自动同步亚马逊的插件，可以吧网站上的产品自动同步到亚马逊，自动把亚马逊的订单同步到网站后台来处理，可以实现批量上货

Amazon Sales Channel

https://marketplace.magento.com/magento-module-amazon.html

自动把网站上的产品同步给google shopping，可以设置具体哪些产品自动同步的

Google Shopping Ads Channel

https://marketplace.magento.com/magento-google-shopping-ads.html

免费版的一页支付插件，功能足够使用了

https://marketplace.magento.com/iwd-opc.html

SMTP邮件发送设置插件，比后台里的默认设置项好用，整合了很多主流的第三方发送邮件的接口

https://marketplace.magento.com/mageplaza-module-smtp.html?edition[]=open%20source%20(ce)

SendinBlue Email Marketing  邮件群发插件

https://marketplace.magento.com/sendinblue-module-sendinblue.html?edition[]=open%20source%20(ce)

订单PDF打印美化

https://marketplace.magento.com/fooman-printorderpdf-m2.html

SEO All In One

https://marketplace.magento.com/mageplaza-magento-2-seo-extension.html?edition[]=open%20source%20(ce)

ajax load more product

https://landofcoder.com/magento-2-infinite-scroll.html

预加载图片

https://landofcoder.com/magento-2-lazy-load.html