Litestore loads the Meta Pixel after the shopper allows marketing and sends the same events from your server.
Litestore loads GA4 in the browser after the shopper allows analytics and can also send events to Google from your server.
Litestore sends a copy of each store event to PostHog from your server and can pull stats back into the admin.
Litestore loads Plausible in the browser after the shopper allows analytics and can pull its stats into the admin.
The guide explains every value you set and what Litestore does with it.