graphviz: Graphviz (Graph Visualization Software) graphviz: graphviz: Graphviz is graph visualization software. Graph visualization is a graphviz: way of representing structural information as diagrams of abstract graphviz: graphs and networks. Graphviz has several main graph layout graphviz: programs. It also has web and interactive graphical interfaces, graphviz: auxiliary tools, libraries, and language bindings. graphviz: Graphviz has many useful features for concrete diagrams, such as graphviz: options for colors, fonts, tabular node layouts, line styles, graphviz: hyperlinks, and custom shapes. graphviz: graphviz: Packaged by Georgi D. Sotirov