Developed and released a terminal-based spreadsheet editor within the chenrui333/homebrew-core repository, delivering a new tool for navigating, editing, and managing CSV and TSV files directly from the terminal. The application featured vim-like keybindings to streamline data manipulation for developers accustomed to terminal workflows. Built using Go and Ruby, the project focused on robust CSV handling and terminal application development, providing clear documentation and usage guidance to facilitate rapid adoption. This initial release established a solid technical foundation for future enhancements such as sorting, filtering, and multi-file operations, addressing the need for efficient, text-based spreadsheet management in development environments.