magento1-google-tag-manager by magepal

Provide shipping costs in Magento Cart, plus the ability to change the country there. Maintained by integer-net on GitHub, where it has earned 53 stars from the community.

Guest to Customer for Magento2 - Quickly and easily convert existing guest checkout customers to registered customers. Maintained by magepal on GitHub, where it has earned 69 stars from the community.

Google Tag Manager is a user-friendly, yet powerful and cost-effective solution that is a must-have integration for every Magento store. It simplifies the process of adding and managing third-party JavaScript tags. With dozens of custom events and hundreds of data points our extensions the #1 GTM solution for Magento. Maintained by magepal on GitHub, where it has earned 265 stars from the community.