Soccar Physics behavior recovered and adapted from https://soccar-one.vercel.app/assets/index-Bq8bpGmv.js (retrieved 2026-10-01). The published bundle did not expose an original source license. The reference fixture is used only by development parity tests; it is not a runtime dependency. Ball - Rocket League by Jako (https://sketchfab.com/fairlight51) Source: https://sketchfab.com/3d-models/ball-rocket-league-2c8911aa1dcd4c53bad842f2d354dfe2 License: Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/ Retrieved from https://soccar-one.vercel.app/assets/rlball/scene.gltf and its linked files. Texture reduced from 2048 to 512 pixels for mobile; URI and model scale adapted. Rocket League and associated marks belong to Epic Games / Psyonix. This is an unofficial fan project. Barlow / Barlow Condensed fonts: Jeremy Tribby, SIL Open Font License. License included at /fonts/OFL.txt. Copied from the local Breachline project's licensed font distribution. Three.js: MIT license. ws: MIT license. See their installed package licenses. Fennec car model, stadium geometry, stadium lightmap, turf texture, and crowd seating layout retrieved from https://soccar-one.vercel.app/assets/ on 2026-10-01. Geometry was simplified and quantized; car textures were resized to 512 pixels; stadium buffers use Meshopt compression; the lightmap has desktop and mobile resolutions. The deployed asset files do not include a source license or author declaration. Original ownership and rights are retained by their respective authors. These asset licenses have not been independently established. Particle, shockwave, exhaust, wheel and suspension animation behavior adapted from the deployed reference bundle. UI, goal display geometry, sky, crowd sprites, contact shadows, network and room implementation authored for this project. The reference game's music and audio files are not included; audio is synthesized locally.