Top 40 open source software for the creation of social networks

The title comes to saying that maybe you have an idea, but a project that still do not know how to develop the software, for that is the open source or open source, known examples are WordPress, Joomla or Moodle. In this link have collected 40 applications open source you can download for free to create your site specifically focused so fashionable social networwing or social networks.

Top 40 Free Downloadable Open Source Social Networking Software