Auto Execute a command or script on Mac Terminal Startup

In order to auto-execute a command or a script every time you open a Mac Terminal, follow the below steps,

• Open Terminal App,
• Go to Menu: Terminal -> Preferences... (Settings on macOS Ventura or later)
• Go to Profile tab,
• Now go to the shell tab,
• Check "run command" under Startup and type the command or script that you want to execute.

Example:

Running a curl command to get the weather details every time you start a new terminal instance.

Facing issues? Have Questions? Post them here! I am happy to answer!