Agna Project
Agna is a freeware application designed for
social network analysis, sociometry and sequential analysis.
http://www.geocities.com/imbenta/agna/
KrackPlot
http://www.andrew.cmu.edu/user/krack/krackplot.shtml
Java for Social Networks?
http://www.public.asu.edu/~corman/jsocnet/via
グラフ構造レイアウト・視覚化ソフトウェアhttp://svrrd2.niad.ac.jp/faculty/nozawa/Research/Interest/misc/2003-0701.GraphVisualizationSoftware.html