The article discusses various macOS command-line tools that provide unique functionality, including caffeinate, pbcopy, networkQuality, and sips. These tools can be used for tasks such as preventing sleep, copying output to the clipboard, running Internet speed tests, and resizing images. The article also mentions other tools like mdfind, textutil, and system_profiler, which can be used for searching, converting file formats, and printing system information. The tools are part of the macOS Unix toolkit and can be used to automate tasks and improve productivity.