Input a graph structure to textbox. Whenever you push the enter key, the picture of graph is generated.

Notations & Restrictions

This CGI calls the program dot in Graphviz package. So you can use almost all of notations for dot.

You don't have to input keywords "graph" or "digraph", that you need in case of using Graphviz.

An input like


is interpreted to be that of a directed graph.

An input like


is interpreted to be that of a indirected graph. Mixing is not supported.

Font is specified to Mika-chan Font, which is very popular Japanese Font. Some symbols (like #,$,etc..) are ignored.

To prevent the overload of this server, some inputs, which has large size or abnormal notations for Graphviz, may be ignored.