Ajax Product Infinite Scroll Extension For Magento 2
https://www.cynoinfotech.com/product/infinite-scroll-magento-2-extension/
Magento 2 Infinite Scroll is a feature that offers new functionality that gives admins more choices to set how to load the next pages: Product list infinitely via Ajax scroll in Magento 2 when customers scroll down to the end of pages. Supports loading, free to customize load more button/ back to top button, lazy loading image. Infinite Scroll Magento 2 extension is designed to provide the best user experience by eliminating the need for page refresh.