WooCommerce Memberships is an extension for WooCommerce that allows you to create a fully-functioning membership site.
Restrict Content Pro
Restrict Content Pro is a feature-rich membership solution for WordPress sites.
WishList Member is a plugin that transforms any WordPress site into a full-blown membership site with protected online content.
Paid Memberships Pro
Paid Memberships Pro is a complete WordPress membership plugin. Restrict content, manage member subscriptions with recurring payments. User registration, custom profile fields, and robust member management.