PolyLuthier review viewer: modal design for printed instruments Earlier Hovalin-derived design; not the rod-free Strat. New application code: MIT, Sunnyday Technologies. Geometry: Hovalin v5.1.0, Hova Labs LLC, CC BY-SA 4.0. Source: https://github.com/hovalin/hovalin License: https://creativecommons.org/licenses/by-sa/4.0/ Changes: extracted flat face outlines, idealized back/cavity and neck, computed mode fields. No endorsement implied. MIT License Copyright (c) 2026 Sunnyday Technologies 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. Scope: newly authored workbench code and documentation only. Hovalin geometry and its derivatives in data/ retain CC BY-SA 4.0, attributed to Hova Labs LLC. Third-party libraries retain their own licenses. These files (Hovalin v5.1.0) are licensed as Creative Commons Attribution-ShareAlike 4.0 International License. This means that you are welcome to modify and distribute the design and derivatives thereof. You must, however, share your design under this same license and give credit to Hova Labs, LLC with all derivatives and copies. You may use the Hovalin for commercial purposes under these same constraints. 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