DOT

DOT Langauge

Input format for Graphviz, one of the orgiginal graph layout programs.

Main Site:

http://www.graphviz.org

Authors

Multiple, orginally AT&T research

Contact:

mail list: http://www.graphviz.org/MailingList.php

Specification:

http://www.graphviz.org/doc/info/lang.html http://www.graphviz.org/doc/info/attrs.html

License:

Software is under Common Public Licence, presumeably spec as well?

Translators and language bindings

Lots of well developed projects on graphviz site http://www.graphviz.org/Resources.php

Short Example:

graph ER {
	node [shape=box]; course; institute; student;
	node [shape=ellipse]; {node [label="name"] name0; name1; name2;}
		code; grade; number;
	node [shape=diamond,style=filled,color=lightgrey]; "C-I"; "S-C"; "S-I";

	name0 -- course;
	code -- course;
	course -- "C-I" [label="n",len=1.00];
	"C-I" -- institute [label="1",len=1.00];
	institute -- name1;
	institute -- "S-I" [label="1",len=1.00];
	"S-I" -- student [label="n",len=1.00];
	student -- grade;
	student -- name2;
	student -- number;
	student -- "S-C" [label="m",len=1.00];
	"S-C" -- course [label="n",len=1.00];

	label = "\n\nEntity Relation Diagram\ndrawn by NEATO";
	fontsize=20;
}