Rio Studio and Beat My Rio third-party notices Exterior model: 2021 Kia Rio by tonielpro520. https://sketchfab.com/3d-models/2021-kia-rio-82803d9c4afb4cf2867ef364d31e6528 Licensed under CC BY 4.0: https://creativecommons.org/licenses/by/4.0/ Modified paint, registration, body kit, roof, interior and assembly separation. Beat My Rio additionally reduces and batches geometry, normalizes dimensions, animates wheels, and supplies independent paint and light materials for racing. Beat My Rio typography: Barlow and Barlow Condensed by Jeremy Tribby. Licensed under the SIL Open Font License 1.1. Full font license: race/fonts/OFL.txt https://github.com/jpt/barlow Beat My Rio audio: original procedural synthesis. No third-party recordings. Three.js The MIT License Copyright © 2010-2026 three.js authors 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. Meshoptimizer decoder The MIT License Copyright (C) 2016-2026 Arseny Kapoulkine 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. USER-SUPPLIED TWEET BILLBOARDS Eight tweet screenshots were supplied by Shudu on 12 September 2026 for use in Beat My Rio. The PNGs retain their original text, avatars and author attribution. They are separate from the open-source software and model licenses below.