Yifan focused on developer-facing documentation and CLI tooling across multiple repositories, including Managor/tldr, zed-industries/zed, and tldr-pages/tldr. They updated Gemini CLI documentation to cover new features and command options, and enhanced the Zed macOS uninstall guide to ensure complete removal by detailing additional user data directories. In tldr-pages/tldr, Yifan authored a comprehensive guide for Shpool, enabling users to create and manage persistent shell sessions. Their work emphasized Markdown-based technical writing, shell scripting, and user experience, resulting in clearer onboarding and reduced support needs. Yifan’s contributions demonstrated depth in documentation, collaboration, and adherence to repository standards.