The GraphML Schema Documentation

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File Format Links
GXL - an XML-based graph exchange format developed for software re-engineering.

GraphXML - XML-based file format for graphs that was presented at Graph Drawing 2000 and is superseded by GraphML.

GML - a widely used graph exchange format (non-XML).

XGMML - an XML-based file format for graphs based on GML.

SVG - an XML-based graphics format.

Graph Drawing Links - home of graph drawing

GD 2004 - 12th Int. Symp. Graph Drawing, 12-14 Sep 2004, Harlem, NYC

XML Links
XML - home of the Extensible Markup Language at the World Wide Web Consortium.

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Element: locator

Description: Graphs and nodes are declared by the elements <graph> and <node>, respectively. The optional <locator>-child of these elements point to their definition. (If there is no <locator>-child the graphs/nodes are defined by their content). Occurence: <graph>, and <node>.

Type: locator.type

Complex type for the <locator> element. Content type: (empty)  Type is final.


xlink:href  (required)  points to the resource of this locator.

xlink:type  (optional)  type of the hyperlink (fixed as simple).


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coming soon
LEDA extension package for GraphML.
18 March 2003
XML Schema specification and documentation available for GraphML 1.0rc (release candidate)
23 July 2002
GraphML presentation at the annual meeting of DFG Research Priority 1126 Algorithmic Aspects of Large and Complex Networks. (ps, pdf)
28 June 2002
yFiles extension package for GraphML version 1.0 released.
22 May 2002
Release candidates for extensions graphml-attributes (for data attributes) and graphml-parseinfo (for lightweight parsers) completed. See current specification.
12 March 2002
GraphML proposed as the standard format for the network data archive to be created within EU FET Open Project COSIN.