BuddyPress.org

You can use any WordPress theme for the home theme.

But, to have success integrating it with BP, you’ll need to copy the functions.php in /bphome/ to your new home theme’s functions.php file. Also, there are certain code elements in the header.php file of the /bphome/ theme that you’ll need to add to your own home theme.

You may then also want to design a custom member theme that takes the look and feel of your home theme.