Allow your users to form groups centred arround the exciting topics that build your community. Simple config settings gets you going in seconds.
Give your users a bit more power over their accounts allow them to delete or suspend their account. Allow them to decide between deleting all their profile data or just suspension
Friendship is a vital ingredient to building powerful communities, give your site users a litlle bit more to do with the people who love what they love
Build you own unique social site, add your own fields to users social book by simple simple custom fields. Set their specific visibility or requirements on profiles
Profile commenting gives you sites users an quick alternative to drop the silly public guestbook like thoughts on users/friends profile.
Let your users upload and share their fun moments arround the themes that bring them together. Thats the power behind joomla and joomunity