BuddyPress.org

hi @okuleyeflo,

the code below puts a tab on the user activity page.
Try it from within your theme’s functions.php file

function my_setup_nav() {
	global $bp;
	
	bp_core_new_nav_item( array( 
	'name' => __( 'Item One', 'buddypress' ), 
	'slug' => 'my-item-one', 
	'position' => 70 
	) );
	
}
add_action( 'bp_setup_nav', 'my_setup_nav' );

Some more details
A little spoon of Codex ?