Content protection
WooCommerce Password Protected Categories
Restrict Content Pro
Ultimate Membership Pro WordPress Plugin
WPSharks s2Member & WooCommerce Restrictions
s2Member
s2Member – restricting access to content after the more-tag
WooCommerce Restrictions Pro
WooCommerce Restrictions Pro – GitHub
wp-php-rv
wp-sharks-core-rv
Failed opening required ‘vendor/autoload.php’
composer
How to install curl extension with php7
WooCommerce plugins
WooCommerce Extended Coupon Features
10 Best WooCommerce Coupon Code plugins
Conditional Discounts for WooCommerce
DiscountSuite documentation
Wishlist Member
WishList Products, WishList Member
WishList Member Changelog
WishList Registration Widget (Google search)
Testimonial Rotator
Full list of Rotator attributes
Multilingual
Search plugins
Colorlib: 10+ Best Search Plugins for WordPress
AJAX Live Search
Relevanssi search enhancer
https://wordpress.org/plugins/relevanssi/
https://www.relevanssi.com/
https://www.relevanssi.com/knowledge-base/relevanssi-match/#comment-31241
SEO and YoastSEO
How to Add Keywords and Meta Descriptions in WordPress
Yoast SEO vs All in One SEO Pack – Which is the Best WordPress SEO Plugin?
YoastSEO Plugin
Other
Advanced Automatic Updates
External Links
Archivist – Custom Archive Templates
Advanced Custom Fields / Pro
Easy FancyBox