# License

This repository has files under different licenses. ATTRIBUTION.md lists
every third-party file.

| Files | License |
|---|---|
| Code: `*.py`, `web/viewer.html`, `.github/` | MIT (`LICENSES/MIT.txt`) |
| Designs and documents by Jeremy Collins: the STL and STEP files of the pegs, the keyhole cutter, the detent bumps, the starter plate, the tray, the lid and the plug; the PDFs, the READMEs, the drawings and the renders; `interface.json` and `checks.json` | CC BY 4.0 (`LICENSES/CC-BY-4.0.txt`) |
| PiSugar models and the files made from them | GPL-3.0 (`LICENSES/GPL-3.0.txt`) |
| Petoi models and the files made from them | No license stated by Petoi. See ATTRIBUTION.md. |
| Petoi ROS model of Bittle (`bittle_platform/reference/petoi_ros/`) and the files made from it (`bittle_platform/stl/robot/`) | MIT (`bittle_platform/reference/petoi_ros/LICENSE`) |

Copyright (c) 2026 Jeremy Collins for the code and the designs.