FOSS4G 2010 - BARCELLONA Free and Open Source Software for Geospatial CONFERENCE Sep 6th - 9thhttp://2010.foss4g.org/
The Open Source Geospatial Foundation (OSGeo) has been created to support and build the highest-quality open source geospatial software.http://www.osgeo.org/http://www.osgeo.org/shapeimage_4_link_0