SPAM Prevention – Anti-Spam
This replaces Akismet, which now requires a subscription to access the API definitions to remove spam. https://wordpress.org/plugins/anti-spam/
Limit Registration by Location – Registration Options
Registration Options is a free plugin that helps you ensure that members registering live in or near your community. https://wordpress.org/plugins/bp-registration-options/
Acceptance – Terms and Conditions
Terms and Conditions is a free plugin that allows you to require consent to your policies to register for an account. https://wordpress.org/plugins/simple-terms-and-conditions-for-buddypress/
Automated Backups – UpDraft+
UpDraft+ is a free back-up plugin that can be configured to automate retention requirements and have copies emailed to your IT team. NOTE – Crons may cause high usage on low-end hosting plans. https://wordpress.org/plugins/updraftplus/
Restrict User Access – WP Admin No Show
WP Admin No Show is a plugin that keeps end-users out of the back-end of your tool and restricts the ability to change configuration settings. https://wordpress.org/plugins/wp-admin-no-show/
Restrict User Access – Hide Admin Bar
Hide Admin Bar is a plugin to remove the admin bar from front-end view. This is very useful if you are installing 3rd party plugins that may not have embedded access control. https://wordpress.org/plugins/hide-admin-bar/
Page Caching – WP Super Cache
WP Super Cache is a plugin that stores static copies of your pages to reduce resource requirements. https://wordpress.org/plugins/wp-super-cache/
Custom Log-In Screen
Customer Log-In is a free plugin that allows you to design your own custom splash page for end-users logging in. https://wordpress.org/plugins/wp-custom-login-page-logo/
Nested Groups (Hierarchy)
Nest groups inside of your installation, and set custom taxonomies for your hierarchy (i.e.; parent/child, parent/sub, etc…) https://github.com/dcavins/hierarchical-groups-for-bp
Easily install Google Analytics – WP MonsterInsights
Requires set-up or creation of Google administrator account. https://wordpress.org/plugins/google-analytics-for-wordpress/
Automated Search Engine Optimization
Yoast SEO: https://wordpress.org/plugins/wordpress-seo/
1-Click SSL – Really Simple SSL
ONLY if you install an SSL certificate. https://wordpress.org/plugins/really-simple-ssl/