opn-cli is a command-line interface (CLI) tool that enhances developer workflows by opening websites, files, or executables effortlessly from the terminal. Wrapping the popular opn package, it provides simple, intuitive commands to launch resources using the default system application. A lightweight alternative to manually copying and pasting or navigating file explorers, opn-cli streamlines development processes, offering seamless integration and improved productivity for various tasks. It is ideal for quick testing, previewing changes, or automating repetitive opening procedures.