1. Jetpack

Initially created for the hosted WordPress site WordPress.com, Jetpack is now available for self-hosted WordPress sites. It’s an “all in one” solution for social media sharing, site statistics, and search engine optimization.

Users can activate and customize the Jetpack features of their choice. It’s available in a premium or free version from the WordPress Plugin Directory.

2. Woocommerce

is one of the most popular e-commerce plugin solutions in the world. This plugin includes all the features you need to set up a full-service online store on your WordPress site.

WooCommerce is fully customizable with multiple themes and product page layouts, and it supports sales for both physical and digital products and affiliate marketing.

3. Google

Site Kit makes it easy to set up and configure key Google products, giving you authoritative and up-to-date advice on how to succeed on the web

4. Really Simple SSL

converts a site from HTTP to HTTPS with one click. This plugin allows you to safely migrate your entire site to a secure site in a single step and avoid the “Not Secure” warnings on Google.

Really Simple SSL updates site URLs, handles redirects and enhances site security. You’ll need to acquire a free SSL certificate to use this free plugin, with paid versions available for use across multiple sites.

5. WordFence Security

is a full-featured security solution for self-hosted WordPress sites. Available in free and premium plugin versions, WordFence Security provides a firewall with multiple features and protection from hacking, malware, and viruses. 

WordFence also includes email alerts for critical problems and real-time traffic monitoring.