cyber-duck/silverstripe-google-tag-manager
Add Tag Manager data layer, events, and ecommerce support fo... 4648
chrometoaster/ga-gtm-singlefield
Adds single field to CMS settings section to hold GA or GTM ... 789
bigfork/silverstripe-googletagmanager
Google Tag Manager Module for SilverStripe 72
dorsetdigital/silverstripe-simplegtag
Simple method of adding GTM tags 3