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Format

Geography Markup Language

Summary

Name
Geography Markup Language
Identifiers
  • MIME: application/gml+xml
  • PUID: x-fmt/227
Format type
  • GIS
  • Text (Mark-up)
Description
The Geography Markup Language (GML) is the XML grammar defined by the Open Geospatial Consortium (OGC) to express geographical features. GML serves as a modeling language for geographic systems as well as an open interchange format for geographic transactions on the Internet. Full specifications can be found at http://www.opengeospatial.org/standards/gml
File extensions
gml
Source
Digital Preservation Department / The National Archives

Relationships

Has lower priority than
Has priority over
Is previous version of

Internal signatures

Geography Markup Language

Note
ASCII header: <?xml version="1.0" , followed by gml namespace declaration xmlns:gml='http://www.opengis.net/gml

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
None
Byte Sequence
3C3F786D6C2076657273696F6E3D(22|27)312E30(22|27){0-320}786D6C6E733A676D6C3D(22|27)687474703A2F2F7777772E6F70656E6769732E6E65742F676D6C
Endianness
None

Changelog

  • Updated in V91

    Release date
    25 July 2017

    Geography Markup Language: Added format type GIS.

  • Added in V55

    Release date
    4 January 2012

    Geography Markup Language: Format description information supplied by the Geospatial Multistate Access and Preservation Partnership (GeoMAPP).

    Geography Markup Language: Signature developed through PRONOM Research.