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http://qgis.org/en/download/current-software.html   Announcing the release of QGIS 1.3.0 ‘ Mimas ‘ Submitted by Tim Sutton on Sun, 2009-09-20 00:00. Introduction Quantum GIS (QGIS) is a user friendly Open Source Geographic Information System (GIS), licensed under the GNU General Public License, that runs on Linux, Unix, Mac OSX, and Windows. QGIS is Open Source software and [...]