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= Tools = | = Tools = | ||
*[http://www.qgis.org/ Quantum GIS] | |||
*[http://grass.itc.it/ GRASS GIS Geographic Resources Analysis Support System] | |||
*[http://www.gdal.org/ GDAL/OGR Geospatial Data Abstraction Library] | |||
= Free GIS Data = | = Free GIS Data = |
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