Try Gephi :

https://gephi.org/

Applications

Exploratory Data Analysis: intuition-oriented analysis by networks manipulations in real time.

Link Analysis: revealing the underlying structures of associations between objects.

Social Network Analysis: easy creation of social data connectors to map community organizations and small-world networks.

This might be useful. Thanks for sharing. Could you please share some of your graphs done in this software?

Good question and informative answers thank you all!

i thank you can use facebook or tweter