Briefly: the project authors are students, active users of facebook.com, who have drawn attention to the lack of security thereof and having decided to make a project that will be free from the flaws of facebook. It is worth paying attention to the fact that Mark Zuckerberg, the head and creator of facebook.com, provided a small financial assistance to the project, as well as the fact that the source code of Diaspora will be available on the network.
Links to download the source code of Zason Diaspora can be seen in the project blog , there you can also see screenshots of the Diaspora interface. ')
update: in the comments reminded what the whole feature of the diaspora
Forgot to clarify that the project created by the social network is distributed, but all the nodes of the network can communicate with each other through a digital channel, and everyone can install a solid node on their server, and users of this server can easily communicate with members of other nodes.