Facebook Pixel ID and Meta domain verification code (with a note
that Facebook verification itself can take up to 72 hours).
Custom header/footer scripts — Pro only; free-form code injected
into every storefront page (GTM, chat widgets, custom pixels) — a warning
notes this runs for every visitor, so only paste trusted code.
Trackela Analytics — free on every plan; paste an embed snippet or
site ID (pasting a full script tag auto-extracts it), with an optional
cookieless mode for EU/UK use without a cookie banner.