Fire the ‘bp_init’ action, BuddyPress’s main initialization hook.

Fire the ‘bp_rest_api_init’ action, where BuddyPress registers REST API endpoints.

Fires the ‘bp_rest_api_init’ function, where BuddyPress registers REST API endpoints.

Fire the ‘bp_setup_title’ action, where plugins should modify the page title.

Fires inside the ‘bp_setup_title’ function, where plugins should modify the page title.

Fire the ‘bp_register_widgets’ action, where plugins should register widgets.

Fires inside the ‘bp_register_widgets’ function, where plugins should register widgets.

Fire the ‘bp_register_member_types’ action, where plugins should register profile types.

Fires inside bp_register_member_types(), so plugins can register profile types.

Fire the ‘bp_setup_cache_groups’ action, where cache groups are registered.