GraphML is an XML-based file format for graphs. The Extensible Markup Language (XML) is a W3C-recommended general-purpose markup language that supports a wide variety of applications. ...

Introduction to GraphML

Here is how a simple undirected graph with 2 nodes and one edge between them looks like:

 <?xml version="1.0" encoding="UTF-8"?> <graphml xmlns="http://graphml.graphdrawing.org/xmlns" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://graphml.graphdrawing.org/xmlns http://graphml.graphdrawing.org/xmlns/1.0/graphml.xsd"> <graph id="G" edgedefault="undirected"> <node id="n0"/> <node id="n1"/> <edge source="n0" target="n1"/> </graph> </graphml> 

Other Graph File Formats

• GXL
• GML
• XGMML

See also

• XML
• GML is another widely used graph exchange format.
• Scalable Vector Graphics (SVG) is an XML-based graphics format.

The Extensible Markup Language (XML) is a W3C-recommended general-purpose markup language that supports a wide variety of applications. ... Graph Modelling Language (GML) is a hierarchical ASCII-based file format for describing graphs. ... SVG is also the IATA code for Stavanger Airport, Sola in Norway. ...

External links

• http://graphml.graphdrawing.org/ homepage of GraphML
• http://graphml.graphdrawing.org/primer/graphml-primer.html An easy introduction to GraphML is the GraphML Primer.
• http://www.svgopen.org/2003/papers/ComparisonXML2SVGTransformationMechanisms/ Comparison between XML to SVG Transformation Mechanisms