Quantum GIS Open Source Alternative To ArcGIS

ArcGIS is a popular GIS – A geographic information system (GIS) that integrates hardware, software, and all forms of geographically referenced information. ArcGIS allows us to view, understand, question, interpret, and visualize data in many ways that reveal relationships, patterns, and trends in the form of maps, globes, reports, and charts. GIS is the merging of cartography, statistical analysis and database technology. GIS can be used in geographical, archaeological or land surveying studies. There are many uses of a GIS. ArcGIS is popular and as usual comes with a price.


If you are looking for a free and open source solution which is similar to ArcGIS, then there is an option – Quantum GIS. Quantum GIS (QGIS) is a user friendly Open Source Geographic Information System (GIS) that runs on Linux, Unix, Mac OSX, and Windows. QGIS supports vector, raster, and database formats. QGIS is licensed under the GNU Public License.



Core features of QGIS:

  • Raster and vector support
  • Support for nonspatial tables
  • GRASS  Integration
  • Extensible plugin architecture
  • Digitizing tools
  • Print composer
  • Python language bindings
  • OGC support (WMS, WFS)
  • Overview panel
  • Spatial bookmarks
  • Identify/Select features
  • Edit/View attributes
  • Feature labeling
  • On the fly projection
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