Gephi is a visualization and exploration platform for all kinds of networks and complex systems, dynamic and hierarchical graphs.
Runs on Windows, Linux and Mac OS X. Gephi is open-source and free.
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Exploratory Data Analysis: intuition-oriented analysis by networks manipulations in real time.
Link Analysis: revealing the underlying structures of associations between objects, in particular in scale-free networks.
Social Network Analysis: easy creation of social data connectors to map community organizations and small-world networks.
Biological Network analysis: representing patterns of biological data.
Poster creation: scientific work promotion with hi-quality printable maps.
Learn More »Centrality: used in sociology to indicate how well a node is connected. Available: degree (power-law), betweenness, closeness.
And more: density, path length, diameter, HITS, modularity, clustering coefficient.
Learn More »Ergonomic interface: based on NetBeans UI
High-performance: built-in 3D rendering engine.
Native file formats: GDF (GUESS), GraphML (NodeXL), GML, NET (Pajek), GEXF and more.
Customizable by plugins: layouts, metrics, data sources, manipulation tools, rendering presets and more.
Learn More »Like Photoshop™ for graphs.
— the Community
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Bastian M., Heymann S., Jacomy M. (2009). Gephi: an open source software for exploring and manipulating networks. International AAAI Conference on Weblogs and Social Media. From AAAI [PDF].
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The Gephi project has been selected by Google to be part of the Summer of Code 2009 (GSoC), and is waiting for GSoC 2010!
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