Licence summary

The generator source, generated adapter and coupon STLs, diagrams,
documentation, and Line Arc Line seat geometry are distributed under Creative
Commons Attribution 4.0 International (CC BY 4.0):

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

The two tchoupshop low-profile flush T-Clip STLs are distributed under
Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0):

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

See ATTRIBUTION.md for file-level authorship, source links, and modification
notes.