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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 General Public License. QGIS lets you browse and create map data on your computer. ... [More] It supports many common spatial data formats (e.g. ESRI ShapeFile, geotiff). [Less]

4.37143
   
  0 reviews  |  151 users  |  669,113 lines of code  |  95 current contributors  |  Analyzed about 12 hours ago
 
 

OpenLayers is a web mapping framework, allowing users to pull in disparate sources of data and display them in an AJAX mapping interface.

4.7
   
  2 reviews  |  143 users  |  178,257 lines of code  |  56 current contributors  |  Analyzed 4 days ago
 
 

OpenStreetMap is a free editable map of the whole world. It is made by people like you. OpenStreetMap allows you to view, edit and use geographical data in a collaborative way from anywhere on Earth.

4.69388
   
  0 reviews  |  126 users  |  5,435,691 lines of code  |  88 current contributors  |  Analyzed 35 minutes ago
 
 

MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web.

4.62791
   
  2 reviews  |  122 users  |  151,407 lines of code  |  34 current contributors  |  Analyzed about 1 hour ago
 
 

GDAL is a translator library for raster geospatial data formats. The related OGR library (which lives within the GDAL source tree) provides a similar capability for simple features vector data.

4.83784
   
  0 reviews  |  101 users  |  906,420 lines of code  |  25 current contributors  |  Analyzed 3 days ago
 
 

GRASS GIS, commonly referred to as GRASS (Geographic Resources Analysis Support System), is a free Geographic Information System (GIS) software used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization. GRASS GIS is currently ... [More] used in academic and commercial settings around the world, as well as by many governmental agencies and environmental consulting companies. GRASS GIS is an official project of the Open Source Geospatial Foundation (OSGeo). [Less]

4.76471
   
  0 reviews  |  63 users  |  1,292,172 lines of code  |  19 current contributors  |  Analyzed 9 days ago
 
 
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JOSM is an editor for OpenStreetMap written in Java 1.5. The current version supports stand alone GPX tracks, GPX track data from the OSM database and existing nodes, line segments and metadata tags from the OSM database.

4.35
   
  0 reviews  |  60 users  |  900,596 lines of code  |  25 current contributors  |  Analyzed 36 minutes ago
 
 

GeoTools is an open source (LGPL) Java code library which provides standards compliant methods for the manipulation of geospatial data, for example to implement Geographic Information Systems (GIS). The GeoTools library implements Open Geospatial Consortium (OGC) specifications as they are ... [More] developed, in close collaboration with the GeoAPI and GeoWidgets projects. [Less]

4.38462
   
  0 reviews  |  39 users  |  3,203,623 lines of code  |  68 current contributors  |  Analyzed 4 days ago
 
 

Mapnik is a Free Toolkit for developing mapping applications. It's written in C++ and there are Python bindings to facilitate fast-paced agile development. It can comfortably be used for both desktop and web development

4.6
   
  0 reviews  |  34 users  |  255,319 lines of code  |  23 current contributors  |  Analyzed 3 days ago
 
 

Marble

claimed by KDE

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Marble is a Virtual Globe and World Atlas that you can use to learn more about Earth: You can pan and zoom around and you can look up places and roads. A mouse click on a place label will provide the respective Wikipedia article. Marble is also a light weight generic geographical map component ... [More] for use in your own Qt 4.x / C++ application. It is provided as a library, a QWidget and a KDE 4 KPart and hence can easily get integrated with KDE 4 or Qt 4 applications. By default MarbleWidget shows the earth as a sphere but doesn't make use of any hardware acceleration. [Less]

4.53846
   
  0 reviews  |  31 users  |  279,969 lines of code  |  38 current contributors  |  Analyzed 6 days ago
 
 
 
 

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