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2. Geographic information system - Wikipedia

   en.wikipedia.org/wiki/Geographic_Information_System

   A geographic information system ( GIS) consists of integrated computer hardware and software that store, manage, analyze, edit, output, and visualize geographic data. [1] [2] Much of this often happens within a spatial database, however, this is not essential to meet the definition of a GIS. [1] In a broader sense, one may consider such a ...

3. Geographic information system software - Wikipedia

   en.wikipedia.org/wiki/Geographic_information...

   A GIS software program is a computer program to support the use of a geographic information system, providing the ability to create, store, manage, query, analyze, and visualize geographic data, that is, data representing phenomena for which location is important. [1] [2] [3] The GIS software industry encompasses a broad range of commercial and ...

4. QGIS - Wikipedia

   en.wikipedia.org/wiki/QGIS

   QGIS is a geographic information system (GIS) software that is free and open-source. [2] QGIS supports Windows, macOS, and Linux. [3] It supports viewing, editing, printing, and analysis of geospatial data in a range of data formats. QGIS was previously also known as Quantum GIS.

5. ArcGIS - Wikipedia

   en.wikipedia.org/wiki/ArcGIS

   ArcGIS. ArcGIS is a family of client, server and online geographic information system (GIS) software developed and maintained by Esri . ArcGIS was first released in 1982 and as ARC/INFO, a command line-based GIS. ARC/INFO was later merged into ArcGIS Desktop, which was eventually superseded by ArcGIS Pro in 2015. [8]

6. Esri - Wikipedia

   en.wikipedia.org/wiki/Esri

   Environmental Systems Research Institute, Inc., doing business as Esri ( / ˈɛzriː / ), [5] is an American multinational geographic information system (GIS) software company headquartered in Redlands, California. [6] It is best known for its ArcGIS products. With a 40% market share, Esri is the world's leading supplier of GIS software, web ...

7. Comparison of geographic information systems software

   en.wikipedia.org/wiki/Comparison_of_geographic...

   This is a comparison of notable GIS software. To be included on this list, the software must have a linked existing article. The selection of GIS software is a non-trivial task typically undertaken at project commencement. The use of appropriate selection criteria and methodology can be critical to a project's success, with considerations including outlay costs, ease of use, data and system ...