How can users manage themselves in Joomla?

Is there any compon开发者_如何学编程ent or module to manage profile by the users themselves in Joomla? 1)manage personal information, uploading profile photo and manage upload links 2)add/delete/invite friends

Jomsocial is also a very good plugin, it is worth spending some bucks to get the license. Community builder is free, but some nice plugins has to be bought!

You may also want to look at messaging components like UddeIM.

I think community bulider http://extensions.joomla.org/extensions/clients-a-communities/communities/210 or sobi2 http://extensions.joomla.org/extensions/directory-a-documentation/directory/1113 will fulfull your requirement.