System Utilities

The Notification Center was introduced in OS X 10.8 (Mountain Lion). Off the shelf OS X and macOS don't have the means to send...

What is Homebrew (for Mac OS, not the homebrew you drink) Homebrew is the Mac equivalent of an application package manager. Package managers are fundamental...

Those of us who like to dig below the graphical surface of OS X often end up in Terminal hacking away with Unix commands. Sometimes it's necessary to change file/folder permissions, and to set a file to be executable, etc. It's easy to do in Terminal, but there's also a nice way to do it with via the GUI using this app...

Having ACL and permission problems on OS X? Here are the best tools for manually sorting them out. Most are free. The best one is $5.

There are many tools (software applications) available for tweaking and adjusting the more advanced and sometimes hidden or obscured system and application settings on...