Many apps need helpers, usually run as LaunchAgents, LaunchDaemons or LoginItems. After introductory explanation of how these work, this explains how it changes in Ventura.
Login Item
Four popular and straightforward ways to set your Mac to run an app or other software when it starts up. Includes AppleScript code.
How to set your Mac to run scripts, apps and other software automatically, and at regular intervals, using launchd and a property list.
Want a non-sandboxed app to install itself in Login Items? Here’s a simple way without using a helper app.
When you want software to run automatically each time you Mac starts up, there are several ways of doing that. Here’s your choice.
The Eclectic Light Company 