Yufeng Zhao contributed to both the raycast/extensions and Seeed-Studio/MakerCamp repositories over a two-month period, focusing on feature development and documentation. In raycast/extensions, Yufeng enhanced the Battery Health Extension by adding charger wattage display, updating TypeScript-based UI components to improve battery data visibility. For Seeed-Studio/MakerCamp, Yufeng improved project documentation, updated camera asset imagery, and created marketing visuals such as lenticular stickers and banners using graphic design and image optimization skills. The work emphasized clear technical writing, content management, and frontend development, resulting in more accessible documentation and streamlined asset management without requiring major bug fixes during this period.