the InfoVisu group at CWI provides a good overview, and many links to papers, software, and general information on the topic http://www.cwi.nl/InfoVisu/

see also: Information Visualisation

• homepage http://www.graphviz.org/
• c2wiki http://c2.com/cgi/wiki?GraphViz
• c2wiki http://c2.com/cgi/wiki?VisualizeTheWiki
• ATT project home http://www.research.att.com/sw/tools/graphviz/
• apache logfile grapher http://www.chaosreigns.com/code/apache2dot/
• preliminary experiments into springy graphs of traceroute data http://locust.f0.am/trace.html
• perl interface → http://theoryx5.uwinnipeg.ca/CPAN/data/GraphViz/GraphViz.html
• more… see: Graphviz

“Prefuse supports a rich set of features for data modeling, visualization, and interaction. It provides optimized data structures for tables, graphs, and trees, a host of layout and visual encoding techniques, and support for animation, dynamic queries, integrated search, and database connectivity.”

• http://www.infovis-wiki.net/index.php/Prefuse
• http://prefuse.org/

Tulip software is a system dedicated to the visualization of huge graphs (GPL) http://www.tulip-software.org

• http://www.touchgraph.com/index.html

• bell labs + comercial offshoot
• Visualization of Very Large Graphs http://www1.bell-labs.com/user/gwills/NICHEguide/nichepaper.html

• http://www.cas.mcmaster.ca/~kahl/HOPS/ or
• http://www2-data.informatik.unibw-muenchen.de/kahl/HOPS/
• (related: VisualProgramming)

• lists of software included on the CD http://www.uni-paderborn.de/fachbereich/AG/engels/HBCD/

• internet data analysis; tools and visualisation
• http://www.caida.org/tools/visualization/otter/
• http://www.caida.org/tools/visualization/walrus/