Rex

Add custom scripts

Inject custom HTML or JavaScript into your booking page for pixels, chat widgets, or other third-party tools.

1

Open the Custom Scripts integration

Navigate to the Marketplace and find the Integrations page. Search for Custom Scripts and click Settings on its card. If the card shows Add instead, click Add and then Confirm and Add first.

Marketplaceβ€ΊIntegrations
Global Integrations page filtered to the Custom Scripts card, with its Settings button marked (1)
Click Settings on the Custom Scripts card to open its settings.
2

Add your scripts

Paste script tags or HTML into the appropriate fields depending on where each script should load.

Custom Scripts Settings window with the Header Scripts field (2), Body Scripts, Confirmation Page Script and Event Inquiry Page Script, and the Save changes button (3); script contents blurred
Paste each script into the field for where it should load, then save.
3

Save

Click Save Changes. Scripts take effect immediately on your booking page.

Custom Scripts Settings window with the Save changes button marked (3); script contents blurred
Click Save changes. Scripts take effect on your booking page right away.
FieldDescription
Header ScriptsScripts injected into <head> on all booking pages. Use for fonts, analytics libraries, or tag managers.
Body ScriptsScripts injected at the end of <body> on all booking pages. Use for chat widgets or other UI tools.
Confirmation Page ScriptScripts injected only on the reservation confirmation page. Use for conversion pixels.
Event Inquiry Page ScriptScripts injected only on the event inquiry (thank you) page.

Updated Oct 8, 2026

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