Magento 2 Alternate Hreflang Extension - Alternate Tags Manager
Magento 2 Save Cart Pro - Magento 2 Save Cart Pro Extension by MageComp allows customers to save their shopping cart for the next purchase or to duplicate previous orders. This whole process saves time and provides direct purchase and thus improves their shopping experience.
Magento 2 Dynamic Categories Extension - Automatic Product Generating Category
sessionly - Sessionly helps you to visualize the customer journey with different tools like Heatmaps, Sessions, Polls, Surveys, Feedback in one tool.
Magento 2 Rochet JavaScript - Deferred JavaScript Tool
Magento 2 Mautic Integration Extension - Mautic-Magento Synchronizer