Here is a collection of plugins and themes from Chapter 16: The Part of Tens of the book WordPress for dummies by Lisa Sabin-Wilson.
Plugins
Custom Post Type UI
For custom post types and taxonomy.
Jetpack
A suit of plugins provided by wordpress.com.
Limit Login Attempts Reloaded
Limit Login Attempts.
Cookie Notice for GDPR & CCPA
Cookie Notice for GDPR & CCPA
Yoast SEO
Search engine optimization
BackupBuddy
For backing up and transfering website. Price strats from $80.
WP Super Cache
Create static HTML files from your dynamic WordPress content.
WooCommerce
Selling product or service on your website.
Google XML Sitemap
Create a Google-compliant XML site map of your entire site and submit it to major search engines.
Sucuri Security
Scan for malware, spam, blacklisting and other security issues hidden inside your code files.
Themes
Hybrid Core
Highly customizable parent theme. It's a WordPress Framework now.
Hestia
One-page theme built for use on a small-business website.
Responsive
Nine templates built on a fluid grid system as well as webmaster toos, logo management and multilingual support.
Ashe
Suit for personal website, lifestyle blog, bakery, travel agency.Support WooCommerce.
Prefer Blog
Simple blog with built-in Auther and Contact Us block.
BlackBird
Use your own logo, analytics code, customize featured text with an easy-to-use widget, post thumbnails, header image.
Storefront
For store with WooCommerce support, custom widgets and sidebars.
Sinatra
Good for general websites like restaurants, bakeries tech startups and blog.
Nisarg
A nice clean blog theme.
Optics
A minimalist theme featuring a grid layout. Clean and Simple.