BrickLayer bundles part data, under bricklayer/ldraw/, derived from the works
below and distributed under their terms.


LDraw.org Parts Library
-----------------------

Files:    part_geometry.json, part_taxonomy.json, meshes/
Creators: the LDraw.org part authors, as named in each part file's header
Source:   https://library.ldraw.org/
License:  CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); parts
          edited before 2023-03-05 also carry CC BY 2.0
          (https://creativecommons.org/licenses/by/2.0/)
Changes:  part bounding boxes are measured from the part files, and part
          descriptions are copied from their first lines; the collision meshes
          are converted from the part files via BrickNet.


BrickNet
--------

Files:    part_connectivity.json, meshes/
Source:   https://github.com/kulits/BrickNet
Changes:  connector labels are re-expressed as BrickLayer connectors; collision
          meshes are transformed into the LDraw frame and Draco-compressed.

MIT License

Copyright (c) 2026 Peter Kulits

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.


Rebrickable
-----------

Files:    part_popularity.json
Source:   https://rebrickable.com/downloads/
Changes:  per-part counts of the LEGO sets each part appears in, computed from
          Rebrickable's catalogue downloads.
