A couple of built-in I didn't see:
macOS software versions:
sw_vers
macOS hardware overview: system_profiler SPHardwareDataType
Convert binary plist to xml plutil -convert xml1 -o out.xml in.plist
A couple of lesser known, but also handy ones to install: brew install dark-mode
brew install duti
> screencapture - take screenshotsBig fan of screencapture. I wanted something similar but for capturing window videos, so I built https://github.com/xenodium/macosrec
I often wrap command line utilites with Emacs functions (don't need to remember invocation flags/structure but also enables batch invocations) https://xenodium.com/recordscreenshot-windows-the-lazy-way