Brasspetal - The Screw Cabinet Exactly one mode, Nuts and Bolts, adapted from https://github.com/johnmorrisdotca/karakuri 1 observed GitHub star; actual source commit6ac90e2402e167c6946e7364d9647d64db3d7430, November3 2026. All five source puzzle layouts and immutable screw/plate-occlusion/slot rules retained. Visual quadratic falling animation, not rigid-body mechanics. New native interface, current-state hint search, undo, local completion seals and four GPT-generated enamel textures by Brasspetal contributors2026, MIT. Source rules/levels/geometry copied unchanged. No other game mode, dependencies, upstream assets, server or network service bundled. Metadata tags: github-source, game. MIT License Copyright (c) 2026 John Morris 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.