Encyclopedia of GIS

2008 Edition
| Editors: Shashi Shekhar, Hui Xiong

Quantum GIS

  • Marco Hugentobler
Reference work entry
DOI: https://doi.org/10.1007/978-0-387-35973-1_1064

Synonyms

QGIS; Open Source; Qt libray; MapServer

Definition

Quantum GIS [1] is an opensource GIS written in C++ available under the conditions of the GPL license. It is based on the C++ crossplattform library Qt from Trolltech [4]. Therefore, it runs on most existing operating systems, including Linux, Unix, Mac OS X and Windows. The name ‘Quantum GIS’ has no special meaning, except that it starts with a Q, indicating that it uses the Qt library.

The main focus of QGIS is interactive two dimensional viewing of spatial data. However, there is also functionality for editing vector data and a GRASS plugin to use the analytical functionality of the GRASS program [3] from within the QGIS GUI. QGIS supports a large number of vector and raster formats, including PostGIS, GRASS, Shapefile, GML, WFS, GPX, WMS, GeoTiff, PNG, JPG and many others. QGIS supports reprojecting on-the-fly for vector data sets by using the PROJ4 library.

QGIS provides a plugin mechanism which can be used to add support...

Keywords

Data Provider Open Source Program Project File Party Application Individual Data Source 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
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Recommended Reading

  1. 1.
    QGIS (2006) Homepage of the QGIS project. http://qgis.org. Accessed 21 Dec 2006
  2. 2.
    Sherman et al. (2006) QGIS user guide. http://qgis.org/releases/userguide.pdf. Accessed 21 Dec 2006
  3. 3.
    GRASS (2006) Homepage of the GRASS project. http://www.grass.itc.it/. Accessed 21 Dec 2006
  4. 4.
    Trolltech (2006) Qt documentation. http://doc.trolltech.com/. Accessed 21 Dec 2006
  5. 5.
    QGIS WMS (2006) QGIS WMS server homepage. http://karlinapp.ethz.ch/qgis_wms/qgis_wms.html. Accessed 21 Dec 2006

Copyright information

© Springer-Verlag 2008

Authors and Affiliations

  • Marco Hugentobler
    • 1
  1. 1.Institute of CartographyETH ZurichZurichSwitzerland