Particulars displays system information about your Mac. It shows computer name, model name, serial number, CPU, RAM, GPU, OS version, Server version, current user, uptime, disk space, and network configuration. It can be used in 3 modes: on your desktop, as a Today Extension, or at the command line.

Particulars provides up-to-date information and dynamically changes when your system changes. For instance, if you switch Wi-Fi networks, Particulars shows the new network configuration immediately.

Particulars runs on macOS Sierra 10.12 or later.

On the desktop

Running the Particulars application will show system information on your desktop. Particulars does not replace your desktop background image and is responsive to changes in your screen or space layout.

First run

On first run, Particulars presents a welcome window. Clicking Continue in this window hides your other apps to show you Particulars on your desktop. Particulars' preferences are then displayed.

Typical usage

In typical usage, after Particulars is launched, it will display its output on the desktop and simply wait for you to refer to it when necessary. The quickest way to see Particulars in typical usage is to use the Show Desktop feature of Exposé.

Copying system information

Particulars can copy system information, either all information or individual pieces, to the clipboard. Copying can be found either in the Particulars menu, the Dock icon menu, or in the utility menu of the preferences window if the Dock icon is hidden.


When the Hide dock icon preference is set, the standard means of displaying preferences (Particulars menu->Preferences) is not available.

To display preferences while the Dock icon is hidden, either:

Today Extension (Widget)

Particulars provides a today extension, otherwise known as a widget, which is shown in Notification Center.

To install:

  1. Open Notification Center
  2. Click Today at the top
  3. Click Edit at the bottom
  4. Drag Particulars from the list of Items on the right, to the desired position in the widgets on the left.
  5. Click Done


Preferences for the Today Extension are revealed (and hidden) by clicking on the version number in the lower right of the widget. See the Preferences documentation for more information on the settings available.

Command-line interface

Particulars provides a command-line interface (CLI) for use in terminal applications and scripts. To learn more, read the command-line help.

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