / Export Manual
https://docs.blender.org/manual/en/latest/files/import_export/index.html
