Over a two-month period, contributed to the mrdoob/three.js repository by enhancing both asset libraries and demo visual fidelity. Delivered new GLTF models, textures, and improved example HTML files, expanding resources for onboarding and prototyping while refining layout and interactivity. Focused on 3D graphics and front-end development, utilized JavaScript, HTML, and GLSL to update the asset library and optimize the WebGL watch demo. Adjusted material properties, lighting, and rendering techniques to improve realism and performance, supporting more effective demonstrations and evaluations. Collaborated through co-authored commits, ensuring code quality and alignment with team standards throughout the development process.